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DR. GENE MA M.D.
NPI 1316238579
Internal Medicine - Gastroenterology in San Jose, CA

Active since April 22, 2011PECOS EnrolledAccepts Medicare Assignment
270 INTERNATIONAL CIR BLDG 3, SAN JOSE, CA 95119(408) 972-7000 Get Directions Write a Review

NPPES record last updated: February 11, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 11, 2022, Aug 31, 2018, Jul 19, 2017 and 1 more (4 updates tracked since 2016).

About Dr. Gene Ma M.d. NPPES

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

DR. GENE MA M.D. (NPI 1316238579) is an individual gastroenterology provider in San Jose, California, licensed in California (A122085) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2011).

NPPES Registry Identity

NPI1316238579
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. GENE MACredential: M.D.
Location Address270 INTERNATIONAL CIR BLDG 3San Jose, CA 95119
Mailing Address270 International Cir Bldg 3San Jose, CA 95119-1130 · (408) 972-7000
Phone(408) 972-7000
Sole ProprietorYes
Medical School CMSStanford University School Of MedicineGraduated 2011
Enumeration DateApril 22, 2011
Last NPPES UpdateFebruary 11, 20224 updates tracked since enumeration
✔ NPI 1316238579 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A122085
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
270 INTERNATIONAL CIR BLDG 3, San Jose, CA 95119
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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. Gene Ma 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 ID6002113305
PECOS Enrollment IDI20181108001904
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95119 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
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.

Other Providers at the Same Location NPPES 4

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

JESSE KLIMEK DPT
Physical Therapist
270 INTERNATIONAL CIR BLDG 3
SAN JOSE, CA 95119
Santa Clara County (408) 972-6400
RACHAEL LEWIN
Physical Therapist
270 INTERNATIONAL CIR BLDG 3
SAN JOSE, CA 95119
Santa Clara County (916) 990-5108
MICHAEL JISOO LEE MD
Internal Medicine (Hematology & Oncology)
270 INTERNATIONAL CIR BLDG 3
SAN JOSE, CA 95119
Santa Clara County (909) 719-9924
WEI YANG
Student in an Organized Health Care Education/Training Program
270 INTERNATIONAL CIR BLDG 3
SAN JOSE, CA 95119
Santa Clara County (408) 362-4393

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 Gene Ma's NPI number?

The NPI number for Gene Ma is 1316238579. It was assigned to this individual provider in the NPPES registry on April 22, 2011.

Where is Gene Ma located?

Gene Ma practices at 270 International Cir Bldg 3, San Jose, CA 95119. The listed phone number is (408) 972-7000.

What is Gene Ma's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Gene Ma enrolled in Medicare?

Yes. Gene Ma 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 Gene Ma was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.