John Thomas Alexander, MD
Plastic Surgery Physician · San Diego, CA
John Thomas Alexander, MD is a plastic surgery physician with a practice address in San Diego, California, and NPI 1558467316, issued on Sep 16, 2006. Check the license (California G80280, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Thomas Alexander
- Credential
- MD
- Primary taxonomy
- Plastic Surgery Physician 208200000X
- License number
- G80280 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9339 Genesee Ave Ste P39, San Diego, CA 92121
- Phone
- (858) 455-7557
- Enumerated
- Sep 16, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (858) 455-1287
- Entity
- Type 1 · individual
8 nearest plastic surgery physician records → All 894 in California → Look up another NPI →
Also registered at 9339 Genesee Ave Ste P39
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Darcy Duffin, PA-CMedical Physician Assistant1669894713
- Ronald Edelson, MDPlastic Surgery Physician1295832152
Verify John Thomas Alexander in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G80280Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% more Medicare Part D claims than the average plastic surgery physician in 2024
135 Medicare Part D claims for 53 beneficiaries, against an average of 93 among the 3,527 providers of this specialty who prescribed in Part D. 50 claims were for opioids.
Most prescribed
- Oxycodone-Acetaminophen26 claims
- Hydrocodone-Acetaminophen24 claims
- Acyclovir20 claims
- Cephalexin15 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: $54.40
2 payments; by number, the most common kind was food and beverage; the largest payer was Mentor Worldwide LLC. The 3,683 providers of this specialty with any payment received $5,316.31 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.
John Thomas Alexander among 894 plastic surgery physician records in California
John Thomas Alexander, MD is one of 894 plastic surgery physician records with a practice address in California. 79% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 61% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2023 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Plastic Surgery Physician providers in California
There are 894 plastic surgery physician records in California.
All 894 in California → Every provider in San Diego → Plastic Surgery Physician nationwide →
The 8 plastic surgery physician records with the nearest ZIP codes
- Pooya Ataii, M.D.San Diego, CA 921211568629210
- Kevin Broder, MDSan Diego, CA 921211205885902
- Ronald Edelson, MDSan Diego, CA 921211295832152
- Jordan KaplanSan Diego, CA 921211336673045
- Steve Laverson, M.D.San Diego, CA 921211467443499
- Farid Mozaffari, MDSan Diego, CA 921211639290075
- Jonathan Wilensky, MDSan Diego, CA 921211871576470
- Jennifer Dolmajian, M.D.San Diego, CA 921201033433008
Common questions
What is John Thomas Alexander, MD's NPI number?
John Thomas Alexander, MD's National Provider Identifier (NPI) is 1558467316, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Thomas Alexander, MD located?
The NPPES record lists a practice address at 9339 Genesee Ave Ste P39, San Diego, CA, 92121. Phone: (858) 455-7557. Providers update this record themselves, so call before visiting.
How can I verify John Thomas Alexander, MD's license?
NPPES lists California license number G80280, 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 John Thomas Alexander, MD prescribe under Medicare Part D?
In 2024, John Thomas Alexander, MD had 135 Medicare Part D claims for 53 beneficiaries; the average among plastic surgery physician prescribers was 93. 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.