John Clayton Shapton, MD
Orthopaedic Surgery Physician · La Jolla, CA
John Clayton Shapton, MD is an orthopaedic surgery physician with a practice address in La Jolla, California, and NPI 1811570419, issued on Apr 30, 2021. Check the license (California A182598, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Clayton Shapton
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- A182598 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9300 Campus Point Dr, La Jolla, CA 92037
- Phone
- (800) 926-8273
- Enumerated
- Apr 30, 2021
- Record last updated
- Jul 10, 2026
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 2,276 in California → Look up another NPI →
Also registered at 9300 Campus Point Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Clayton Shapton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A182598Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
26 Medicare Part D claims for 15 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $320.92
7 payments; by number, the most common kind was food and beverage; the largest payer was DePuy Synthes Sales Inc. The 15,003 providers of this specialty with any payment received $23,022.89 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 Clayton Shapton among 2,276 orthopaedic surgery physician records in California
John Clayton Shapton, MD is one of 2,276 orthopaedic surgery 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 2021, is newer than 97% of them.
- NPI issued2021 · 97% of these records are older, 2% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2026 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 orthopaedic surgery physician records list a practice address in La Jolla
They are 55 of the 3,648 NPPES records with a practice address in La Jolla, and 2,276 orthopaedic surgery physician records in California.
All 2,276 in California → Every provider in La Jolla → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Michael Botte, M.D.La Jolla, CA 920371992770184
- James Bruffey, M.D.La Jolla, CA 920371447225446
- Clifford Colwell, M.D.La Jolla, CA 920371902871858
- Steven Copp, M.D.La Jolla, CA 920371417934027
- Robert Eastlack, M.D.La Jolla, CA 920371861471369
- Kace Ezzet, M.D.La Jolla, CA 920371134195670
- Jan Fronek, M.D.La Jolla, CA 920371770559171
- Merlin Hamer, MDLa Jolla, CA 920371578541082
Common questions
What is John Clayton Shapton, MD's NPI number?
John Clayton Shapton, MD's National Provider Identifier (NPI) is 1811570419, issued on Apr 30, 2021. An NPI identifies a provider in billing; it is not a license.
Where is John Clayton Shapton, MD located?
The NPPES record lists a practice address at 9300 Campus Point Dr, La Jolla, CA, 92037. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify John Clayton Shapton, MD's license?
NPPES lists California license number A182598, 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 Clayton Shapton, MD prescribe under Medicare Part D?
In 2024, John Clayton Shapton, MD had 26 Medicare Part D claims for 15 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.