NPPES file of Aug 9, 2026

Christopher Owen Ruud, M.D.

Medical Oncology Physician · Austin, TX

Christopher Owen Ruud, M.D. is a medical oncology physician with a practice address in Austin, Texas, and NPI 1124089412, issued on Mar 28, 2006. Check the license (Texas F5732, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124089412
Name
Christopher Owen Ruud
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
F5732 TX
Self-reported in NPPES; status is on the state search
Practice location
901 W 38TH St Ste 200, Austin, TX 78705
Phone
(512) 421-4100
Enumerated
Mar 28, 2006
Record last updated
Aug 18, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid IDs
137861420 TX
137861417 TX
137861421 TX
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest medical oncology physician records → All 547 in Texas → Look up another NPI →

Also registered at 901 W 38TH St Ste 200

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

  1. Mary Berry, NP-CFamily Nurse Practitioner1215438452
  2. Andrew Brenner, M.D., PH.D.Medical Oncology Physician1700909744
  3. Chelsea Crilly, FNP-CFamily Nurse Practitioner1851865042
  4. Hannah Culver, PA-CPhysician Assistant1821598848
  5. Rebecca Fisher, M.D.Neurology Physician1184775231
  6. Morris Groves, MDNeurology Physician1467545004

Verify Christopher Owen Ruud in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license F5732    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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Christopher Owen Ruud among 547 medical oncology physician records in Texas

Christopher Owen Ruud, M.D. is one of 547 medical oncology physician records with a practice address in Texas. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 45% newer
  • In a Medicare fileNo · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 76% of these records are
  • Record last updated2014 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Texas

There are 547 medical oncology physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 547 in Texas → Every provider in Austin → Medical Oncology Physician nationwide →

The 8 medical oncology physician records with the nearest ZIP codes

  1. Nitya Alluri, MDAustin, TX 787051073712709
  2. Andrew Brenner, M.D., PH.D.Austin, TX 787051700909744
  3. John Doty, M.D.Austin, TX 787051366485765
  4. Adham Jurdi, MDAustin, TX 787051447414776
  5. Demetrius Loukas, M.D.Austin, TX 787051154369775
  6. Jason Melear, M.D.Austin, TX 787051902849805
  7. Angel Rodriguez, M.D.Austin, TX 787051487818811
  8. Carlos Rubin De Celis, MDAustin, TX 787051275571879

Common questions

What is Christopher Owen Ruud, M.D.'s NPI number?

Christopher Owen Ruud, M.D.'s National Provider Identifier (NPI) is 1124089412, issued on Mar 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Owen Ruud, M.D. located?

The NPPES record lists a practice address at 901 W 38TH St Ste 200, Austin, TX, 78705. Phone: (512) 421-4100. Providers update this record themselves, so call before visiting.

How can I verify Christopher Owen Ruud, M.D.'s license?

NPPES lists Texas license number F5732, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.