Aaron Holmgren, MD
NPI 1386624310 · Rheumatology Physician · St Cloud, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Holmgren, MD is a Rheumatology Physician provider in St Cloud, MN (NPI 1386624310).
Provider details
- NPI number
- 1386624310
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44724 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,268 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 429 | $138 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 422 | $16 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 175 | $30 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 149 | $96 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 595 | 163 |
| Prednisone | 509 | 177 |
| Hydroxychloroquine Sulfate | 380 | 102 |
| Tramadol Hcl | 141 | 23 |
| Sulfasalazine | 88 | 23 |
| Allopurinol | 76 | 18 |
| Etanerceptbrand: Enbrel Sureclick | 73 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Aaron Holmgren's NPI number?
- Aaron Holmgren's National Provider Identifier (NPI) is 1386624310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Holmgren's specialty?
- Aaron Holmgren is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Holmgren located?
- Aaron Holmgren's practice location on file with NPPES is 1200 Sixth Ave No, St Cloud, MN 56303.
- What is Aaron Holmgren's phone number?
- The practice phone number listed in the NPPES registry for Aaron Holmgren is (320) 252-5131.
- Does Aaron Holmgren accept Medicare?
- Aaron Holmgren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Holmgren's NPI active?
- Yes — Aaron Holmgren's NPI (1386624310) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.