NPPES file of Aug 9, 2026

Sara Elizabeth Walz, M.D.

Internal Medicine Physician · Medford, OR

Sara Elizabeth Walz, M.D. is an internal medicine physician with a practice address in Medford, Oregon, and NPI 1154687259, issued on Apr 3, 2012. Check the license (Oregon MD176738, as entered in NPPES) on the Oregon 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
1154687259
Name
Sara Elizabeth Walz
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD176738 OR
Self-reported in NPPES; status is on the state search
Practice location
70 Bower Dr, Medford, OR 97501
Phone
(541) 732-8300
Enumerated
Apr 3, 2012
Record last updated
Jul 27, 2026
Medicaid ID
500707714 OR
Medicare enrollment
Enrolled (PECOS I20160615001455); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2012
Telehealth
Offers telehealth (CMS)
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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8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →

Also registered at 70 Bower Dr

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

  1. Toni Baca, FNPFamily Nurse Practitioner1780162032
  2. Carissa Bravo, PSYDClinical Psychologist1538562749
  3. Uzomechine Chiedozi, MDFamily Medicine Physician1699160903
  4. Aaron Dam, M.D.Family Medicine Physician1851826937
  5. Jennifer Deltour, MSN-FNPFamily Nurse Practitioner1265813729
  6. Ahren Geilenfeldt, D.O.Neuromuscular Medicine (Physical Medicine & Rehabilitation) Physician1316384068

Verify Sara Elizabeth Walz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD176738    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 Oregon 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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46% more Medicare Part D claims than the average internal medicine physician in 2024

4,634 Medicare Part D claims for 500 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 46 claims were for opioids.

  1. Sara Walz4,634
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium541 claims
  2. Levothyroxine Sodium253 claims
  3. Losartan Potassium196 claims
  4. Lisinopril192 claims
  5. Amlodipine Besylate186 claims
  6. Omeprazole136 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.

Bills Medicare through one group practice

  1. Providence Health And Services OregonMedford, OR

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

Sara Elizabeth Walz among 2,116 internal medicine physician records in Oregon

Sara Elizabeth Walz, M.D. is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 68% of them.

  • NPI issued2012 · 68% of these records are older, 30% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2012 · median 2008 among the 1,232 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

56 internal medicine physician records list a practice address in Medford

They are 56 of the 4,542 NPPES records with a practice address in Medford, and 2,116 internal medicine physician records in Oregon.

All 2,116 in Oregon → Every provider in Medford → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Robert Blanche, M.D.Medford, OR 975011477567659
  2. Gregory Grunwald, DOMedford, OR 975011215998679
  3. Heidi Jacobson, MDMedford, OR 975011689654022
  4. Thomas Margulies, M.D.Medford, OR 975011477575835
  5. Christopher Alftine, MDCentral Point, OR 975021073510483
  6. Susan Hansen, MDCentral Point, OR 975021730129909
  7. John Kolsbun, MDCentral Point, OR 975021669461125
  8. Daniel Wood, DOCentral Point, OR 975021225778855

Common questions

What is Sara Elizabeth Walz, M.D.'s NPI number?

Sara Elizabeth Walz, M.D.'s National Provider Identifier (NPI) is 1154687259, issued on Apr 3, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Sara Elizabeth Walz, M.D. located?

The NPPES record lists a practice address at 70 Bower Dr, Medford, OR, 97501. Phone: (541) 732-8300. Providers update this record themselves, so call before visiting.

How can I verify Sara Elizabeth Walz, M.D.'s license?

NPPES lists Oregon license number MD176738, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sara Elizabeth Walz, M.D. prescribe under Medicare Part D?

In 2024, Sara Elizabeth Walz, M.D. had 4,634 Medicare Part D claims for 500 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

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.