DR. JUSTIN DIEDRICH MD
NPI 1396978037
Obstetrics & Gynecology - Gynecology in Agoura Hills, CA

Q: What is Justin Diedrich's NPI number?

The NPI number for Justin Diedrich is 1396978037. It was assigned to this individual provider in the NPPES registry on August 28, 2009.

Q: What is Justin Diedrich's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Q: When was this NPI record last updated?

The NPPES record for Justin Diedrich was last updated on July 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since August 28, 2009PECOS Enrolled

29525 CANWOOD ST STE 220, AGOURA HILLS, CA 91301(818) 722-3262(818) 584-8882 Get Directions Write a Review

NPPES record last updated: July 17, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

On this page

About Dr. Justin Diedrich Md NPPES

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

DR. JUSTIN DIEDRICH MD (NPI 1396978037) is an individual gynecology provider in Agoura Hills, California, licensed in California (A114859) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS and maintains a secondary practice location in San Bernardino.

NPPES Registry Identity

NPI1396978037

Entity TypeIndividualMale

Primary Taxonomy207VG0400X

Provider Legal NameDR. JUSTIN DIEDRICHCredential: MD

Location Address29525 CANWOOD ST STE 220Agoura Hills, CA 91301-4231

Mailing Address29525 Canwood St Ste 220Agoura Hills, CA 91301-4231 · (818) 722-3262 · Fax (818) 584-8882

Phone(818) 722-3262

Fax(818) 584-8882

Sole ProprietorYes

Enumeration DateAugust 28, 2009

Last NPPES UpdateJuly 17, 2025

NPPES CertifiedJuly 17, 2025

✔ NPI 1396978037 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207VG0400X

License✔ Licensed in CA · A114859

Definition

A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee

29525 CANWOOD ST STE 220, Agoura Hills, CA 91301

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Secondary Practice Location 1

Location 11873 Commercenter WSan Bernardino, CA 92408-3303 · Phone (714) 922-4100

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Health Maintenance Organization of Florida.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. Justin Diedrich 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91301 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

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

DR. MARK HESTRIN M.D.

Anesthesiology

29525 CANWOOD ST STE 220
AGOURA HILLS, CA 91301

Los Angeles County (310) 903-1980

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 Justin Diedrich's NPI number?

The NPI number for Justin Diedrich is 1396978037. It was assigned to this individual provider in the NPPES registry on August 28, 2009.

Where is Justin Diedrich located?

Justin Diedrich practices at 29525 Canwood St Ste 220, Agoura Hills, CA 91301. The listed phone number is (818) 722-3262.

What is Justin Diedrich's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Is Justin Diedrich enrolled in Medicare?

Yes. Justin Diedrich is registered in the Medicare PECOS enrollment system.

What insurance does Justin Diedrich accept?

Health plans from Medica and Oscar Health Maintenance Organization of Florida list Justin Diedrich as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Justin Diedrich was last updated on July 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.