Jeffrey J. Caspar, M.D.
Ophthalmology Physician · Sacramento, CA
Jeffrey J. Caspar, M.D. is an ophthalmology physician with a practice address in Sacramento, California, and NPI 1609850452, issued on Dec 5, 2005. Check the license (California G77585, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey J. Caspar
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- G77585 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4860 Y St, Sacramento, CA 95817
- Phone
- (916) 734-6994
- Enumerated
- Dec 5, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (916) 734-6992
- Medicaid ID
- GR002104I CA
- Medicare enrollment
- Enrolled (PECOS I20081203000541); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 1992
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 4860 Y St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jeffrey J. Caspar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G77585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average ophthalmology physician in 2024
1,282 Medicare Part D claims for 349 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.
Most prescribed
- Ketorolac Tromethamine374 claims
- Prednisolone Acetate365 claims
- Ofloxacin353 claims
- Latanoprost36 claims
- Doxycycline Hyclate30 claims
- Dorzolamide-Timolol22 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 MIPS final score for 2023 (Medicare payment program): 90.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $20,416.35
41 payments; by number, the most common kind was travel and lodging; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 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.
Bills Medicare through 2 group practices
- Regents OF The Univ OF CASacramento, CA
- Regents OF The University OF CaliforniaRoseville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey J. Caspar among 2,899 ophthalmology physician records in California
Jeffrey J. Caspar, M.D. is one of 2,899 ophthalmology 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1992 · median 2001 among the 1,907 with a school on file
- Record last updated2026 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in California
There are 2,899 ophthalmology physician records in California.
All 2,899 in California → Every provider in Sacramento → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- James Brandt, M.D.Sacramento, CA 958171578544136
- David Chu, MDSacramento, CA 958171427190578
- John Keltner, M.D.Sacramento, CA 958171659353522
- Esther Kim, M.D.Sacramento, CA 958171740265073
- Michele Lim, M.D.Sacramento, CA 958171962487025
- Lily Lin, M.D.Sacramento, CA 958171306908108
- William Lloyd, M.D.Sacramento, CA 958171710961479
- Lawrence Morse, M.D.Sacramento, CA 958171255315917
Common questions
What is Jeffrey J. Caspar, M.D.'s NPI number?
Jeffrey J. Caspar, M.D.'s National Provider Identifier (NPI) is 1609850452, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey J. Caspar, M.D. located?
The NPPES record lists a practice address at 4860 Y St, Sacramento, CA, 95817. Phone: (916) 734-6994. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey J. Caspar, M.D.'s license?
NPPES lists California license number G77585, 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 Jeffrey J. Caspar, M.D. prescribe under Medicare Part D?
In 2024, Jeffrey J. Caspar, M.D. had 1,282 Medicare Part D claims for 349 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Jeffrey J. Caspar, M.D.'s MIPS final score?
The 2023 MIPS final score is 90.9 of 100. 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.