NPPES file of Aug 9, 2026

Terre L. Osterkamp, M.D.

Obstetrics & Gynecology Physician · Glendale, CA

Terre L. Osterkamp, M.D. is an obstetrics & gynecology physician with a practice address in Glendale, California, and NPI 1538134549, issued on Feb 22, 2006. Check the license (California G40344, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538134549
Name
Terre L. Osterkamp
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G40344 CA
Self-reported in NPPES; status is on the state search
Practice location
1809 Verdugo Blvd, Glendale, CA 91208
Phone
(818) 790-8121
Enumerated
Feb 22, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(818) 952-0926
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1809 Verdugo Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Donald Barber, MDInternal Medicine Physician1295797439
  2. Jerold Beeve, MDOphthalmology Physician1306929393
  3. Noreen Beeve, P.A.-C.Physician Assistant1063530590
  4. Scott Beeve, MDOphthalmology Physician1821176769
  5. Daniel Chung, D.D.S.General Practice Dentistry1720128093
  6. Patricia Duarte, MDInternal Medicine Physician1528023173

Verify Terre L. Osterkamp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G40344
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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55% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

75 Medicare Part D claims for 24 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Terre Osterkamp75
  2. Specialty average165

Most prescribed

  1. Estradiol11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Terre L. Osterkamp among 5,088 obstetrics & gynecology physician records in California

Terre L. Osterkamp, M.D. is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2007 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Laila Al-Marayati, M.D.Glendale, CA 912081689675498
  2. Nicole Chadwick, M.D.Glendale, CA 912081982136610
  3. Marcia Ciccone, MDGlendale, CA 912081154672152
  4. Carmen Cueto, MDGlendale, CA 912081487281473
  5. Joseph Mutch, M.D.Glendale, CA 912081366418147
  6. Sharon Nelson, M.D.Glendale, CA 912081629044417
  7. Kolleen Obannon Henderson, NPGlendale, CA 912081215027206
  8. Ronald Woodard, M.D.Glendale, CA 912081609843259

Common questions

What is Terre L. Osterkamp, M.D.'s NPI number?

Terre L. Osterkamp, M.D.'s National Provider Identifier (NPI) is 1538134549, issued on Feb 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Terre L. Osterkamp, M.D. located?

The NPPES record lists a practice address at 1809 Verdugo Blvd, Glendale, CA, 91208. Phone: (818) 790-8121. Providers update this record themselves, so call before visiting.

How can I verify Terre L. Osterkamp, M.D.'s license?

NPPES lists California license number G40344, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Terre L. Osterkamp, M.D. prescribe under Medicare Part D?

In 2024, Terre L. Osterkamp, M.D. had 75 Medicare Part D claims for 24 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.