Calvin Einar Mein, M.D.
Ophthalmology Physician · San Antonio, TX
Calvin Einar Mein, M.D. is an ophthalmology physician with a practice address in San Antonio, Texas, and NPI 1164487617, issued on Apr 18, 2006. Check the license (Texas F7842, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Calvin Einar Mein
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- F7842 TX
Self-reported in NPPES; status is on the state search - Practice location
- 21 Spurs LN, San Antonio, TX 78240
- Phone
- (800) 833-5921
- Enumerated
- Apr 18, 2006
- Record last updated
- Jun 12, 2024
- Fax
- (713) 513-5613
- Medicare enrollment
- Enrolled (PECOS I20050914001159); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1975
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,514 in Texas → Look up another NPI →
Also registered at 21 Spurs LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Calvin Einar Mein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license F7842Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average ophthalmology physician in 2024
582 Medicare Part D claims for 194 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Prednisolone Acetate129 claims
- Dorzolamide-Timolol101 claims
- Tobramycin90 claims
- Difluprednate49 claims
- Bromfenac Sodium47 claims
- Latanoprost37 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): 100 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).
Industry payments in 2024: $1,271.13
19 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Pharmaceuticals, Inc. 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 one group practice
- Retina Consultants OF Houston PLLCSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Calvin Einar Mein among 1,514 ophthalmology physician records in Texas
Calvin Einar Mein, M.D. is one of 1,514 ophthalmology physician records with a practice address in Texas. 81% 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 22% of them.
- NPI issued2006 · 22% of these records are older, 48% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1975 · median 2003 among the 1,052 with a school on file
- Record last updated2024 · 60% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Texas
There are 1,514 ophthalmology physician records in Texas.
All 1,514 in Texas → Every provider in San Antonio → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Darren Bell, MDSan Antonio, TX 782401205893708
- Jason Burns, M.D.San Antonio, TX 782401679579874
- Jeffrey Cohen, M.D.San Antonio, TX 782401114922846
- Richard Evans, M.D.San Antonio, TX 782401811993017
- Steven Fisher, M.D.San Antonio, TX 782401144226358
- Khalil Harbie, MDSan Antonio, TX 782401912360926
- Jane Hughes, M.D.San Antonio, TX 782401275553232
- Daniel Nolan, DOSan Antonio, TX 782401902163025
Common questions
What is Calvin Einar Mein, M.D.'s NPI number?
Calvin Einar Mein, M.D.'s National Provider Identifier (NPI) is 1164487617, issued on Apr 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Calvin Einar Mein, M.D. located?
The NPPES record lists a practice address at 21 Spurs LN, San Antonio, TX, 78240. Phone: (800) 833-5921. Providers update this record themselves, so call before visiting.
How can I verify Calvin Einar Mein, M.D.'s license?
NPPES lists Texas license number F7842, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Calvin Einar Mein, M.D. prescribe under Medicare Part D?
In 2024, Calvin Einar Mein, M.D. had 582 Medicare Part D claims for 194 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Calvin Einar Mein, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 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.