DR. LAURENCE R O'HALLORAN MD
NPI 1023007044
Specialist in Annandale, VA


Quality Rating: 0 out of 100 score

NPI Status: Active since October 21, 2005

Contact Information

3299 WOODBURN RD
#300
ANNANDALE, VA
ZIP 22003
Phone: (703) 534-3314
Fax: (703) 698-1334

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  • Individual
  • Male
  • Years of Experience 32
  • Specialist
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About LAURENCE O'HALLORAN

This page provides the complete NPI Profile along with additional information for Laurence O'halloran, a provider established in Annandale, Virginia with a medical specialization in Specialist and more than 32 years of experience. He graduated from Washington University School Of Medicine in 1994. The healthcare provider is registered in the NPI registry with number 1023007044 assigned on October 2005. The practitioner's primary taxonomy code is 174400000X with license number 0101051134 (VA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1023007044
Provider Name
DR. LAURENCE R O'HALLORAN MD
Gender
Male
Entity Type
Individual
Location Address
3299 WOODBURN RD #300 ANNANDALE, VA 22003
Location Phone
(703) 534-3314
Location Fax
(703) 698-1334
Mailing Address
3299 WOODBURN RD #300 ANNANDALE, VA 22003
Mailing Phone
(703) 534-3314
Mailing Fax
(703) 698-1334
Medical School Name
WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduation Year
1994
Is Sole Proprietor?
Yes
Enumeration Date
10-21-2005
Last Update Date
07-08-2007
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
0101051134
License State
VA
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
H412293MEDICARE ID-TYPE UNSPECIFIED (04)VAPROVIDER #
65-022-11MEDICAID (05)VA 
E58500MEDICARE UPIN (02)VA 

Medicare Participation & PECOS Enrollment Status

Laurence O'halloran is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Laurence O'halloran is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 4486552692

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20081218000545

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Ct guidance for needle or tube localization

CT guidance for needle or tube localization is a procedure where a CT scan is used to accurately position a needle or tube within the body. It helps in diagnosing or treating conditions by ensuring precise placement for procedures such as biopsies or drainages.

This service was performed 31 times for 31 patients

Diagnostic exam of nasal passages using an endoscope

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

This service was performed 68 times for 40 patients

Diagnostic exam of voice box using a flexible endoscope

This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.

This service was performed 41 times for 34 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 86 times for 61 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 168 times for 105 patients

Melanoma (skin cancer) excision

Melanoma excision is a procedure where a surgeon removes melanoma, a type of skin cancer, and some surrounding healthy tissue. Local anesthesia is applied to numb the area. The goal is to completely remove the cancer and prevent its spread. Healing time varies.

This service was performed for 1-10 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 25 times for 25 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 51 times for 51 patients

Removal of impacted ear wax

Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.

This service was performed 79 times for 63 patients

Test for hearing various pitches using earphone and device placed against the bone

This is a hearing test that checks your ability to hear different pitches or frequencies. It involves wearing earphones and placing a device against your bone, usually behind the ear. It helps identify any hearing issues you might have.

This service was performed 42 times for 35 patients

Test to assess middle ear function

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

This service was performed 41 times for 36 patients

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 0, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 0 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: 0

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: N/A

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: 0

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores.

  • Cost Score: N/A

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

  • Cost Score: N/A

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Laurence O'halloran is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
INOVA FAIRFAX HOSPITAL3300 GALLOWS ROAD
FALLS CHURCH, VA 22042
(703) 776-4001Acute Care Hospitals

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1023007044
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
2043001408
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 0 + 4 + 3 + 0 + 0 + 1 + 4 + 0 + 8 + 24 = 46
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
50 - 46 = 44

The NPI number 1023007044 is valid because the calculated check digit 4 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 20 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1073519146DR. JOHN DOUGLAS WOODDELL D.D.S.
Individual
Dentist (General Practice)3299 WOODBURN RD STE 440
ANNANDALE, VA 22003
(703) 698-9698
1053306548MS. PAULETTE ELIZABETH BROWNE M.D.
Individual
Specialist3299 WOODBURN RD SUITE 480
ANNANDALE, VA 22003
(703) 876-0734
1841285400DR. NAVEED M. KHAN M.D.
Individual
Specialist3299 WOODBURN RD SUITE 480
ANNANDALE, VA 22003
(703) 876-0734
1982690541DR. DAVID SOL SAFFAN M.D.
Individual
Specialist3299 WOODBURN RD SUITE 480
ANNANDALE, VA 22003
(703) 876-0734
1316908460MRS. KIM LIVEZEY FEIST RDH
Individual
Dental Hygienist3299 WOODBURN RD STE 440 DR J DOUGLAS WOODDELL
ANNANDALE, VA 22003
(703) 698-9698
1215979737 MARYAM ZAMANI MD
Individual
Ophthalmology3299 WOODBURN RD SUITE 350
ANNANDALE, VA 22003
(703) 208-3299
1871535930 MICHELLE ZOLGHADR M.D.
Individual
Internal Medicine (Pulmonary Disease)3299 WOODBURN RD SUITE 380
ANNANDALE, VA 22003
(703) 698-5652
1053348763 KATHLEEN R KELLEY MD
Individual
Pediatrics3299 WOODBURN RD SUITE 230
ANNANDALE, VA 22003
(703) 205-2600
1093829491 ALISSA JEAN WETMORE DPT
Individual
Physical Therapist3299 WOODBURN RD SUITE 180
ANNANDALE, VA 22003
(703) 849-8142
1962593335ROGAN & O'BRIEN CARDIOVASCULAR ASSOCIATES, P.C.
Organization
Internal Medicine (Cardiovascular Disease)3299 WOODBURN RD SUITE 200
ANNANDALE, VA 22003
(703) 698-6255
1205916871ANNE M. NICKODEM, MD PC
Organization
Plastic Surgery3299 WOODBURN RD SUITE 310
ANNANDALE, VA 22003
(703) 560-8711
1750462743 RACHANA V GARDE M.D.
Individual
Obstetrics & Gynecology (Reproductive Endocrinology)3299 WOODBURN RD SUITE 480
ANNANDALE, VA 22003
(703) 876-0734
1174675102ADJO COHEN INC
Organization
Surgery3299 WOODBURN RD SUITE 370
ANNANDALE, VA 22003
(703) 573-2070
1043358922DR. TIMOTHY JAMES EGAN M.D.
Individual
Otolaryngology3299 WOODBURN RD
ANNANDALE, VA 22003
(703) 534-3314
1083755516DR. JAMES H FRENCH JR. MD
Individual
Plastic Surgery3299 WOODBURN RD SUITE 490
ANNANDALE, VA 22003
(703) 560-2850
1588798375DR. HUGO A BONILLA DDS, MS
Individual
Dentist (Prosthodontics)3299 WOODBURN RD SUITE 120
ANNANDALE, VA 22003
(703) 560-2672
1225251192DR. DAVID STANLEY HARRER M.D.
Individual
Pathology (Anatomic Pathology & Clinical Pathology)3299 WOODBURN RD 210
ANNANDALE, VA 22003
(703) 207-7072
1689850554FAIRFAX RADIOLOGICAL CONSULTANTS PC
Organization
Clinic/Center (Radiology)3299 WOODBURN RD SUITE 110
ANNANDALE, VA 22003
(703) 698-4483
1265607733 JUSTINE H KRAUS PT
Individual
Physical Therapist3299 WOODBURN RD SUITE 180
ANNANDALE, VA 22003
(703) 849-8142
1528211240JOHN D. DOPPELHEUER M.D. PC
Organization
Specialist3299 WOODBURN RD SUITE 370
ANNANDALE, VA 22003
(703) 698-1197

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023007044, enumerated in the NPI registry as an "individual" on October 21, 2005

The provider is located at 3299 Woodburn Rd #300 Annandale, Va 22003 and the phone number is (703) 534-3314

The provider's speciality is Specialist with taxonomy code 174400000X

The provider has more than 32 years of experience. He graduated from Washington University School Of Medicine in 1994.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.

Yes, as of June 20, 2025 the provider is registered in PECOS and is eligible to order health care services or supplies for Medicare patients. If you are a beneficiary the provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

The most common procedures or services performed by this practitioner are: Ct guidance for needle or tube localization, Diagnostic exam of nasal passages using an endoscope, Diagnostic exam of voice box using a flexible endoscope, Established patient office or other outpatient visit, 20-29 minutes, Established patient office or other outpatient visit, 30-39 minutes, Melanoma (skin cancer) excision, New patient office or other outpatient visit, 30-44 minutes, New patient office or other outpatient visit, 45-59 minutes, Removal of impacted ear wax, Test for hearing various pitches using earphone and device placed against the bone and Test to assess middle ear function.

The practitioner is affiliated to the following hospital(s): INOVA FAIRFAX HOSPITAL. Hospital affiliations are identified through self-reporting data and service claims based on the place of service.

This NPI record was last updated on October 21, 2005. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
NPI Profile data is regularly updated with the latest NPI registry information, if you would like to update or remove your NPI Profile in this website please contact us.