DR. THOMAS G. MARTIN MD
NPI 1649234790
Internal Medicine in San Francisco, CA

Active since April 14, 2006PECOS EnrolledAccepts Medicare Assignment
77.26/100
CMS Quality Rating
400 PARNASSUS AVE, SAN FRANCISCO, CA 94143(415) 353-2421(415) 353-2467 Get Directions Write a Review

NPPES record last updated: March 8, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Thomas G. Martin Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. THOMAS G. MARTIN MD (NPI 1649234790) is an individual internal medicine provider in San Francisco, California, licensed in California (G70576) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Connecticut School Of Medicine (1989).

NPPES Registry Identity

NPI1649234790
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. THOMAS G. MARTINCredential: MD
Location Address400 PARNASSUS AVESan Francisco, CA 94143-2202
Mailing Address400 Parnassus Ave, Fl 4San Francisco, CA 94143-2202
Fax(415) 353-2467
Sole ProprietorNo
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 1989
Enumeration DateApril 14, 2006
Last NPPES UpdateMarch 8, 2021
NPPES CertifiedMarch 8, 2021
NPI 1649234790 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · G70576
Definition
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.
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License G70576 (CA)
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License G70576 (CA)
400 PARNASSUS AVE, San Francisco, CA 94143

Other Identifiers 1

Medicaid0G7057600CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Thomas G. Martin Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153405493
PECOS Enrollment IDI20080226000518
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
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.
295 services134 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
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.
226 services133 patients
Biopsy and aspiration of bone marrow sample for diagnosis 38222
A bone marrow biopsy and aspiration is a procedure where a small amount of bone marrow is removed for testing. It involves inserting a needle into a bone, typically the hip, to collect a sample. It can help diagnose various diseases and monitor treatment effectiveness.
70 services61 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
24 services20 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

77.26/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality90.87
Improvement Activities0
Cost74.28

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Cyclophosphamide; oral, 25 mg J8530
Treatment-Treatment - Miscellaneous · category RX000N
4 suppliers45 claims1,988 services$0.63 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
4 suppliers36 claims36 services$17.92 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Ophthalmology
400 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Surgery (Surgical Critical Care)
400 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Otolaryngology (Pediatric Otolaryngology)
400 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Physician Assistant
400 PARNASSUS AVE, 3RD FLOOR, SUITE 311
SAN FRANCISCO, CA 94143
Physical Therapist
400 PARNASSUS AVE, A-68
SAN FRANCISCO, CA 94143
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
400 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Orthopaedic Surgery
400 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Surgery
400 PARNASSUS AVE
SAN FRANCISCO, CA 94143

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Martin's NPI number?

The NPI number for Thomas Martin is 1649234790. It was assigned to this individual provider in the NPPES registry on April 14, 2006.

Where is Thomas Martin located?

Thomas Martin practices at 400 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 353-2421.

What is Thomas Martin's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Thomas Martin enrolled in Medicare?

Yes. Thomas Martin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Thomas Martin was last updated on March 8, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.