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BENJAMIN WOLSZTEJN, MD INC
NPI 1316959299
Obstetrics & Gynecology in Castro Valley, CA

Active since August 12, 2006
20130 LAKE CHABOT RD, SUITE 306, CASTRO VALLEY, CA 94546(510) 581-7666 Get Directions Write a Review

NPPES record last updated: July 11, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Benjamin Wolsztejn, Md Inc NPPES

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

BENJAMIN WOLSZTEJN, MD INC (NPI 1316959299) is a healthcare organization registered as an obstetrics & gynecology in Castro Valley, California and active in the NPI registry since August 2006. The organization lists Benjamin Wolsztejn, President, as its authorized official.

NPPES Registry Identity

NPI1316959299
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameBENJAMIN WOLSZTEJN, MD INC
Location Address20130 LAKE CHABOT RD, SUITE 306Castro Valley, CA 94546-5340
Mailing Address20130 Lake Chabot Rd, Suite 306Castro Valley, CA 94546-5340 · (510) 581-7666
Phone(510) 581-7666
Organization SubpartNo
Authorized OfficialBenjamin WolsztejnPresident · (510) 581-7666
Enumeration DateAugust 12, 2006
Last NPPES UpdateJuly 11, 2007
✔ NPI 1316959299 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A24169
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
20130 LAKE CHABOT RD, Castro Valley, CA 94546
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 8

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

TONY HO PA-C
Physician Assistant
20130 LAKE CHABOT RD
CASTRO VALLEY, CA 94546
Alameda County (510) 889-1700
KENNETH L. ROTHMAN, M.D., INC.
Clinic/Center (Primary Care)
20130 LAKE CHABOT RD, SUITE 202
CASTRO VALLEY, CA 94546
Alameda County (510) 582-6424
MARCIA C PECK MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
20130 LAKE CHABOT RD, SUITE 201
CASTRO VALLEY, CA 94546
Alameda County (510) 204-2574
DR. LOUISE HOM M.D.
Surgery
20130 LAKE CHABOT RD, STE 202
CASTRO VALLEY, CA 94546
Alameda County (510) 583-8192
DONALD R. KNOTTS, M.D. INC
Clinic/Center (Medical Specialty)
20130 LAKE CHABOT RD, SUITE 309
CASTRO VALLEY, CA 94546
Alameda County (510) 886-3701
DR. DONALD RICHARD KNOTTS MEDICAL DOCTOR
Internal Medicine
20130 LAKE CHABOT RD, SUITE 309
CASTRO VALLEY, CA 94546
Alameda County (510) 886-3701
PATTI LACEY HEE PA-C
Physician Assistant
20130 LAKE CHABOT RD, SUITE #202
CASTRO VALLEY, CA 94546
Alameda County (510) 582-6424
ASSOCIATEDUROLOGY MEDICAL GROUP,INC.
Urology
20130 LAKE CHABOT RD, # 302
CASTRO VALLEY, CA 94546
Alameda County (510) 889-1700

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 Benjamin Wolsztejn, MD Inc's NPI number?

The NPI number for Benjamin Wolsztejn, MD Inc is 1316959299. It was assigned to this organization in the NPPES registry on August 12, 2006.

Where is Benjamin Wolsztejn, MD Inc located?

Benjamin Wolsztejn, MD Inc is located at 20130 Lake Chabot Rd Suite 306, Castro Valley, CA 94546. The listed phone number is (510) 581-7666.

What is Benjamin Wolsztejn, MD Inc's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

When was this NPI record last updated?

The NPPES record for Benjamin Wolsztejn, MD Inc was last updated on July 11, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.