NPPES file of Aug 9, 2026

Ashley Marie Dietrich, MD

Dermatology Physician · Milwaukee, WI

Ashley Marie Dietrich, MD is a dermatology physician with a practice address in Milwaukee, Wisconsin, and NPI 1780030825, issued on May 8, 2016. Check the license (Wisconsin 71875-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780030825
Name
Ashley Marie Dietrich
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
71875-20 WI
Self-reported in NPPES; status is on the state search
Practice location
2600 N Mayfair RD Ste 810, Milwaukee, WI 53226
Phone
(414) 771-1122
Enumerated
May 8, 2016
Record last updated
Nov 20, 2025
Fax
(414) 771-1352
Medicare enrollment
Enrolled (PECOS I20200817001005); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2016
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 2600 N Mayfair RD Ste 810

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

  1. Dalton Menke, PA-CPhysician Assistant1871118174
  2. Gaurav Singh, M.D., M.P.H.MOHS-Micrographic Surgery Physician1184073801
  3. John Starling, M.D.Dermatology Physician1487773206

Verify Ashley Marie Dietrich in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 71875-20
    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 Wisconsin 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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73% more Medicare Part D claims than the average dermatology physician in 2024

1,377 Medicare Part D claims for 359 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Ashley Dietrich1,377
  2. Specialty average797

Most prescribed

  1. Clobetasol Propionate200 claims
  2. Dupixent Pen160 claims
  3. Triamcinolone Acetonide141 claims
  4. Ketoconazole94 claims
  5. Rinvoq92 claims
  6. Doxycycline Hyclate91 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): 83.3 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 score79.4
  2. Costout of 100 · 30%65.8
  3. Promoting interoperabilityout of 100 · 25%99.0
  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).

Industry payments in 2024: $184,080.04

368 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ashley Dietrich$184,080
  2. Specialty average$8,545

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. Forefront Dermatology SCBrookfield, WI

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

Ashley Marie Dietrich among 325 dermatology physician records in Wisconsin

Ashley Marie Dietrich, MD is one of 325 dermatology physician records with a practice address in Wisconsin. 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 2016, is newer than 76% of them.

  • NPI issued2016 · 76% of these records are older, 20% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2016 · median 2009 among the 228 with a school on file
  • Record last updated2025 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in Wisconsin

There are 325 dermatology physician records in Wisconsin.

The 8 dermatology physician records with the nearest ZIP codes

  1. James Barnett, M.D.Wauwatosa, WI 532261366442691
  2. Keri Chaney, M.D.Wauwatosa, WI 532261154467827
  3. Yvonne Chiu, MDMilwaukee, WI 532261043393408
  4. Kenneth Gordon, M.D.Wauwatosa, WI 532261790865806
  5. Ronald Hamrick, MDMilwaukee, WI 532261447542162
  6. Sidney Herszenson, M.D.Milwaukee, WI 532261841264074
  7. Stephen HumphreyMilwaukee, WI 532261417246257
  8. Sam Hwang, M.D., PH.D.Milwaukee, WI 532261760500813

Common questions

What is Ashley Marie Dietrich, MD's NPI number?

Ashley Marie Dietrich, MD's National Provider Identifier (NPI) is 1780030825, issued on May 8, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Ashley Marie Dietrich, MD located?

The NPPES record lists a practice address at 2600 N Mayfair RD Ste 810, Milwaukee, WI, 53226. Phone: (414) 771-1122. Providers update this record themselves, so call before visiting.

How can I verify Ashley Marie Dietrich, MD's license?

NPPES lists Wisconsin license number 71875-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ashley Marie Dietrich, MD prescribe under Medicare Part D?

In 2024, Ashley Marie Dietrich, MD had 1,377 Medicare Part D claims for 359 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Ashley Marie Dietrich, MD's MIPS final score?

The 2023 MIPS final score is 83.3 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.