MARTIN J. COLLEN M.D. INC.
NPI 1679700579
Internal Medicine - Gastroenterology in Riverside, CA

Q: What is Martin J. Collen M.D. Inc.'s NPI number?

The NPI number for Martin J. Collen M.D. Inc. is 1679700579. It was assigned to this organization in the NPPES registry on June 18, 2009.

Q: What is Martin J. Collen M.D. Inc.'s specialty?

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

Active since June 18, 2009

6647 HAWARDEN DR, RIVERSIDE, CA 92506(951) 203-1538(951) 789-7610 Get Directions Write a Review

NPPES record last updated: June 18, 2009. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Martin J. Collen M.d. Inc. NPPES

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

MARTIN J. COLLEN M.D. INC. (NPI 1679700579) is a healthcare organization registered as a gastroenterology in Riverside, California and active in the NPI registry since June 2009. The organization lists Roberta J Collen, Office Administrator, as its authorized official.

NPPES Registry Identity

NPI1679700579

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameMARTIN J. COLLEN M.D. INC.

Location Address6647 HAWARDEN DRRiverside, CA 92506-5111

Mailing Address7120 Indiana Ave Ste G, Pmb 81Riverside, CA 92504-4500 · (951) 891-1483

Phone(951) 203-1538

Fax(951) 789-7610

Organization SubpartNo

Authorized OfficialRoberta J CollenOffice Administrator · (951) 271-2237

Enumeration DateJune 18, 2009

✔ NPI 1679700579 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 · 00G210320

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.

6647 HAWARDEN DR, Riverside, CA 92506

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Other Identifiers 2

Medicare PIN00G210320CA

Medicare UPIND83927CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Martin J. Collen M.D. Inc.'s NPI number?

The NPI number for Martin J. Collen M.D. Inc. is 1679700579. It was assigned to this organization in the NPPES registry on June 18, 2009.

Where is Martin J. Collen M.D. Inc. located?

Martin J. Collen M.D. Inc. is located at 6647 Hawarden Dr, Riverside, CA 92506. The listed phone number is (951) 203-1538.

What is Martin J. Collen M.D. Inc.'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 Martin J. Collen M.D. Inc. was last updated on June 18, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.