STUART DEMIRS M.D.
NPI 1285685560
Internal Medicine in Charlestown, RI

NPI Status: Active since May 12, 2006

Contact Information

4099 OLD POST RD
CHARLESTOWN, RI
ZIP 02813
Phone: (401) 364-0770
Fax: (401) 364-7694

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  • Individual
  • Male
  • Years of Experience 38
  • Internal Medicine
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • CLIA Number: 41D0896901
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 01-23-2027

About STUART DEMIRS

This page provides the complete NPI Profile along with additional information for Stuart Demirs, an internist established in Charlestown, Rhode Island with a medical specialization in Internal Medicine and more than 38 years of experience. He graduated from Albany Medical College Of Union University in 1988. The healthcare provider is registered in the NPI registry with number 1285685560 assigned on May 2006. The practitioner's primary taxonomy code is 207R00000X with license number MD08161 (RI). The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI
1285685560
Provider Name
STUART DEMIRS M.D.
Gender
Male
Entity Type
Individual
Location Address
4099 OLD POST RD CHARLESTOWN, RI 02813
Location Phone
(401) 364-0770
Location Fax
(401) 364-7694
Mailing Address
PO BOX 910 CHARLESTOWN, RI 02813
Mailing Phone
(401) 364-0770
Mailing Fax
(401) 364-7694
Medical School Name
ALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduation Year
1988
Is Sole Proprietor?
Yes
Enumeration Date
05-12-2006
Last Update Date
07-23-2019
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An internist like Stuart Demirs is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 4099 old post rd
    charlestown, RI 02813
    (401) 364-0770

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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD08161
License State
RI
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1208000000XAllopathic & Osteopathic Physicians

Pediatrics

MD08161 (RI)

Medicare Participation & PECOS Enrollment Status

Stuart Demirs 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.

Stuart Demirs 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: 446275663

    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: I20051006000913

    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.

Administration of influenza virus vaccine

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

This service was performed 24 times for 24 patients

Advance care planning, first 30 minutes

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

This service was performed 87 times for 87 patients

Annual depression screening, 15 minutes

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

This service was performed 80 times for 80 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

This service was performed 85 times for 85 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 75 times for 55 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 157 times for 91 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 26 times for 20 patients

Influenza vaccine split virus, preservative free

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

This service was performed 11 times for 11 patients

Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage

The quadrivalent inactivated influenza vaccine is a shot given to protect against four strains of the flu virus. This 0.5 ml dosage helps your body develop immunity to the virus. It's an important step in preventing flu-related complications.

This service was performed 13 times for 13 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

This service was performed 21 times for 17 patients

Stool analysis for blood to screen for colon tumors

A stool analysis for blood is a non-invasive procedure used to check for the presence of hidden blood in your stool. This can be an early sign of colon tumors. The test involves collecting a small sample of stool at home and sending it to a lab for analysis.

This service was performed 11 times for 11 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $33.54 for a new patient copayment and $25.77 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 02813 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $134.17
  • Minimum New Patient Price $58.57
  • Maximum New Patient Price $177.03
  • Average New Patient Copayment $33.54
  • Minimum New Patient Copayment $14.64
  • Maximum New Patient Copayment $44.25

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $103.1
  • Minimum Established Patient Price $18.92
  • Maximum Established Patient Price $144.38
  • Average Established Patient Copayment $25.77
  • Minimum Established Patient Copayment $4.73
  • Maximum Established Patient Copayment $36.09

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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. Stuart Demirs is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
SOUTH COUNTY HOSPITAL INC100 KENYON AVE
WAKEFIELD, RI 02879
(401) 782-8020Acute Care Hospitals
WESTERLY HOSPITAL25 WELLS STREET
WESTERLY, RI 02891
(401) 596-6000Acute Care Hospitals

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
41D0896901
Facility Type
Physician Office
Certificate Effective Date
January 24, 2025
Certificate Expiration Date
January 23, 2027
Laboratory Director
STUART V. DEMIRS MD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Stuart Demirs to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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.
1285685560
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
2216512810512
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 2 + 1 + 6 + 5 + 1 + 2 + 8 + 1 + 0 + 5 + 1 + 2 + 24 = 60
Step 3: because the number obtained in step 2 ends in zero, the check digit is zero.
0

The NPI number 1285685560 is valid because the calculated check digit 0 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 2 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1528185840 GINA COZZOLINO MAYO MS, RNP
Individual
Nurse Practitioner (Family)4099 OLD POST RD
CHARLESTOWN, RI 02813
(401) 364-0770
1417515354STUART V DEMIRS MD LLC
Organization
Internal Medicine4099 OLD POST RD
CHARLESTOWN, RI 02813
(401) 364-0770

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285685560, enumerated in the NPI registry as an "individual" on May 12, 2006

The provider is located at 4099 Old Post Rd Charlestown, Ri 02813 and the phone number is (401) 364-0770

The provider's speciality is Internal Medicine with taxonomy code 207R00000X

The provider has more than 38 years of experience. He graduated from Albany Medical College Of Union University in 1988.

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.

Medicare beneficiaries should expect a typical cost of $134.17 with an average copayment of $33.54 for new patient appointments. Established patients should expect a typical charge of $103.1 and an average copayment of 25.77. Please review your insurance plan or contact the provider directly to determine your specific costs.

The most common procedures or services performed by this practitioner are: Administration of influenza virus vaccine, Advance care planning, first 30 minutes, Annual depression screening, 15 minutes, Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, Established patient office or other outpatient visit, 20-29 minutes, Established patient office or other outpatient visit, 30-39 minutes, Established patient office or other outpatient visit, 40-54 minutes, Influenza vaccine split virus, preservative free, Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage, Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and and Stool analysis for blood to screen for colon tumors.

The provider's CLIA number is 41D0896901 for a "physician office" facility with a CLIA Certificate of Waiver. This CLIA certificate is issued to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria..

The practitioner is affiliated to the following hospital(s): SOUTH COUNTY HOSPITAL INC and WESTERLY 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 May 12, 2006. 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].
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