Registry data as of Aug 27, 2026

Terrence Tuominen, MD

Specialist · Ashland, WI

Terrence Tuominen, MD is a specialist with a practice address in Ashland, Wisconsin, and NPI 1275694648, issued on Dec 12, 2006. Check the license with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1275694648
Name
Terrence Tuominen
Credential
MD
Primary taxonomy
Specialist 174400000X
Practice location
1615 Maple LN, Ashland, WI 54806
Phone
(715) 685-6010
Enumerated
Dec 12, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1615 Maple LN

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

  1. Terrence Asplund, M.D.Family Medicine Physician1811088875
  2. Grant Bludorn, DOFamily Medicine Physician1265920789
  3. John Boyle, M.D.Radiation Oncology Physician1588920649
  4. Mallory Christ, DNP, CRNACritical Care Medicine Registered Nurse1871331066
  5. Daniel Compton, SAC-ITAddiction (Substance Use Disorder) Counselor1306762588
  6. Rebecca Crumb-Johnson, RDRegistered Dietitian1982879532

Verify Terrence Tuominen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this professionCheck 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
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PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

79% fewer Medicare Part D claims than the average specialist in 2024

319 Medicare Part D claims for 127 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 12 claims were for opioids.

  1. Terrence Tuominen319
  2. Specialty average1,524

Most prescribed

  1. Fluticasone Propionate55 claims
  2. Prednisone35 claims
  3. Azelastine Hcl22 claims
  4. Dupixent Pen22 claims
  5. Montelukast Sodium21 claims
  6. Omeprazole17 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 Medicare quality score for 2023: 89.7 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.

  1. Qualityout of 100 · 30% of the final score81.2
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Specialist providers in Wisconsin

There are 336 specialist records in Wisconsin.

Other specialist records in Wisconsin

  1. Perla Agpoon, M.D.Waukesha, WI1730134255
  2. Virginia Aguilar-Sincaban, MDMadison, WI1730172081
  3. Maqsood Ahmad, M.DMilwaukee, WI1639143548
  4. Richard Ahn, M.D.Tomah, WI1679678015
  5. Ghadeer AlafifiMadison, WI1033466529
  6. Linda Alanen, RN, LMT, BAMadison, WI1194084939
  7. Jesse Albright, MSMiddleton, WI1679914006
  8. Neta Ambar, DVMMadison, WI1689258170
  9. Jericka Amendt, SPECIALISTS A14042Hudson, WI1639863038
  10. Stephanie Andersen, OTRLa Crosse, WI1386773125

Common questions

What is Terrence Tuominen, MD's NPI number?

Terrence Tuominen, MD's National Provider Identifier (NPI) is 1275694648, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Terrence Tuominen, MD located?

The NPPES record lists a practice address at 1615 Maple LN, Ashland, WI, 54806. Phone: (715) 685-6010. Providers update this record themselves, so call before visiting.

How can I verify Terrence Tuominen, MD's license?

Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Terrence Tuominen, MD prescribe under Medicare Part D?

In 2024, Terrence Tuominen, MD had 319 Medicare Part D claims for 127 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.

What is Terrence Tuominen, MD's Medicare quality score?

The 2023 MIPS final score is 89.7 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.