Daniel Johnson, MD
Ophthalmology Physician · San Antonio, TX
Daniel Johnson, MD is an ophthalmology physician with a practice address in San Antonio, Texas, and NPI 1922115096, issued on Aug 24, 2006. Check the license (Texas L4988, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Daniel Johnson
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- L4988 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4502 Medical Dr FL 2, San Antonio, TX 78229
- Phone
- (210) 257-1400
- Enumerated
- Aug 24, 2006
- Record last updated
- May 6, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicaid ID
- 154761401 TX
- Medicare enrollment
- Enrolled (PECOS I20090428000127); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1991
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,514 in Texas → Look up another NPI →
Also registered at 4502 Medical Dr FL 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marissa Gulbis, PA-CPhysician Assistant1881129658
Verify Daniel Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L4988Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average ophthalmology physician in 2024
525 Medicare Part D claims for 135 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.
Most prescribed
- Restasis110 claims
- Prednisolone Acetate77 claims
- Cyclosporine47 claims
- Ketorolac Tromethamine35 claims
- Acyclovir28 claims
- Latanoprost27 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.
Bills Medicare through one group practice
- University OF Texas Health Science Center AT San AntonioSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Johnson among 1,514 ophthalmology physician records in Texas
Daniel Johnson, MD 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
- Graduated1991 · median 2003 among the 1,052 with a school on file
- Record last updated2009 · 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
- Alan Baribeau, M.D.San Antonio, TX 782291952301384
- Janis Croley, M.D.San Antonio, TX 782291871565150
- Timithy Dunham, M.D.San Antonio, TX 782291477569424
- William Flynn, M.D., O.D.San Antonio, TX 782291700864089
- Judianne Kellaway, MDSan Antonio, TX 782291689655755
- James Lehmann, MDSan Antonio, TX 782291861432114
- Sebastian Mora, D.O.San Antonio, TX 782291801885843
- Edward Rashid, M.D.San Antonio, TX 782291922001114
Common questions
What is Daniel Johnson, MD's NPI number?
Daniel Johnson, MD's National Provider Identifier (NPI) is 1922115096, issued on Aug 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Johnson, MD located?
The NPPES record lists a practice address at 4502 Medical Dr FL 2, San Antonio, TX, 78229. Phone: (210) 257-1400. Providers update this record themselves, so call before visiting.
How can I verify Daniel Johnson, MD's license?
NPPES lists Texas license number L4988, 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 Daniel Johnson, MD prescribe under Medicare Part D?
In 2024, Daniel Johnson, MD had 525 Medicare Part D claims for 135 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.