Walter G. Day, M.D.
Family Medicine Physician · San Angelo, TX
Walter G. Day, M.D. is a family medicine physician with a practice address in San Angelo, Texas, and NPI 1942239207, issued on Jun 30, 2006. Check the license (Texas G3277, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Walter G. Day
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G3277 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3001 S Jackson St, San Angelo, TX 76904
- Phone
- (325) 223-6347
- Enumerated
- Jun 30, 2006
- Record last updated
- Jul 29, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (325) 223-6377
- Medicaid ID
- 141981401 TX
- Medicare enrollment
- Enrolled (PECOS I20040928001356); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 1982
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 3001 S Jackson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Agee, DPTPhysical Therapist1326579368
- Ngozi AgwuenuOccupational Therapist1801452966
- Leslie Ashlock, PTPhysical Therapist1285957910
- Luz'Ce Baca Anchondo, PT, DPTPhysical Therapist1710415062
- Kyla Bailey, M.S., CCC-SLPSpeech-Language Pathologist1548646284
- Kayla Barron, PTAPhysical Therapy Assistant1144010745
Verify Walter G. Day in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license G3277Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average family medicine physician in 2024
2,048 Medicare Part D claims for 59 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 35 claims were for opioids.
Most prescribed
- Pantoprazole Sodium97 claims
- Sertraline Hcl88 claims
- Amlodipine Besylate76 claims
- Levothyroxine Sodium73 claims
- Furosemide67 claims
- Gabapentin61 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 98.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Preferred Hospital Leasing Eldorado, IncEldorado, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Walter G. Day among 11,119 family medicine physician records in Texas
Walter G. Day, M.D. 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 fileYes · 64% of these records are
- Graduated1982 · median 2004 among the 7,095 with a school on file
- Record last updated2010 · 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).
54 family medicine physician records list a practice address in San Angelo
They are 54 of the 1,796 NPPES records with a practice address in San Angelo, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in San Angelo → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Peggy Burpee, DOSan Angelo, TX 769041366424368
- Warren Conway, MDSan Angelo, TX 769041245290717
- Kristy Edwards, MDSan Angelo, TX 769041881642080
- Viki Forlano, MDSan Angelo, TX 769041376547216
- Darrell Herrington, DOSan Angelo, TX 769041154388767
- Brett Nile, MDSan Angelo, TX 769041154322014
- Elisabeth Noelke, MD, PASan Angelo, TX 769041700955390
- Paul Ou, M.D.San Angelo, TX 769041942267091
Common questions
What is Walter G. Day, M.D.'s NPI number?
Walter G. Day, M.D.'s National Provider Identifier (NPI) is 1942239207, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Walter G. Day, M.D. located?
The NPPES record lists a practice address at 3001 S Jackson St, San Angelo, TX, 76904. Phone: (325) 223-6347. Providers update this record themselves, so call before visiting.
How can I verify Walter G. Day, M.D.'s license?
NPPES lists Texas license number G3277, 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 Walter G. Day, M.D. prescribe under Medicare Part D?
In 2024, Walter G. Day, M.D. had 2,048 Medicare Part D claims for 59 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Walter G. Day, M.D.'s MIPS final score?
The 2023 MIPS final score is 98.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.