Johnathan Jeffers, MD
Ophthalmology Physician · San Marcos, TX
Johnathan Jeffers, MD is an ophthalmology physician with a practice address in San Marcos, Texas, and NPI 1841829009, issued on Apr 8, 2020. Check the license (Texas U6734, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Johnathan Jeffers
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- U6734 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2430 S IH 35 Ste 106, San Marcos, TX 78666
- Phone
- (512) 353-1300
- Enumerated
- Apr 8, 2020
- Record last updated
- Jan 16, 2025
- Fax
- (512) 353-5135
- Medicare enrollment
- Enrolled (PECOS I20240717000592); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,514 in Texas → Look up another NPI →
Also registered at 2430 S IH 35 Ste 106
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rahim Bhaloo, O.D.Optometrist1780069286
- Joshua Hu, MDOphthalmology Physician1942494703
- James Pickett, MDOphthalmology Physician1497863112
- Melissa Smith, M.D.Ophthalmology Physician1922198621
- Jonathan Welch, MDOphthalmology Physician1407024227
Verify Johnathan Jeffers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license U6734Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average ophthalmology physician in 2024
426 Medicare Part D claims for 131 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Latanoprost116 claims
- Dorzolamide-Timolol40 claims
- Prednisolone Acetate36 claims
- Brimonidine Tartrate34 claims
- Timolol Maleate28 claims
- Ketorolac Tromethamine25 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: $210.72
8 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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
- Balcones Eye Center, PASan Marcos, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Johnathan Jeffers among 1,514 ophthalmology physician records in Texas
Johnathan Jeffers, 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 2020, is newer than 91% of them.
- NPI issued2020 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2020 · median 2003 among the 1,052 with a school on file
- Record last updated2025 · 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 Marcos → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Rex Cole, MDSan Marcos, TX 786661407964109
- Joshua Hu, MDSan Marcos, TX 786661942494703
- James Pickett, MDSan Marcos, TX 786661497863112
- Melissa Smith, M.D.San Marcos, TX 786661922198621
- Jonathan Welch, MDSan Marcos, TX 786661407024227
- Ashley Brundrett, M.D.Round Rock, TX 786651841630639
- Valla Djafari, M.D.Round Rock, TX 786651881648038
- Sean Grinovich, M.D.Round Rock, TX 786651174583439
Common questions
What is Johnathan Jeffers, MD's NPI number?
Johnathan Jeffers, MD's National Provider Identifier (NPI) is 1841829009, issued on Apr 8, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Johnathan Jeffers, MD located?
The NPPES record lists a practice address at 2430 S IH 35 Ste 106, San Marcos, TX, 78666. Phone: (512) 353-1300. Providers update this record themselves, so call before visiting.
How can I verify Johnathan Jeffers, MD's license?
NPPES lists Texas license number U6734, 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 Johnathan Jeffers, MD prescribe under Medicare Part D?
In 2024, Johnathan Jeffers, MD had 426 Medicare Part D claims for 131 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.