Kathryn Joann Hinnenkamp, MD.
Obstetrics & Gynecology Physician · Mission Hills, CA
Kathryn Joann Hinnenkamp, MD. is an obstetrics & gynecology physician with a practice address in Mission Hills, California, and NPI 1922203546, issued on Jun 15, 2007. Check the license (California A103178, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kathryn Joann Hinnenkamp
- Credential
- MD.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A103178 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11333 Sepulveda Blvd, Mission Hills, CA 91345
- Phone
- (818) 837-5770
- Enumerated
- Jun 15, 2007
- Record last updated
- Sep 21, 2023
- Fax
- (818) 837-5771
- Medicaid ID
- 00A1031780 CA
- Medicare enrollment
- Enrolled (PECOS I20081013000511); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 11333 Sepulveda Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathryn Joann Hinnenkamp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A103178Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
285 Medicare Part D claims for 84 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Estradiol87 claims
- Progesterone27 claims
- Estradiol (Twice Weekly)26 claims
- Myrbetriq17 claims
- Clonidine Hcl16 claims
- Clobetasol Propionate15 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.
Industry payments in 2024: $1,234.08
8 payments; by number, the most common kind was consulting fee; the largest payer was Mimedx Group, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Providence Facey Medical FoundationMission Hills, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn Joann Hinnenkamp among 5,088 obstetrics & gynecology physician records in California
Kathryn Joann Hinnenkamp, MD. 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 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 38% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2004 · median 2004 among the 2,700 with a school on file
- Record last updated2023 · 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).
16 obstetrics & gynecology physician records list a practice address in Mission Hills
They are 16 of the 731 NPPES records with a practice address in Mission Hills, and 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Mission Hills → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Li-Ching Chen, MD.Mission Hills, CA 913451578577326
- Martin Cooper, MD.Mission Hills, CA 913451275547028
- Martina Di Bella, M.D.Mission Hills, CA 913451255817821
- Jack Dym, MDMission Hills, CA 913451215029483
- Glenn Grossman, M.D.Mission Hills, CA 913451063693000
- Paniz Heidari, D.O.Mission Hills, CA 913451821435637
- Stephanie Marr, D.O.Mission Hills, CA 913451750726899
- Leo Peress, M.D.Mission Hills, CA 913451932280591
Common questions
What is Kathryn Joann Hinnenkamp, MD.'s NPI number?
Kathryn Joann Hinnenkamp, MD.'s National Provider Identifier (NPI) is 1922203546, issued on Jun 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Joann Hinnenkamp, MD. located?
The NPPES record lists a practice address at 11333 Sepulveda Blvd, Mission Hills, CA, 91345. Phone: (818) 837-5770. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Joann Hinnenkamp, MD.'s license?
NPPES lists California license number A103178, 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 Kathryn Joann Hinnenkamp, MD. prescribe under Medicare Part D?
In 2024, Kathryn Joann Hinnenkamp, MD. had 285 Medicare Part D claims for 84 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.