NPPES file of Aug 9, 2026

Seth Nelson, MD

Anesthesiology Physician · Marble Falls, TX

Seth Nelson, MD is an anesthesiology physician with a practice address in Marble Falls, Texas, and NPI 1669828646, issued on May 10, 2016. Check the license (Texas S0034, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669828646
Name
Seth Nelson
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
S0034 TX
Self-reported in NPPES; status is on the state search
Practice location
810 W Highway 71, Marble Falls, TX 78654
Phone
(830) 201-8000
Enumerated
May 10, 2016
Record last updated
Jan 20, 2026
Fax
(830) 201-8008
Medicare enrollment
Enrolled (PECOS I20201201002622); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 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.
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Also registered at 810 W Highway 71

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

  1. Raju Behara, MDAnesthesiology Physician1558990176
  2. Judith Brown, D.OObstetrics & Gynecology Physician1376923748
  3. Robert Browning, CRNACertified Registered Nurse Anesthetist1417972464
  4. Sara Browning, CRNACertified Registered Nurse Anesthetist1104255801
  5. Stefan Buca, M.D.Emergency Medicine Physician1417121799
  6. John Calder, M.D.Diagnostic Radiology Physician1740240829

Verify Seth Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S0034
    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.

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Bills Medicare through one group practice

  1. Austin Anesthesiology Group PLLCAustin, TX

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

Seth Nelson among 4,635 anesthesiology physician records in Texas

Seth Nelson, MD is one of 4,635 anesthesiology physician records with a practice address in Texas. 79% 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 83% of them.

  • NPI issued2016 · 83% of these records are older, 14% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2016 · median 2005 among the 3,293 with a school on file
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 anesthesiology physician records list a practice address in Marble Falls

They are 15 of the 354 NPPES records with a practice address in Marble Falls, and 4,635 anesthesiology physician records in Texas.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Raju Behara, MDMarble Falls, TX 786541558990176
  2. Holly Clause, M.D.Marble Falls, TX 786541700889946
  3. Dusan Damjanovic, M.D.Marble Falls, TX 786541013940212
  4. Christopher Hartmann, MDMarble Falls, TX 786541730215153
  5. Ld Herzog, M.D.Marble Falls, TX 786541881653459
  6. Kayla Knuf, M.D.Marble Falls, TX 786541710340617
  7. Jack Lay, M.D.Marble Falls, TX 786541063472728
  8. Todd Martin, M.D.Marble Falls, TX 786541639129679

Common questions

What is Seth Nelson, MD's NPI number?

Seth Nelson, MD's National Provider Identifier (NPI) is 1669828646, issued on May 10, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Seth Nelson, MD located?

The NPPES record lists a practice address at 810 W Highway 71, Marble Falls, TX, 78654. Phone: (830) 201-8000. Providers update this record themselves, so call before visiting.

How can I verify Seth Nelson, MD's license?

NPPES lists Texas license number S0034, 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.

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.