Rinna C. Johnson, M.D.
Dermatology Physician · San Antonio, TX
Rinna C. Johnson, M.D. is a dermatology physician with a practice address in San Antonio, Texas, and NPI 1104834456, issued on Aug 3, 2006. Check the license (Texas L4475, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Rinna C. Johnson
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- L4475 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7832 Pat Booker RD., San Antonio, TX 78233
- Phone
- (210) 657-9338
- Enumerated
- Aug 3, 2006
- Record last updated
- Feb 7, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (210) 293-1843
- Medicare enrollment
- Enrolled (PECOS I20101005001158); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 1991
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 1,172 in Texas → Look up another NPI →
Also registered at 7832 Pat Booker RD.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Parsons, M.D.Dermatology Physician1811905417
Verify Rinna C. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L4475Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average dermatology physician in 2024
1,389 Medicare Part D claims for 436 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Clobetasol Propionate206 claims
- Doxycycline Hyclate191 claims
- Metronidazole92 claims
- Triamcinolone Acetonide75 claims
- Ketoconazole72 claims
- Fluconazole64 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,361.40
111 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 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
- Dermatology Associates OF San AntonioLive Oak, TX
- Epiphany Dermatology PALive Oak, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rinna C. Johnson among 1,172 dermatology physician records in Texas
Rinna C. Johnson, M.D. is one of 1,172 dermatology physician records with a practice address in Texas. 88% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 63% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1991 · median 2008 among the 926 with a school on file
- Record last updated2014 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Texas
There are 1,172 dermatology physician records in Texas.
All 1,172 in Texas → Every provider in San Antonio → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Karen Guerrero, M.D.Live Oak, TX 782331588670780
- William Parsons, M.D.San Antonio, TX 782331811905417
- Daniel Wallis, M.D.Live Oak, TX 782331871957076
- Eric WillisLive Oak, TX 782331477040038
- Tracy Biediger, M.D.Fort Sam Houston, TX 782341639160468
- Paul Hahn, M.D.Fort Sam Houston, TX 782341679815625
- Rachel Limmer, MDSan Antonio, TX 782321760599054
- Bobby Limmer, MDSan Antonio, TX 782321508855628
Common questions
What is Rinna C. Johnson, M.D.'s NPI number?
Rinna C. Johnson, M.D.'s National Provider Identifier (NPI) is 1104834456, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rinna C. Johnson, M.D. located?
The NPPES record lists a practice address at 7832 Pat Booker RD., San Antonio, TX, 78233. Phone: (210) 657-9338. Providers update this record themselves, so call before visiting.
How can I verify Rinna C. Johnson, M.D.'s license?
NPPES lists Texas license number L4475, 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 Rinna C. Johnson, M.D. prescribe under Medicare Part D?
In 2024, Rinna C. Johnson, M.D. had 1,389 Medicare Part D claims for 436 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Rinna C. Johnson, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.