WILLIAM A. WALLACE MD
NPI 1477620342
Obstetrics & Gynecology in Harbor City, CA

Active since November 29, 2006PECOS EnrolledAccepts Medicare Assignment
25825 VERMONT AVE, HARBOR CITY, CA 90710(310) 325-5111 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William A. Wallace Md NPPES

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

WILLIAM A. WALLACE MD (NPI 1477620342) is an individual obstetrics & gynecology provider in Harbor City, California, licensed in California (G79737) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1993).

NPPES Registry Identity

NPI1477620342
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameWILLIAM A. WALLACECredential: MD
Location Address25825 VERMONT AVEHarbor City, CA 90710-3518
Mailing Address25825 Vermont AveHarbor City, CA 90710-3518 · (310) 325-5111
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateNovember 29, 2006
Last NPPES UpdateDecember 1, 2021
NPI 1477620342 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 · G79737
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.
25825 VERMONT AVE, Harbor City, CA 90710

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

William A. Wallace Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870617038
PECOS Enrollment IDI20100825000761
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 90710 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

Pharmacist
25825 VERMONT AVE
HARBOR CITY, CA 90710
Pharmacist
25825 VERMONT AVE
HARBOR CITY, CA 90710
Respiratory Therapist, Registered (Neonatal/Pediatrics)
25825 VERMONT AVE
HARBOR CITY, CA 90710
Internal Medicine (Pulmonary Disease)
25825 VERMONT AVE
HARBOR CITY, CA 90710
Pharmacist
25825 VERMONT AVE
HARBOR CITY, CA 90710
Internal Medicine
25825 VERMONT AVE
HARBOR CITY, CA 90710
Internal Medicine
25825 VERMONT AVE
HARBOR CITY, CA 90710
Otolaryngology (Plastic Surgery within the Head & Neck)
25825 VERMONT AVE
HARBOR CITY, CA 90710

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 William Wallace's NPI number?

The NPI number for William Wallace is 1477620342. It was assigned to this individual provider in the NPPES registry on November 29, 2006.

Where is William Wallace located?

William Wallace practices at 25825 Vermont Ave, Harbor City, CA 90710. The listed phone number is (310) 325-5111.

What is William Wallace's specialty?

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

Is William Wallace enrolled in Medicare?

Yes. William Wallace is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for William Wallace was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.