NPPES file of Aug 9, 2026

Peter Dietze, MD

Obstetrics & Gynecology Physician · San Diego, CA

Peter Dietze, MD is an obstetrics & gynecology physician with a practice address in San Diego, California, and NPI 1336259290, issued on Aug 30, 2006. Check the license (California G 79877, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336259290
Name
Peter Dietze
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G 79877 CA
Self-reported in NPPES; status is on the state search
Practice location
10243 Genetic Center Dr, San Diego, CA 92121
Phone
(858) 499-2702
Enumerated
Aug 30, 2006
Record last updated
Jun 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(858) 526-6113
Medicaid ID
00G 798770 CA
Medicare enrollment
Enrolled (PECOS I20070918000488); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 1993
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 10243 Genetic Center Dr

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

  1. Basil Abramowitz, M.D.Family Medicine Physician1104832047
  2. Courtney Aivati, M.S., CCC-SLPSpeech-Language Pathologist1194157172
  3. Michelle Arnold, M.D.Otolaryngology Physician1417921891
  4. Ronald Benz, M.D.Otolaryngology Physician1043328503
  5. Eli BesserEmergency Medicine Physician1659843738
  6. Stanley Besser, M.D.Family Medicine Physician1760490031

Verify Peter Dietze in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G 79877
    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

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85% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

24 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Peter Dietze24
  2. Specialty average165

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score74.6
  2. Costout of 100 · 30%58.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $14.75

1 payment: food and beverage; the largest payer was CooperSurgical, 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.

  1. Peter Dietze$14.75
  2. Specialty average$1,030.61

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

  1. Sharp Rees-Stealy Medical Group IncSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Peter Dietze among 5,088 obstetrics & gynecology physician records in California

Peter Dietze, 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 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 fileYes · 53% of these records are
  • Graduated1993 · median 2004 among the 2,700 with a school on file
  • Record last updated2013 · 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. Vera Ann Barile, M.D.San Diego, CA 921211275630204
  2. Kim Bui, MDSan Diego, CA 921211235244252
  3. Stephen Dimarzo, M.D.San Diego, CA 921211366479461
  4. Valerie Gafori, M.D.San Diego, CA 921211003853029
  5. Nancy Grauer, M.D.San Diego, CA 921211740216167
  6. Laurie Greenberg, MDSan Diego, CA 921211265470595
  7. Heather Gunnarson, MDSan Diego, CA 921211578587739
  8. Jack Hsiao, MDSan Diego, CA 921211477633287

Common questions

What is Peter Dietze, MD's NPI number?

Peter Dietze, MD's National Provider Identifier (NPI) is 1336259290, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter Dietze, MD located?

The NPPES record lists a practice address at 10243 Genetic Center Dr, San Diego, CA, 92121. Phone: (858) 499-2702. Providers update this record themselves, so call before visiting.

How can I verify Peter Dietze, MD's license?

NPPES lists California license number G 79877, 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 Peter Dietze, MD prescribe under Medicare Part D?

In 2024, Peter Dietze, MD had 24 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Peter Dietze, MD's MIPS final score?

The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.