DR. DOUGLAS DAVID GERSTEIN M.D.
NPI 1376595207
Ophthalmology in San Rafael, CA

Q: What is Douglas Gerstein's NPI number?

The NPI number for Douglas Gerstein is 1376595207. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Q: What is Douglas Gerstein's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Douglas Gerstein was last updated on July 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 May 17, 2006PECOS Enrolled

49 DUNFRIES TER, SAN RAFAEL, CA 94901(415) 459-7788(415) 459-7788 Get Directions Write a Review

NPPES record last updated: July 25, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Douglas David Gerstein M.d. NPPES

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

DR. DOUGLAS DAVID GERSTEIN M.D. (NPI 1376595207) is an individual ophthalmology provider in San Rafael, California, licensed in California (G24353) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376595207

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. DOUGLAS DAVID GERSTEINCredential: M.D.

Location Address49 DUNFRIES TERSan Rafael, CA 94901-2415

Mailing Address49 Dunfries TerSan Rafael, CA 94901-2415 · (415) 459-7788 · Fax (415) 459-7788

Phone(415) 459-7788

Fax(415) 459-7788

Sole ProprietorYes

Enumeration DateMay 17, 2006

Last NPPES UpdateJuly 25, 2008

✔ NPI 1376595207 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · G24353

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

49 DUNFRIES TER, San Rafael, CA 94901

Open in Google Maps ↗

Other Identifiers 2

Medicare PIN0198720001CA

Medicare UPINA42236CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Douglas David Gerstein M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 94901 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

$154.04 typical visit price

range $69.07 – $202.63

Typical copayment $38.51 (range $17.26 – $50.65)

Most-billed visit code 99204

Established Patient

$85.00 typical visit price

range $23.44 – $166.64

Typical copayment $21.25 (range $5.86 – $41.66)

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.

Other Providers at the Same Location NPPES

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

DOUGLAS D GERSTEIN, MD, INC

Ophthalmology

49 DUNFRIES TER
SAN RAFAEL, CA 94901

Marin County (415) 306-6779

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 Douglas Gerstein's NPI number?

The NPI number for Douglas Gerstein is 1376595207. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Where is Douglas Gerstein located?

Douglas Gerstein practices at 49 Dunfries Ter, San Rafael, CA 94901. The listed phone number is (415) 459-7788.

What is Douglas Gerstein's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Douglas Gerstein enrolled in Medicare?

Yes. Douglas Gerstein is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Douglas Gerstein was last updated on July 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.