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OBSTETRICS & GYNECOLOGY MEDICAL
NPI 1821141185
Specialist in Glendale, CA

Active since January 19, 2007
1809 VERDUGO BLVD STE 350, GLENDALE, CA 91208(818) 790-8121 Get Directions Write a Review

NPPES record last updated: February 17, 2011. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Obstetrics & Gynecology Medical NPPES

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

OBSTETRICS & GYNECOLOGY MEDICAL (NPI 1821141185) is a healthcare organization registered as a specialist in Glendale, California and active in the NPI registry since January 2007. The organization lists Jackie Aragon, Billing, as its authorized official.

NPPES Registry Identity

NPI1821141185
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameOBSTETRICS & GYNECOLOGY MEDICAL
Location Address1809 VERDUGO BLVD STE 350Glendale, CA 91208-1476
Mailing Address1809 Verdugo Blvd Ste 350Glendale, CA 91208-1476 · (818) 790-8121
Phone(818) 790-8121
Organization SubpartNo
Authorized OfficialJackie AragonBilling · (818) 790-8121
Enumeration DateJanuary 19, 2007
Last NPPES UpdateFebruary 17, 2011
✔ NPI 1821141185 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
1809 VERDUGO BLVD STE 350, Glendale, CA 91208
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Obstetrics & Gynecology Medical is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by November 30, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateCaliforniaEnrollment IDO20071227000308Non-DME Part B · Clinic/Group PracticeDue dateNovember 30, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Obstetrics & Gynecology Medical, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Ronald Woodard, M.D.
Obstetrics/Gynecology
NPI 1609843259
1809 VERDUGO BLVD STE 350
Glendale, CA 91208
(818) 790-8121
✔ PECOS✔ Accepts MedicareSame address
Sharon Nelson, M.D.
Obstetrics/Gynecology
NPI 1629044417
1809 VERDUGO BLVD 350
Glendale, CA 91208
(818) 790-8121
✔ PECOS✔ Accepts MedicareSame address
Leslie Korostoff, MD
Obstetrics/Gynecology
NPI 1417096959
1809 VERDUGO BLVD STE 350
Glendale, CA 91208
(818) 790-8121
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Obstetrics & Gynecology Medical's NPI number?

The NPI number for Obstetrics & Gynecology Medical is 1821141185. It was assigned to this organization in the NPPES registry on January 19, 2007.

Where is Obstetrics & Gynecology Medical located?

Obstetrics & Gynecology Medical is located at 1809 Verdugo Blvd Ste 350, Glendale, CA 91208. The listed phone number is (818) 790-8121.

What is Obstetrics & Gynecology Medical's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Obstetrics & Gynecology Medical enrolled in Medicare?

Yes. Obstetrics & Gynecology Medical is registered in the Medicare PECOS enrollment system.

When is Obstetrics & Gynecology Medical's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by November 30, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Obstetrics & Gynecology Medical?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Obstetrics/Gynecology, reassign their Medicare billing to Obstetrics & Gynecology Medical. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Obstetrics & Gynecology Medical was last updated on February 17, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.