Mark J. Bauer, MD
Internal Medicine Physician · Naches, WA
Mark J. Bauer, MD is an internal medicine physician with a practice address in Naches, Washington, and NPI 1588688683, issued on Jul 26, 2006. Check the license (Washington MD00020754, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Mark J. Bauer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD00020754 WA
Self-reported in NPPES; status is on the state search - Practice location
- 102 E 2ND St, Naches, WA 98937
- Phone
- (509) 653-2235
- Enumerated
- Jul 26, 2006
- Record last updated
- Oct 5, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (509) 653-2236
- Medicaid ID
- 1107762 WA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 102 E 2ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Karl Reinmuth, MDFamily Medicine Physician1407870512
- Brianna Torres, ARNPFamily Nurse Practitioner1629866678
Verify Mark J. Bauer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00020754Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
261 Medicare Part D claims for 97 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium24 claims
- Amlodipine Besylate16 claims
- Levothyroxine Sodium14 claims
- Lisinopril13 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): 100 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).
Mark J. Bauer among 3,079 internal medicine physician records in Washington
Mark J. Bauer, MD is one of 3,079 internal medicine physician records with a practice address in Washington. 75% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2020 · 63% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 internal medicine physician record lists a practice address in Naches
They are 1 of the 18 NPPES records with a practice address in Naches, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Naches → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Daniel DunbarSunnyside, WA 989441174020986
- Anna Madej, M. D.Sunnyside, WA 989441194834705
- Flint OrrGrandview, WA 989301649366840
- Aaron Price, D.O.Sunnyside, WA 989441841724721
- Daniel Quiroz-Portella, MDGrandview, WA 989301699906719
- Aaron Anderson, D.O.Toppenish, WA 989481003057381
- Larry Birger, MDEllensburg, WA 989261306830823
- Vlastimil CalayanToppenish, WA 989481073757118
Common questions
What is Mark J. Bauer, MD's NPI number?
Mark J. Bauer, MD's National Provider Identifier (NPI) is 1588688683, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark J. Bauer, MD located?
The NPPES record lists a practice address at 102 E 2ND St, Naches, WA, 98937. Phone: (509) 653-2235. Providers update this record themselves, so call before visiting.
How can I verify Mark J. Bauer, MD's license?
NPPES lists Washington license number MD00020754, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark J. Bauer, MD prescribe under Medicare Part D?
In 2024, Mark J. Bauer, MD had 261 Medicare Part D claims for 97 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mark J. Bauer, MD's MIPS final score?
The 2023 MIPS final score is 100 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.