Aaron Graumann, M.D.
NPI 1194042887 · Pediatrics Physician · Bloomington, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Graumann, M.D. is a Pediatrics Physician provider in Bloomington, MN (NPI 1194042887).
Provider details
- NPI number
- 1194042887
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 55632 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
943 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 209 | $9 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 108 | $29 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 104 | $124 |
| Blood Test, Clotting Time85610 | 94 | $4 |
| Screening Mammography77067 | 71 | $125 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 71 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 304 | 83 |
| Amlodipine Besylate | 203 | 56 |
| Omeprazole | 142 | 37 |
| Losartan Potassium | 131 | 42 |
| Rosuvastatin Calcium | 126 | 39 |
| Metformin Hcl | 123 | 29 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-04-21
- Last updated
- 2014-08-18
Frequently asked questions
- What is Aaron Graumann's NPI number?
- Aaron Graumann's National Provider Identifier (NPI) is 1194042887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Graumann's specialty?
- Aaron Graumann is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Graumann located?
- Aaron Graumann's practice location on file with NPPES is 8600 Nicollet Ave S, Bloomington, MN 55420-2824.
- What is Aaron Graumann's phone number?
- The practice phone number listed in the NPPES registry for Aaron Graumann is (605) 261-5044.
- Does Aaron Graumann accept Medicare?
- Aaron Graumann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Graumann's NPI active?
- Yes — Aaron Graumann's NPI (1194042887) is active in the NPPES registry as of the last update on 2014-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.