NPPES file of Aug 9, 2026

David P. Dimmock, M.D.

Clinical Biochemical Genetics Physician · San Diego, CA

David P. Dimmock, M.D. is a clinical biochemical genetics physician with a practice address in San Diego, California, and NPI 1275796419, issued on Jul 8, 2008. Check the license (California C146669, 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
1275796419
Name
David P. Dimmock
Credential
M.D.
Primary taxonomy
Clinical Biochemical Genetics Physician 207SG0202X
License number
C146669 CA
Self-reported in NPPES; status is on the state search
Practice location
3030 Childrens Way, San Diego, CA 92123
Phone
(800) 788-9029
Enumerated
Jul 8, 2008
Record last updated
Jul 14, 2022
Fax
(858) 966-8092
Medicaid ID
1275796419 WI
Medicare enrollment
Enrolled (PECOS I20180214001529); accepts Medicare assignment
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 3030 Childrens Way

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

  1. Mona Adams, O.D.Optometrist1942564521
  2. Jeffrey Algra, M.D.Pediatric Rehabilitation Medicine Physician1457664518
  3. Saud Alsahli, M.D.Neurology with Special Qualifications in Child Neurology Physician1477040830
  4. Justin Anderson, PA-CPhysician Assistant1366105074
  5. Jessica Appleget, MSN, RN, CNSPediatric Clinical Nurse Specialist1477236313
  6. Deema Arafah, MDPediatric Endocrinology Physician1235423856

Verify David P. Dimmock in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C146669
    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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76% fewer Medicare Part D claims than the average clinical biochemical genetics physician in 2024

12 Medicare Part D claims, against an average of 51 among the 21 providers of this specialty who prescribed in Part D. Brand-name drugs were 92% of claims.

  1. David Dimmock12
  2. Specialty average51

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: $44.73

2 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 20 providers of this specialty with any payment received $1,346.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Dimmock$44.73
  2. Specialty average$1,346.37

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. Valley Childrens Medical GroupModesto, CA

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

Clinical Biochemical Genetics Physician providers in California

There are 8 clinical biochemical genetics physician records in California.

The 7 clinical biochemical genetics physician records with the nearest ZIP codes

  1. Bruce Barshop, M.D., PH.D.San Diego, CA 921231477624237
  2. Michael Kaback, MDDel Mar, CA 920141720217292
  3. Jose Abdenur, M.D.Orange, CA 928681154428027
  4. Jaime Barea, M.D.Madera, CA 936361437471810
  5. Kimberly Chapman, M.D.Los Angeles, CA 900271194915306
  6. Divya Vats, MDLos Angeles, CA 900271154515963
  7. Kristina Cusmano-Ozog, MDStanford, CA 943051902080021

Common questions

What is David P. Dimmock, M.D.'s NPI number?

David P. Dimmock, M.D.'s National Provider Identifier (NPI) is 1275796419, issued on Jul 8, 2008. An NPI identifies a provider in billing; it is not a license.

Where is David P. Dimmock, M.D. located?

The NPPES record lists a practice address at 3030 Childrens Way, San Diego, CA, 92123. Phone: (800) 788-9029. Providers update this record themselves, so call before visiting.

How can I verify David P. Dimmock, M.D.'s license?

NPPES lists California license number C146669, 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 David P. Dimmock, M.D. prescribe under Medicare Part D?

In 2024, David P. Dimmock, M.D. had 12 Medicare Part D claims; the average among clinical biochemical genetics physician prescribers was 51. 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.