What is John Luce's NPI number?

John Luce's National Provider Identifier (NPI) is 1992927974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Luce's specialty?

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

Where is John Luce located?

John Luce's practice location on file with NPPES is 1001 Potrero Avenue, San Francisco, CA 94110-3518.

What is John Luce's phone number?

The practice phone number listed in the NPPES registry for John Luce is (415) 206-8314.

Is John Luce's NPI active?

Yes — John Luce's NPI (1992927974) is active in the NPPES registry as of the last update on 2025-09-11.

IndividualActive

John Luce, MD

NPI 1992927974 · Internal Medicine Physician · San Francisco, CA

John Luce, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1992927974).

Provider details

NPI number: 1992927974
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: G45136 (CA)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense G45136 (CA)
Allopathic & Osteopathic Physicians
Pulmonary Disease Physician207RP1001XLicense G45136 (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
19 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

1001 Potrero Avenue

Rm 5k1

San Francisco, CA 94110-3518

Phone: (415) 206-8314

Fax: (415) 695-1551

Street-level locationGet directions

More CA providers

Mailing address

Po Box 7464

San Francisco, CA 94120-7464

Enumerated: 2007-05-02
Last updated: 2025-09-11

Frequently asked questions

What is John Luce's NPI number?: John Luce's National Provider Identifier (NPI) is 1992927974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is John Luce's specialty?: John Luce is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is John Luce located?: John Luce's practice location on file with NPPES is 1001 Potrero Avenue, San Francisco, CA 94110-3518.
What is John Luce's phone number?: The practice phone number listed in the NPPES registry for John Luce is (415) 206-8314.
Is John Luce's NPI active?: Yes — John Luce's NPI (1992927974) is active in the NPPES registry as of the last update on 2025-09-11.

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