ZIYAD HANNON M.D.
NPI 1942206560
Obstetrics & Gynecology in San Francisco, CA

NPI Status: Active since June 28, 2005

Contact Information

2645 OCEAN AVE
STE 309
SAN FRANCISCO, CA
ZIP 94132
Phone: (415) 334-0999

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  • Individual
  • Male
  • Years of Experience 46
  • Obstetrics & Gynecology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting
  • CLIA Number: 05D0595996
  • CLIA Cert. Type: Practitioner Other
  • CLIA Exp. Date: 08-31-2026

About ZIYAD HANNON

This page provides the complete NPI Profile along with additional information for Ziyad Hannon, a women's health care provider established in San Francisco, California with a medical specialization in Obstetrics & Gynecology and more than 46 years of experience. The healthcare provider is registered in the NPI registry with number 1942206560 assigned on June 2005. The practitioner's primary taxonomy code is 207V00000X with license number C40187 (CA). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1942206560
Provider Name
ZIYAD HANNON M.D.
Gender
Male
Entity Type
Individual
Location Address
2645 OCEAN AVE STE 309 SAN FRANCISCO, CA 94132
Location Phone
(415) 334-0999
Mailing Address
2645 OCEAN AVE STE 309 SAN FRANCISCO, CA 94132
Medical School Name
OTHER
Graduation Year
1980
Is Sole Proprietor?
Yes
Enumeration Date
06-28-2005
Last Update Date
03-24-2008
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Women's health care providers like Ziyad Hannon treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, etc.

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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

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
C40187
License State
CA
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

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.

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
00C401870OTHER (01)CABLUE SHIELD OF CALIFORNIA
00C401871MEDICAID (05)CA 
A37324MEDICARE UPIN (02)CA 
00C401870MEDICARE ID-TYPE UNSPECIFIED (04)CA 

Medicare Participation & PECOS Enrollment Status

Ziyad Hannon 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.

Ziyad Hannon 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: 4486732328

    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: I20080417000600

    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.

Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous

A fecal occult blood test is a screening tool for colorectal cancer. It checks for tiny amounts of blood in your stool that can't be seen with the naked eye. The immunoassay method can test 1-3 samples at once. This helps detect cancer early, when treatment is most effective.

This service was performed 66 times for 66 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 28 times for 19 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 59 times for 58 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 20 times for 20 patients

Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina

An ultrasound scan of the lower abdominal region is a safe, non-invasive procedure that uses sound waves to create images of internal structures. This helps in checking the health of reproductive organs and detecting any abnormalities. The scan is done via a small probe inserted into the body.

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: $38.45 for a new patient copayment and $21.22 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 94132 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $153.83
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $38.45
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $84.91
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $21.22
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* 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.

MIPS Quality Measures

The following performance measures were reported under the Merit-Based Incentive Payment System (MIPS) and Qualified Clinical Data Registry (QCDR) quality measures program.

Quality Measure Performance Number of Patients
Breast Cancer Screening 88% 272
Cervical Cancer Screening 93% 925
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan 50% 971
Preventive Care and Screening: Influenza Immunization 4% 484
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented 29% 1533
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 33% 21
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 93% 952
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 92% 951

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
05D0595996
Facility Type
Practitioner Other
Certificate Effective Date
September 01, 2024
Certificate Expiration Date
August 31, 2026
Laboratory Director
ZIYAD HANNON
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Ziyad Hannon in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing.

Reviews for ZIYAD HANNON M.D.

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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.
1942206560
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
29824012512
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 9 + 8 + 2 + 4 + 0 + 1 + 2 + 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 1942206560 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 20 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1669458097DR. DAVID QUILLIAN SEGARS M.D.
Individual
Family Medicine2645 OCEAN AVE SUITE 303
SAN FRANCISCO, CA 94132
(415) 452-1200
1528045598DR. HOKE CLEMENT SEGARS M.D.
Individual
Family Medicine2645 OCEAN AVE SUITE 303
SAN FRANCISCO, CA 94132
(415) 452-1200
1700896370 LAWRENCE L. CHAO M.D.
Individual
Internal Medicine2645 OCEAN AVE SUITE 207
SAN FRANCISCO, CA 94132
(415) 333-3302
1447333026 GREGORY RAYMOND MANTEUFFEL MD
Individual
General Practice2645 OCEAN AVE SUITE 209
SAN FRANCISCO, CA 94132
(415) 841-1040
1598805269LEYBIN LAKESIDE OPTICAL
Organization
Technician/Technologist (Optician)2645 OCEAN AVE SUITE #2
SAN FRANCISCO, CA 94132
(415) 334-2022
1205031846LOUISLESKOM.D. PC
Organization
Clinic/Center (Medical Specialty)2645 OCEAN AVE 301
SAN FRANCISCO, CA 94132
(415) 333-6706
1285813402ARTHUR LOWE, D.D.S., TIM NG, D.D.S., AND CECILIA LOWE, D.D.S., INC
Organization
Dentist (General Practice)2645 OCEAN AVE SUITE 203
SAN FRANCISCO, CA 94132
(415) 469-7777
1053590950MS. CAROL P SK JARON
Individual
Marriage & Family Therapist2645 OCEAN AVE SUITE 206
SAN FRANCISCO, CA 94132
(415) 541-5004
1548441660KENNETH S. YAMAMOTO, M.D.
Organization
Internal Medicine (Hematology & Oncology)2645 OCEAN AVE SUITE 305
SAN FRANCISCO, CA 94132
(415) 337-2121
1306028329ALLEN F SMOOT MD INC
Organization
Internal Medicine2645 OCEAN AVE SUITE 301
SAN FRANCISCO, CA 94132
(415) 585-5492
1093956633MS. MARY TOTH GRANICK LMFT
Individual
Marriage & Family Therapist2645 OCEAN AVE SUITE # 206
SAN FRANCISCO, CA 94132
(415) 273-1310
1912214214CAROLINE YONG, MD, INC.
Organization
Pediatrics2645 OCEAN AVE #104
SAN FRANCISCO, CA 94132
(415) 587-8932
1417248337 PAULA ADRIANA ARRIAGA PA
Individual
Physician Assistant2645 OCEAN AVE #303
SAN FRANCISCO, CA 94132
(415) 452-1200
1962690339EUGENE C GROEGER,M.D. A PROFESSIONAL CORPORATION
Organization
Surgery2645 OCEAN AVE SUITE 307
SAN FRANCISCO, CA 94132
(415) 239-2300
1841633179DR. TIM NG D.D.S.
Individual
Dentist2645 OCEAN AVE SUITE 203
SAN FRANCISCO, CA 94132
(415) 469-7777
1063850360MR. EFFAT DANIAL OPTICIAN
Individual
Technician/Technologist (Optician)2645 OCEAN AVE SUITE 2
SAN FRANCISCO, CA 94132
(415) 334-2022
1922422526LAWRENCE L. CHAO, MD A PROFESSIONAL CORP.
Organization
Clinic/Center (Primary Care)2645 OCEAN AVE SUITE 207
SAN FRANCISCO, CA 94132
(415) 333-3302
1104084557 TEODOR MANAOIS DDS
Individual
Dentist (General Practice)2645 OCEAN AVE SUITE 210
SAN FRANCISCO, CA 94132
(415) 587-4700
1538298591 CHRISTINA MASSONI HUGHES M.A., MFT
Individual
Marriage & Family Therapist2645 OCEAN AVE SUITE 206
SAN FRANCISCO, CA 94132
(415) 517-5019
1205209459DR. DUKE T. YANG D.D.S.
Individual
Dentist2645 OCEAN AVE SUITE 306
SAN FRANCISCO, CA 94132
(415) 841-9088

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942206560, enumerated in the NPI registry as an "individual" on June 28, 2005

The provider is located at 2645 Ocean Ave Ste 309 San Francisco, Ca 94132 and the phone number is (415) 334-0999

The provider's speciality is Obstetrics & Gynecology with taxonomy code 207V00000X

The provider has more than 46 years of experience.

The provider might be accepting Accepts: Blue Cross Blue Shield, 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 provider obtained a high score in the following performance measures: Breast Cancer Screening , Cervical Cancer Screening. The quality ratings are based on unbiased reviews and reported submissions to Medicare's Quality Payment Program.

Medicare beneficiaries should expect a typical cost of $153.83 with an average copayment of $38.45 for new patient appointments. Established patients should expect a typical charge of $84.91 and an average copayment of 21.22. 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: Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous, Established patient office or other outpatient visit, 20-29 minutes, Established patient office or other outpatient visit, 30-39 minutes, New patient office or other outpatient visit, 45-59 minutes and Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina.

The provider's CLIA number is 05D0595996 for a "practitioner other" facility with a CLIA Certificate for Provider-Performed Microscopy Procedures (PPMP). This CLIA certificate is issued in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing..

This NPI record was last updated on June 28, 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.