DR. ALEXANDER JOHN WOLF MD
NPI 1992327688
Pediatrics - Pediatric Nephrology in San Francisco, CA

Active since May 15, 2020PECOS Enrolled
1825 4TH ST FL 6, SAN FRANCISCO, CA 94143(415) 476-2423 Get Directions Write a Review

NPPES record last updated: June 2, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 2, 2026, Jul 25, 2023, May 15, 2020 (3 updates tracked since 2020).

About Dr. Alexander John Wolf Md NPPES

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

DR. ALEXANDER JOHN WOLF MD (NPI 1992327688) is an individual pediatric nephrology provider in San Francisco, California, licensed in California (A186139) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992327688
Entity TypeIndividualMale
Primary Taxonomy2080P0210X
Provider Legal NameDR. ALEXANDER JOHN WOLFCredential: MD
Location Address1825 4TH ST FL 6San Francisco, CA 94143-2350
Mailing Address1825 4th St Fl 6San Francisco, CA 94143-2350
Sole ProprietorNo
Enumeration DateMay 15, 2020
Last NPPES UpdateJune 2, 20263 updates tracked since enumeration
NPPES CertifiedJune 2, 2026
NPI 1992327688 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPediatrics · Pediatric NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0210X
License Licensed in CA · A186139
Definition
A pediatrician who deals with the normal and abnormal development and maturation of the kidney and urinary tract, the mechanisms by which the kidney can be damaged, the evaluation and treatment of renal diseases, fluid and electrolyte abnormalities, hypertension and renal replacement therapy.
Also ListedPediatricsTaxonomy 208000000X · License MT219928 (PA), A186139 (CA)
1825 4TH ST FL 6, San Francisco, CA 94143

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. Alexander John Wolf 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.

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.

Physician Assistant (Surgical)
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Medical Genetics (Clinical Genetics (M.D.))
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Medical Genetics (Clinical Genetics (M.D.))
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Obstetrics & Gynecology (Gynecologic Oncology)
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Pediatrics
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Pediatrics (Pediatric Endocrinology)
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Medical Genetics (Clinical Genetics (M.D.))
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143
Dietitian, Registered (Nutrition, Pediatric)
1825 4TH ST FL 6
SAN FRANCISCO, CA 94143

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 Alexander Wolf's NPI number?

The NPI number for Alexander Wolf is 1992327688. It was assigned to this individual provider in the NPPES registry on May 15, 2020.

Where is Alexander Wolf located?

Alexander Wolf practices at 1825 4th St Fl 6, San Francisco, CA 94143. The listed phone number is (415) 476-2423.

What is Alexander Wolf's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Nephrology, with taxonomy code 2080P0210X.

Is Alexander Wolf enrolled in Medicare?

Yes. Alexander Wolf is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexander Wolf was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.