DR. AVERIL I MA M.D.
NPI 1336250141
Internal Medicine - Gastroenterology in San Francisco, CA

Q: What is Averil Ma's NPI number?

The NPI number for Averil Ma is 1336250141. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Q: What is Averil Ma's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Averil Ma was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since August 31, 2006

513 PARNASSUS AVE # S-1057, SAN FRANCISCO, CA 94143(415) 502-9405(415) 502-9404 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Averil I Ma M.d. NPPES

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

DR. AVERIL I MA M.D. (NPI 1336250141) is an individual gastroenterology provider in San Francisco, California, licensed in California (G87544) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1336250141

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. AVERIL I MACredential: M.D.

Location Address513 PARNASSUS AVE # S-1057San Francisco, CA 94143-2205

Mailing Address513 Parnassus Ave # S-1057San Francisco, CA 94143-2205 · (415) 502-9405 · Fax (415) 502-9404

Phone(415) 502-9405

Fax(415) 502-9404

Sole ProprietorNo

Enumeration DateAugust 31, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1336250141 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 · G87544

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.

513 PARNASSUS AVE # S-1057, San Francisco, CA 94143

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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 Averil Ma's NPI number?

The NPI number for Averil Ma is 1336250141. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Averil Ma located?

Averil Ma practices at 513 Parnassus Ave # S-1057, San Francisco, CA 94143. The listed phone number is (415) 502-9405.

What is Averil Ma's specialty?

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

When was this NPI record last updated?

The NPPES record for Averil Ma was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.