Michael Zielinski, M.D.
NPI 1316954134 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Zielinski, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1316954134).
Provider details
- NPI number
- 1316954134
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,902 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 | 608 | $136 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 377 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 307 | $97 |
| 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 | 164 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 146 | $9 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 108 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 740 | 209 |
| Amlodipine Besylate | 287 | 86 |
| Lisinopril | 285 | 79 |
| Levothyroxine Sodium | 281 | 68 |
| Losartan Potassium | 229 | 69 |
| Metoprolol Succinate | 195 | 64 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Zielinski's NPI number?
- Michael Zielinski's National Provider Identifier (NPI) is 1316954134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Zielinski's specialty?
- Michael Zielinski is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Zielinski located?
- Michael Zielinski's practice location on file with NPPES is 211 E Chicago Ave, Chicago, IL 60611-2637.
- What is Michael Zielinski's phone number?
- The practice phone number listed in the NPPES registry for Michael Zielinski is (312) 944-6677.
- Does Michael Zielinski accept Medicare?
- Michael Zielinski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Zielinski's NPI active?
- Yes — Michael Zielinski's NPI (1316954134) 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.