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MAX JACOB BLUMBERG MD
NPI 1326507385
Preventive Medicine - Preventive Medicine/Occupational Environmental Medicine in San Francisco, CA

Active since March 18, 2019PECOS Enrolled
2330 POST ST STE 460, SAN FRANCISCO, CA 94115(415) 885-7580(415) 514-5614 Get Directions Write a Review

NPPES record last updated: December 12, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 12, 2025, Mar 18, 2019 (2 updates tracked since 2019).

About Max Jacob Blumberg Md NPPES

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

MAX JACOB BLUMBERG MD (NPI 1326507385) is an individual preventive medicine/occupational environmental medicine provider in San Francisco, California, licensed in California (A180291) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326507385
Entity TypeIndividualMale
Primary Taxonomy2083P0500X
Provider Legal NameMAX JACOB BLUMBERGCredential: MD
Location Address2330 POST ST STE 460San Francisco, CA 94115-3466
Mailing Address2330 Post St Ste 460San Francisco, CA 94115-3466 · (415) 885-7580 · Fax (415) 514-5614
Phone(415) 885-7580
Fax(415) 514-5614
Sole ProprietorNo
Enumeration DateMarch 18, 2019
Last NPPES UpdateDecember 12, 20252 updates tracked since enumeration
NPPES CertifiedDecember 12, 2025
✔ NPI 1326507385 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPreventive Medicine · Preventive Medicine/Occupational Environmental MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083P0500X
License✔ Licensed in CA · A180291
Definition

A preventive medicine physician who specializes in preventive medicine/occupational-environmental medicine, which is focused on protecting the population from occupational and environmental conditions.

Also ListedPreventive Medicine · Occupational MedicineTaxonomy 2083X0100X · License A180291 (CA)
2330 POST ST STE 460, San Francisco, CA 94115
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Max Jacob Blumberg Md 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 94115 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
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 3

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

DR. GINA MICHELLE SOLOMON M.D., M.P.H.
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
2330 POST ST STE 460
SAN FRANCISCO, CA 94115
San Francisco County (415) 885-7580
CATHERINE MARY O'CONNOR PT, MS, OCS, NP
Nurse Practitioner (Occupational Health)
2330 POST ST STE 460, BOX 1661
SAN FRANCISCO, CA 94115
San Francisco County (415) 885-7580
DR. RUPESH PATEL MD, PHD, MPH
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
2330 POST ST STE 460
SAN FRANCISCO, CA 94115
San Francisco County (415) 885-7850

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 Max Blumberg's NPI number?

The NPI number for Max Blumberg is 1326507385. It was assigned to this individual provider in the NPPES registry on March 18, 2019.

Where is Max Blumberg located?

Max Blumberg practices at 2330 Post St Ste 460, San Francisco, CA 94115. The listed phone number is (415) 885-7580.

What is Max Blumberg's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Preventive Medicine/Occupational Environmental Medicine, with taxonomy code 2083P0500X.

Is Max Blumberg enrolled in Medicare?

Yes. Max Blumberg is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Max Blumberg was last updated on December 12, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.