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DR. THOMAS SCOTT ALLEMS MD
NPI 1669562930
Preventive Medicine - Occupational Medicine in San Francisco, CA

Active since October 14, 2006
311 CALIFORNIA ST, SUITE 410, SAN FRANCISCO, CA 94104(415) 989-5339(415) 989-5424 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Thomas Scott Allems Md NPPES

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

DR. THOMAS SCOTT ALLEMS MD (NPI 1669562930) is an individual occupational medicine provider in San Francisco, California, licensed in California (A43491) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1669562930
Entity TypeIndividualMale
Primary Taxonomy2083X0100X
Provider Legal NameDR. THOMAS SCOTT ALLEMSCredential: MD
Location Address311 CALIFORNIA ST, SUITE 410San Francisco, CA 94104-2602
Mailing Address311 California St, Suite 410San Francisco, CA 94104-2602 · (415) 989-5339 · Fax (415) 989-5424
Phone(415) 989-5339
Fax(415) 989-5424
Sole ProprietorYes
Enumeration DateOctober 14, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1669562930 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083X0100X
License✔ Licensed in CA · A43491
Definition
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.
Also ListedInternal MedicineTaxonomy 207R00000X · License A43491 (CA)
311 CALIFORNIA ST, San Francisco, CA 94104
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Other Providers at the Same Location NPPES 6

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

ZLATENA THEODORE PSY.D.
Psychologist (Clinical)
311 CALIFORNIA ST
SAN FRANCISCO, CA 94104
San Francisco County (773) 905-4701
DR. RAYMOND CURTIS HAHN D.D.S.
Dentist
311 CALIFORNIA ST, SUITE 450
SAN FRANCISCO, CA 94104
San Francisco County (415) 433-1970
MR. ASHWIN NANDA D.D.S.
Dentist
311 CALIFORNIA ST, SUITE 450
SAN FRANCISCO, CA 94104
San Francisco County (415) 921-1200
MICHAEL A HACK D.M.D
Dentist (General Practice)
311 CALIFORNIA ST, SUITE #450
SAN FRANCISCO, CA 94104
San Francisco County (415) 433-1970
HANNAH KLEMPNER
Psychologist (Clinical)
311 CALIFORNIA ST
SAN FRANCISCO, CA 94104
San Francisco County (415) 634-7408
MS. JENNIFER JESSIE BENSON LMFT #86969
Marriage & Family Therapist
311 CALIFORNIA ST, SUITE 750
SAN FRANCISCO, CA 94104
San Francisco County (707) 880-8622

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 Thomas Allems's NPI number?

The NPI number for Thomas Allems is 1669562930. It was assigned to this individual provider in the NPPES registry on October 14, 2006.

Where is Thomas Allems located?

Thomas Allems practices at 311 California St Suite 410, San Francisco, CA 94104. The listed phone number is (415) 989-5339.

What is Thomas Allems's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

When was this NPI record last updated?

The NPPES record for Thomas Allems was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.