William Robert Umstattd, D.O.
Family Medicine Physician · Georgetown, TX
William Robert Umstattd, D.O. is a family medicine physician with a practice address in Georgetown, Texas, and NPI 1124046701, issued on Jul 18, 2006. Check the license (Texas F4623, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Robert Umstattd
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- F4623 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3008 Dawn Dr, Georgetown, TX 78628
- Phone
- (512) 863-4596
- Enumerated
- Jul 18, 2006
- Record last updated
- Apr 30, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (512) 863-4676
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 3008 Dawn Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Jones, D.O.Family Medicine Physician1366464596
- Magon Kunes, LPCProfessional Counselor1629383385
Verify William Robert Umstattd in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license F4623Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average family medicine physician in 2024
307 Medicare Part D claims for 86 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate17 claims
- Rosuvastatin Calcium15 claims
- Levothyroxine Sodium14 claims
- Duloxetine Hcl13 claims
- Lisinopril12 claims
- Losartan Potassium12 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.
William Robert Umstattd among 11,119 family medicine physician records in Texas
William Robert Umstattd, D.O. is one of 11,119 family medicine physician records with a practice address in Texas. 82% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2013 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
46 family medicine physician records list a practice address in Georgetown
They are 46 of the 1,587 NPPES records with a practice address in Georgetown, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Georgetown → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Paul Berg, MDGeorgetown, TX 786281417037409
- Nancy Eisen, DOGeorgetown, TX 786281629136387
- Benjamin Fiedler, M.D.Georgetown, TX 786281811947948
- Timothy Hillbrick, D.O.Georgetown, TX 786281205835451
- William Jones, D.O.Georgetown, TX 786281366464596
- Richard Male, D.O.Georgetown, TX 786281134129596
- Ann Nolen, D.O.Georgetown, TX 786281144313982
- Richard Otto, MDGeorgetown, TX 786281730266420
Common questions
What is William Robert Umstattd, D.O.'s NPI number?
William Robert Umstattd, D.O.'s National Provider Identifier (NPI) is 1124046701, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Robert Umstattd, D.O. located?
The NPPES record lists a practice address at 3008 Dawn Dr, Georgetown, TX, 78628. Phone: (512) 863-4596. Providers update this record themselves, so call before visiting.
How can I verify William Robert Umstattd, D.O.'s license?
NPPES lists Texas license number F4623, 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 William Robert Umstattd, D.O. prescribe under Medicare Part D?
In 2024, William Robert Umstattd, D.O. had 307 Medicare Part D claims for 86 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.