Jeffrey Olson, M.D,
NPI 1952374795 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Olson, M.D, is a Internal Medicine Physician provider in Chicago, IL (NPI 1952374795).
Provider details
- NPI number
- 1952374795
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D,
- Sex
- Male
- Sole proprietor
- No
- License
- A75543 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,087 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 2,043 | $122 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 692 | $81 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 478 | $76 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 310 | $111 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 127 | $117 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 191 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 862 | 190 |
| Amlodipine Besylate | 380 | 91 |
| Apixabanbrand: Eliquis | 360 | 62 |
| Pantoprazole Sodium | 347 | 73 |
| Gabapentin | 347 | 81 |
| Furosemide | 289 | 69 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$170 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2023-03-07
- Certified
- 2020-10-30
Frequently asked questions
- What is Jeffrey Olson's NPI number?
- Jeffrey Olson's National Provider Identifier (NPI) is 1952374795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Olson's specialty?
- Jeffrey Olson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Olson located?
- Jeffrey Olson's practice location on file with NPPES is 5215 N California Ave, Chicago, IL 60625-7014.
- What is Jeffrey Olson's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Olson is (773) 878-3627.
- Does Jeffrey Olson accept Medicare?
- Jeffrey Olson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Olson's NPI active?
- Yes — Jeffrey Olson's NPI (1952374795) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.