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Dermatology

Ashley H. Merten, MD

Works at hospitals in Saint Louis Park, MN · Minnesota

Summary

Dr. Ashley H. Merten, MD is a dermatologist at 5320 Hyland Greens Dr, Bloomington, MN 55437. Phone: (952) 993-2400. Accepts Medicare assignment. In 2024, Ashley H. Merten had 394 Original Medicare patients and 1,442 services. NPI 1174903553. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Dermatologist (Medicare lists Dermatology)
  • Address: 5320 Hyland Greens Dr, Bloomington, MN 55437 · Directions
  • Phone: (952) 993‑2400
  • Medicare: Accepts Medicare assignment
  • Hospital: Park Nicollet Methodist Hospital
  • Group practice: Park Nicollet Clinic
  • Medical school: University Of Minnesota Medical School · graduated 2014 (12 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ashley H. Merten, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ashley H. Merten accept Medicare assignment?
Yes. Medicare's clinician data says Ashley H. Merten accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Ashley H. Merten see?
In 2024, CMS data shows 394 Original Medicare patients and 1,442 services for Ashley H. Merten. This counts Original Medicare only and measures volume, not quality.
What is Ashley H. Merten's NPI number?
1174903553. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Ashley H. Merten, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients394
Services billed to Medicare1,442
Different services or procedures62
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)439 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)221 services
  3. Destruction of precancer skin growth, 1 growth (17000)170 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)119 services
  5. Destruction of skin growth, 1-14 growths (17110)68 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol63%
  • High blood pressure56%
  • Arthritis35%
  • Depression21%
  • Anxiety21%
  • Diabetes17%

Hospitals where Ashley H. Merten works

Medicare's Facility Affiliation Data lists Ashley H. Merten at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Park Nicollet Methodist HospitalSaint Louis Park, MN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 240053

Practice locations

Addresses where Ashley H. Merten is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ashley H. Merten as a member of this group (CMS data updated October 2, 2026).

  • Park Nicollet Clinic1,787 clinicians in the group

Specialties

Find other Dermatology doctors in Minnesota →

Other dermatologists in Bloomington

Clinicians with the same Medicare primary specialty in Bloomington, MN — not a recommendation.

All dermatologists in Bloomington →

Other clinicians in Park Nicollet Clinic

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Minnesota Medical School
Graduation year2014 (12 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174903553
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians