NPPES file of Aug 9, 2026

Daniel Theodore Wallis, M.D.

Dermatology Physician · Live Oak, TX

Daniel Theodore Wallis, M.D. is a dermatology physician with a practice address in Live Oak, Texas, and NPI 1871957076, issued on Apr 13, 2016. Check the license (Texas S7577, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871957076
Name
Daniel Theodore Wallis
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License numbers
S7577 TX
BP10056054 TX
Self-reported in NPPES; status is on the state search
Practice location
7832 Pat Booker RD, Live Oak, TX 78233
Phone
(210) 657-9338
Enumerated
Apr 13, 2016
Record last updated
Aug 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200716001095); accepts Medicare assignment
Medical or professional school
University Of Arkansas College Of Medicine, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 7832 Pat Booker RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Karen Guerrero, M.D.Dermatology Physician1588670780
  2. Eric WillisDermatology Physician1477040038

Verify Daniel Theodore Wallis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S7577
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

50% more Medicare Part D claims than the average dermatology physician in 2024

1,198 Medicare Part D claims for 390 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Daniel Wallis1,198
  2. Specialty average797

Most prescribed

  1. Ketoconazole226 claims
  2. Clobetasol Propionate121 claims
  3. Triamcinolone Acetonide120 claims
  4. Hydrocortisone110 claims
  5. Fluocinonide63 claims
  6. Gentamicin Sulfate59 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: $2,555.80

125 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.

  1. Daniel Wallis$2,555.80
  2. Specialty average$8,544.61

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

  1. Dermatology Associates OF San AntonioLive Oak, TX
  2. Epiphany Dermatology PALive Oak, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Daniel Theodore Wallis among 1,172 dermatology physician records in Texas

Daniel Theodore Wallis, 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 2016, is newer than 75% of them.

  • NPI issued2016 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2016 · median 2008 among the 926 with a school on file
  • Record last updated2021 · 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.

The 8 dermatology physician records with the nearest ZIP codes

  1. Karen Guerrero, M.D.Live Oak, TX 782331588670780
  2. Rinna Johnson, M.D.San Antonio, TX 782331104834456
  3. William Parsons, M.D.San Antonio, TX 782331811905417
  4. Eric WillisLive Oak, TX 782331477040038
  5. Tracy Biediger, M.D.Fort Sam Houston, TX 782341639160468
  6. Paul Hahn, M.D.Fort Sam Houston, TX 782341679815625
  7. Rachel Limmer, MDSan Antonio, TX 782321760599054
  8. Bobby Limmer, MDSan Antonio, TX 782321508855628

Common questions

What is Daniel Theodore Wallis, M.D.'s NPI number?

Daniel Theodore Wallis, M.D.'s National Provider Identifier (NPI) is 1871957076, issued on Apr 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Theodore Wallis, M.D. located?

The NPPES record lists a practice address at 7832 Pat Booker RD, Live Oak, TX, 78233. Phone: (210) 657-9338. Providers update this record themselves, so call before visiting.

How can I verify Daniel Theodore Wallis, M.D.'s license?

NPPES lists Texas license number S7577, 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 Theodore Wallis, M.D. prescribe under Medicare Part D?

In 2024, Daniel Theodore Wallis, M.D. had 1,198 Medicare Part D claims for 390 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Daniel Theodore Wallis, 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.