Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

BRYAN L GAMMON M.D.
NPI 1518134154
Dermatology - Dermatopathology in San Jose, CA

Active since May 13, 2008PECOS EnrolledAccepts Medicare Assignment
99.9/100
CMS Quality Rating
2420 SAMARITAN DR, SAN JOSE, CA 95124(408) 369-5600(408) 369-5625 Get Directions Write a Review

NPPES record last updated: June 11, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 14, 2026, May 23, 2023, Nov 12, 2020 and 1 more (4 updates tracked since 2020).

About Bryan L Gammon M.d. NPPES

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

BRYAN L GAMMON M.D. (NPI 1518134154) is an individual dermatopathology provider in San Jose, California, licensed in California (A118101) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1518134154
Entity TypeIndividualMale
Primary Taxonomy207ND0900X
Provider Legal NameBRYAN L GAMMONCredential: M.D.
Location Address2420 SAMARITAN DRSan Jose, CA 95124-3907
Mailing Address4131 Directors RowHouston, TX 77092-8703 · (877) 697-2447 · Fax (855) 697-2447
Fax(408) 369-5625
Sole ProprietorYes
Medical School CMSOtherGraduated 2008
Enumeration DateMay 13, 2008
Last NPPES UpdateJune 11, 20264 updates tracked since enumeration
NPPES CertifiedJune 11, 2026
NPI 1518134154 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyDermatology · DermatopathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ND0900X
License Licensed in CA · A118101
Definition
A dermatopathologist has the expertise to diagnose and monitor diseases of the skin including infectious, immunologic, degenerative and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings and smears of skin lesions by means of routine and special (electron and fluorescent) microscopes.
Also ListedDermatologyTaxonomy 207N00000X · License R0862 (TX)
2420 SAMARITAN DR, San Jose, CA 95124

Secondary Practice Locations 3

Location 165 Broadway Ste 1606New York, NY 10006-2562 · Phone (212) 283-3000 · Fax (212) 937-3303
Location 24131 Directors RowHouston, TX 77092-8703 · Phone (877) 697-2447 · Fax (855) 697-2447
Location 34575 Benes AveGlen Carbon, IL 62034-1541 · Phone (618) 961-1950

Accepted Insurance

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

Bryan L Gammon M.d. 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 ID547413189
PECOS Enrollment IDI20130110000543, I20251027001936
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 6

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
3,028 services2,087 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
79 services65 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
64 services37 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
62 services59 patients
Special stained specimen slides to identify organisms including interpretation and report 88312
This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.
54 services44 patients
Surgical pathology consultation and report on referred slides prepared elsewhere 88321
A surgical pathology consultation involves reviewing slides prepared at a different lab to confirm or clarify a diagnosis. It's a second opinion to ensure accuracy. A report with findings and interpretations is then provided for your doctor's reference.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95124 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
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
Most-billed visit code 99213
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.

99.9/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality99.8
Improvement Activities40

Other Providers at the Same Location NPPES 5

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

Clinic/Center (Ambulatory Surgical)
2420 SAMARITAN DR
SAN JOSE, CA 95124
Pediatrics
2420 SAMARITAN DR
SAN JOSE, CA 95124
Dermatology
2420 SAMARITAN DR
SAN JOSE, CA 95124
Nurse Practitioner
2420 SAMARITAN DR
SAN JOSE, CA 95124
Pathology (Anatomic Pathology)
2420 SAMARITAN DR
SAN JOSE, CA 95124

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 Bryan Gammon's NPI number?

The NPI number for Bryan Gammon is 1518134154. It was assigned to this individual provider in the NPPES registry on May 13, 2008.

Where is Bryan Gammon located?

Bryan Gammon practices at 2420 Samaritan Dr, San Jose, CA 95124. The listed phone number is (408) 369-5600.

What is Bryan Gammon's specialty?

The primary specialty registered for this NPI is Dermatology, specializing in Dermatopathology, with taxonomy code 207ND0900X.

Is Bryan Gammon enrolled in Medicare?

Yes. Bryan Gammon 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.

What insurance does Bryan Gammon accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and Community Health Choice list Bryan Gammon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Bryan Gammon was last updated on June 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 59 days 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.