NPPES file of Aug 9, 2026

David Dillard Grayson, MD

Emergency Medicine Physician · Austin, TX

David Dillard Grayson, MD is an emergency medicine physician with a practice address in Austin, Texas, and NPI 1437108586, issued on May 8, 2006. Check the license (Texas F9496, 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
1437108586
Name
David Dillard Grayson
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
F9496 TX
Self-reported in NPPES; status is on the state search
Practice location
7900 FM 1826, Austin, TX 78737
Phone
(254) 771-8600
Enumerated
May 8, 2006
Record last updated
Oct 30, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicaid IDs
137415907 TX
137415905 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 emergency medicine physician records → All 4,885 in Texas → Look up another NPI →

Also registered at 7900 FM 1826

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

  1. Bruce Bolbock, MDAnesthesiology Physician1972673515
  2. Sean Catuogno, M.D.Emergency Medicine Physician1659633030
  3. Yana Duncan, DOEmergency Medicine Physician1821258567
  4. Michael Haas, M.D.Emergency Medical Services (Emergency Medicine) Physician1871531046
  5. Jessica Hill, MDPediatrics Physician1184204901
  6. Michael Huebner, LPC-IMental Health Counselor1356893523

Verify David Dillard Grayson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license F9496    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

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David Dillard Grayson among 4,885 emergency medicine physician records in Texas

David Dillard Grayson, MD is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% 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, 67% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2008 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Texas

There are 4,885 emergency medicine physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,885 in Texas → Every provider in Austin → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Peter Cashio, MDAustin, TX 787371649414798
  2. Sean Catuogno, M.D.Austin, TX 787371659633030
  3. Yana Duncan, DOAustin, TX 787371821258567
  4. Jessica Rockwood, M.D.Austin, TX 787371336559152
  5. Dennis Watts, MDAustin, TX 787371194778829
  6. Steven Elsbecker, D.O.Lakeway, TX 787381679872204
  7. Steven Kornweiss, M.D.Bee Cave, TX 787381205179058
  8. Christopher Wahlberg, M.D.Austin, TX 787381245252139

Common questions

What is David Dillard Grayson, MD's NPI number?

David Dillard Grayson, MD's National Provider Identifier (NPI) is 1437108586, issued on May 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Dillard Grayson, MD located?

The NPPES record lists a practice address at 7900 FM 1826, Austin, TX, 78737. Phone: (254) 771-8600. Providers update this record themselves, so call before visiting.

How can I verify David Dillard Grayson, MD's license?

NPPES lists Texas license number F9496, 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.