Robert Olson, M.D.
NPI 1295797801 · Internal Medicine Physician · Madison, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Olson, M.D. is a Internal Medicine Physician provider in Madison, WI (NPI 1295797801).
Provider details
- NPI number
- 1295797801
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28685-020 (WI)
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
3,322 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 569 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 508 | $9 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 341 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 247 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 207 | $88 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 146 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 407 | 105 |
| Amlodipine Besylate | 318 | 84 |
| Simvastatin | 299 | 71 |
| Levothyroxine Sodium | 285 | 75 |
| Losartan Potassium | 282 | 74 |
| Apixabanbrand: Eliquis | 266 | 41 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-06
- Last updated
- 2008-04-29
Frequently asked questions
- What is Robert Olson's NPI number?
- Robert Olson's National Provider Identifier (NPI) is 1295797801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Olson's specialty?
- Robert Olson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Olson located?
- Robert Olson's practice location on file with NPPES is 4410 Regent St, Madison, WI 53705-4901.
- What is Robert Olson's phone number?
- The practice phone number listed in the NPPES registry for Robert Olson is (608) 233-9746.
- Does Robert Olson accept Medicare?
- Robert Olson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Olson's NPI active?
- Yes — Robert Olson's NPI (1295797801) is active in the NPPES registry as of the last update on 2008-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.