Margaret Zelasko, M.D.
NPI 1225355613 · Internal Medicine Physician · Muncie, IN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Zelasko, M.D. is a Internal Medicine Physician provider in Muncie, IN (NPI 1225355613).
Provider details
- NPI number
- 1225355613
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 01073466A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 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
14,105 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,111 | $9 |
| Administration of Influenza Virus VaccineG0008 | 941 | $30 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 940 | $119 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 661 | $13 |
| Admn Sarscov2 Vacc 1 Dose90480 | 650 | $40 |
| 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 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 170 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 710 | 194 |
| Amlodipine Besylate | 620 | 168 |
| Rosuvastatin Calcium | 578 | 145 |
| Levothyroxine Sodium | 525 | 125 |
| Metoprolol Succinate | 412 | 112 |
| Hydrochlorothiazide | 369 | 105 |
| Valsartan | 300 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,619 across 157 records (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
- 2010-04-26
- Last updated
- 2015-08-28
Frequently asked questions
- What is Margaret Zelasko's NPI number?
- Margaret Zelasko's National Provider Identifier (NPI) is 1225355613, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Zelasko's specialty?
- Margaret Zelasko is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Zelasko located?
- Margaret Zelasko's practice location on file with NPPES is 1910 W Royale Dr, Muncie, IN 47304-2264.
- What is Margaret Zelasko's phone number?
- The practice phone number listed in the NPPES registry for Margaret Zelasko is (765) 289-1011.
- Does Margaret Zelasko accept Medicare?
- Margaret Zelasko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Zelasko's NPI active?
- Yes — Margaret Zelasko's NPI (1225355613) is active in the NPPES registry as of the last update on 2015-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.