What is David Fankushen's NPI number?

David Fankushen's National Provider Identifier (NPI) is 1174721856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Fankushen's specialty?

David Fankushen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is David Fankushen located?

David Fankushen's practice location on file with NPPES is 12 Ritter St, San Rafael, CA 94912.

What is David Fankushen's phone number?

The practice phone number listed in the NPPES registry for David Fankushen is (415) 457-8182.

Is David Fankushen's NPI active?

Yes — David Fankushen's NPI (1174721856) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

David Fankushen, M.D.

NPI 1174721856 · Internal Medicine Physician · San Rafael, CA

David Fankushen, M.D. is a Internal Medicine Physician provider in San Rafael, CA (NPI 1174721856).

Provider details

NPI number: 1174721856
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: GFE10777 (CA)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense GFE10777 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(89/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
18 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

12 Ritter St

San Rafael, CA 94912

Phone: (415) 457-8182

Fax: (415) 457-3490

Street-level locationGet directions

More CA providers

Mailing address

16 Ritter St

San Rafael, CA 94901-3323

Enumerated: 2007-07-05
Last updated: 2007-07-08

Frequently asked questions

What is David Fankushen's NPI number?: David Fankushen's National Provider Identifier (NPI) is 1174721856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is David Fankushen's specialty?: David Fankushen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is David Fankushen located?: David Fankushen's practice location on file with NPPES is 12 Ritter St, San Rafael, CA 94912.
What is David Fankushen's phone number?: The practice phone number listed in the NPPES registry for David Fankushen is (415) 457-8182.
Is David Fankushen's NPI active?: Yes — David Fankushen's NPI (1174721856) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.