John Lynn, M.D
Pediatrics Physician · El Cajon, CA
John Lynn, M.D is a pediatrics physician with a practice address in El Cajon, California, and NPI 1891729968, issued on Jul 11, 2006. Check the license (California A87637, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Lynn
- Credential
- M.D
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A87637 CA
Self-reported in NPPES; status is on the state search - Practice location
- 855 E Madison Ave, El Cajon, CA 92020
- Phone
- (619) 440-2751
- Enumerated
- Jul 11, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (619) 440-2945
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 855 E Madison Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alisia AlyasPhysician Assistant1437768017
- Martha Bartzen, R.N., PHNCommunity Health Registered Nurse1497971220
- Alexa Caffio-LearnerFamily Medicine Physician1447954094
- Susan Catling, N.P.Family Medicine Physician1598867046
- Danica CoronaClinical Social Worker1649883935
- Guadalupe CruzClinical Social Worker1649727942
Verify John Lynn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A87637Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Lynn among 9,272 pediatrics physician records in California
John Lynn, M.D is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileNo · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,272 in California → Every provider in El Cajon → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Elainie Doringo, M.D.El Cajon, CA 920201013005636
- Katherine Feinstein, MDEl Cajon, CA 920201356319503
- Brenda Figueroa, M.D.El Cajon, CA 920201134205214
- Jaime Friedman, MDEl Cajon, CA 920201144297961
- Joel Giese, M.D.El Cajon, CA 920201528382884
- Vy Hoang, MDEl Cajon, CA 920201649575135
- Milagros Jacobs-Kleisli, D.O., MPHEl Cajon, CA 920201811221641
- Michael Jacobson, MDEl Cajon, CA 920201831284249
Common questions
What is John Lynn, M.D's NPI number?
John Lynn, M.D's National Provider Identifier (NPI) is 1891729968, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Lynn, M.D located?
The NPPES record lists a practice address at 855 E Madison Ave, El Cajon, CA, 92020. Phone: (619) 440-2751. Providers update this record themselves, so call before visiting.
How can I verify John Lynn, M.D's license?
NPPES lists California license number A87637, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.