James Kieran Amsberry, M.D.
Otolaryngology Physician · La Mesa, CA
James Kieran Amsberry, M.D. is an otolaryngology physician with a practice address in La Mesa, California, and NPI 1689736522, issued on Dec 15, 2006. Check the license (California G72491, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James Kieran Amsberry
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- G72491 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5565 Grossmont Center Dr Bldg 3 Ste 101, La Mesa, CA 91942
- Phone
- (619) 464-3353
- Enumerated
- Dec 15, 2006
- Record last updated
- Sep 10, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (619) 464-6720
- Medicare enrollment
- Enrolled (PECOS I20050418000228); accepts Medicare assignment
- Medical or professional school
- Oral Roberts University School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Verify James Kieran Amsberry in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G72491Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average otolaryngology physician in 2024
86 Medicare Part D claims for 43 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 18 claims were for opioids.
Most prescribed
- Cephalexin25 claims
- Hydrocodone-Acetaminophen15 claims
- Xhance13 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.
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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Sac Health SystemSan Bernardino, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Kieran Amsberry among 1,212 otolaryngology physician records in California
James Kieran Amsberry, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1988 · median 2004 among the 818 with a school on file
- Record last updated2013 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in La Mesa → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Rowley Busino, MDLa Mesa, CA 919421396997664
- Michael Fenn, M.D.La Mesa, CA 919421013946904
- Richard Liu, MDLa Mesa, CA 919421548286453
- Patrick McCallion, MDLa Mesa, CA 919421134144454
- Jeremiah Moles, MDLa Mesa, CA 919421003067745
- Omid Moshtaghi, MDLa Mesa, CA 919421730675927
- Alexis Patsias, M.D.La Mesa, CA 919421326452855
- Sean Skelton, D.O.La Mesa, CA 919421063592277
Common questions
What is James Kieran Amsberry, M.D.'s NPI number?
James Kieran Amsberry, M.D.'s National Provider Identifier (NPI) is 1689736522, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Kieran Amsberry, M.D. located?
The NPPES record lists a practice address at 5565 Grossmont Center Dr Bldg 3 Ste 101, La Mesa, CA, 91942. Phone: (619) 464-3353. Providers update this record themselves, so call before visiting.
How can I verify James Kieran Amsberry, M.D.'s license?
NPPES lists California license number G72491, 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 James Kieran Amsberry, M.D. prescribe under Medicare Part D?
In 2024, James Kieran Amsberry, M.D. had 86 Medicare Part D claims for 43 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is James Kieran Amsberry, M.D.'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.