Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. STEVEN L PRENZLAUER MD
NPI 1275580466
Psychiatry & Neurology - Psychiatry in San Francisco, CA

Q: What is Steven Prenzlauer's NPI number?

The NPI number for Steven Prenzlauer is 1275580466. It was assigned to this individual provider in the NPPES registry on May 31, 2006.

Q: What is Steven Prenzlauer's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Steven Prenzlauer was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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 31, 2006PECOS Enrolled

100 PINE ST STE 1250, SAN FRANCISCO, CA 94111(833) 351-8255 Get Directions Write a Review

NPPES record last updated: July 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 29, 2026, Feb 6, 2026, Feb 12, 2020 (3 updates tracked since 2020).

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About Dr. Steven L Prenzlauer Md NPPES

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

DR. STEVEN L PRENZLAUER MD (NPI 1275580466) is an individual psychiatry provider in San Francisco, California, licensed in California (G163051) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Wayne State University School Of Medicine (1987).

NPPES Registry Identity

NPI1275580466

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. STEVEN L PRENZLAUERCredential: MD

Location Address100 PINE ST STE 1250San Francisco, CA 94111-5235

Mailing Address4995 N Acacia LnTucson, AZ 85745-9262 · (503) 896-4986 · Fax (503) 224-4494

Phone(833) 351-8255

Sole ProprietorNo

Medical School CMSWayne State University School Of MedicineGraduated 1987

Enumeration DateMay 31, 2006

Last NPPES UpdateJuly 29, 20263 updates tracked since enumeration

NPPES CertifiedJuly 29, 2026

✔ NPI 1275580466 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Licenses✔ Licensed in CA · G163051✔ Licensed in NM · MD2007-0146

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

100 PINE ST STE 1250, San Francisco, CA 94111

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc., UnitedHealthcare.Insurance ›

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. Steven L Prenzlauer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4688733975

PECOS Enrollment IDI20260416001574

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 94111 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

$202.35 typical visit price

range $69.00 – $202.35

Typical copayment $50.58 (range $17.25 – $50.58)

Most-billed visit code 99205

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

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 20

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

JEFFREY JOSEPH NILES

Psychiatry & Neurology (Psychiatry)