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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. WILLIAM DAVID POWER M.D.
NPI 1235126079
Pathology - Anatomic Pathology & Clinical Pathology in Gardena, CA

Active since October 05, 2005PECOS Enrolled
1145 W REDONDO BEACH BLVD, GARDENA, CA 90247(310) 532-4200(310) 538-4740 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William David Power M.d. NPPES

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

DR. WILLIAM DAVID POWER M.D. (NPI 1235126079) is an individual anatomic pathology & clinical pathology provider in Gardena, California, licensed in California (G74368) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235126079
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. WILLIAM DAVID POWERCredential: M.D.
Location Address1145 W REDONDO BEACH BLVDGardena, CA 90247-3528
Mailing Address10322 Morning AveDowney, CA 90241-2237 · (562) 928-2243 · Fax (562) 928-2243
Phone(310) 532-4200
Fax(310) 538-4740
Sole ProprietorNo
Enumeration DateOctober 5, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1235126079 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CA · G74368
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
1145 W REDONDO BEACH BLVD, Gardena, CA 90247
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Other Identifiers 1

Medicaid00G743680CA

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. William David Power M.d. 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 90247 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 20

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

COURTNEY LYNN FLORES NP-C
Nurse Practitioner (Family)
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 532-4200
TIFFANY ASHLEY RAMIREZ OTR/L
Occupational Therapist
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 532-4200
LINDSAY WEGLARZ
Social Worker (Clinical)
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 532-4200
GARDENA HOSPITAL LP
General Acute Care Hospital
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 512-6169
WON HAN MD
Anesthesiology
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (562) 407-2080
MRS. TAMRIE FREEMAN
Physical Therapy Assistant
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 538-6598
DR. TAYLOR WALSH M.D.
Emergency Medicine
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 532-4200
DR. PRANIT SHRESTHA M.D., M.P.H.
Internal Medicine
1145 W REDONDO BEACH BLVD
GARDENA, CA 90247
Los Angeles County (310) 532-4200

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 Power's NPI number?

The NPI number for William Power is 1235126079. It was assigned to this individual provider in the NPPES registry on October 5, 2005.

Where is William Power located?

William Power practices at 1145 W Redondo Beach Blvd, Gardena, CA 90247. The listed phone number is (310) 532-4200.

What is William Power's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is William Power enrolled in Medicare?

Yes. William Power is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Power was last updated on July 13, 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.