NPPES file of Aug 9, 2026

Michael D. Shaffer, DO

Family Medicine Physician · Kerrville, TX

Michael D. Shaffer, DO is a family medicine physician with a practice address in Kerrville, Texas, and NPI 1417949983, issued on Aug 19, 2005. Check the license (Texas L6627, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417949983
Name
Michael D. Shaffer
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
L6627 TX
34-009337 OH
Self-reported in NPPES; status is on the state search
Practice location
1331 Bandera Hwy Ste 4, Kerrville, TX 78028
Phone
(830) 258-7762
Enumerated
Aug 19, 2005
Record last updated
May 27, 2026
Medicaid IDs
200036040A OK
167598501 TX
2839254 OH
139450100 TX
Medicare enrollment
Enrolled (PECOS I20041006001342); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 2001
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 1331 Bandera Hwy Ste 4

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

  1. Adriana Arguello, MDInternal Medicine Physician1407030067
  2. Stephanie Calderon, FNP-CFamily Nurse Practitioner1851043384
  3. Pamela Cantu, M.D.Internal Medicine Physician1437107901
  4. Dian Horton, M.D.Family Medicine Physician1447781273
  5. Tyler Ulmer, DOFamily Medicine Physician1801419627

Verify Michael D. Shaffer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L6627
    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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15% more Medicare Part D claims than the average family medicine physician in 2024

4,071 Medicare Part D claims for 385 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 90 claims were for opioids.

  1. Michael Shaffer4,071
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium164 claims
  2. Lisinopril157 claims
  3. Amlodipine Besylate148 claims
  4. Atorvastatin Calcium148 claims
  5. Gabapentin148 claims
  6. Rosuvastatin Calcium141 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.

Industry payments in 2024: $267.91

13 payments; by number, the most common kind was food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Shaffer$267.91
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Scott And White Hospital - Marble FallsJohnson City, TX

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

Michael D. Shaffer among 11,119 family medicine physician records in Texas

Michael D. Shaffer, DO 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2001 · median 2004 among the 7,095 with a school on file
  • Record last updated2026 · 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).

24 family medicine physician records list a practice address in Kerrville

They are 24 of the 852 NPPES records with a practice address in Kerrville, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Douglas Buchanan, M.D.Kerrville, TX 780281043277486
  2. Jon Chancellor, MDKerrville, TX 780281598708794
  3. John Davis, M.D.Kerrville, TX 780281639286560
  4. Odus Franklin, DOKerrville, TX 780281659397669
  5. James Graham, MDKerrville, TX 780281669450797
  6. Arturo Llanos, M.D.Kerrville, TX 780281477551901
  7. William Odonnell, MDKerrville, TX 780281326141854
  8. Bridget Robledo, MDKerrville, TX 780281841297652

Common questions

What is Michael D. Shaffer, DO's NPI number?

Michael D. Shaffer, DO's National Provider Identifier (NPI) is 1417949983, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael D. Shaffer, DO located?

The NPPES record lists a practice address at 1331 Bandera Hwy Ste 4, Kerrville, TX, 78028. Phone: (830) 258-7762. Providers update this record themselves, so call before visiting.

How can I verify Michael D. Shaffer, DO's license?

NPPES lists Texas license number L6627, 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 Michael D. Shaffer, DO prescribe under Medicare Part D?

In 2024, Michael D. Shaffer, DO had 4,071 Medicare Part D claims for 385 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.