Margaret Lesnefsky, PA-C
NPI 1548049711 · Physician Assistant · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Lesnefsky, PA-C is a Physician Assistant provider in Grand Rapids, MI (NPI 1548049711).
Provider details
- NPI number
- 1548049711
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 5601011580 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
2 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
256 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 158 | $103 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 50 | $9 |
| Blood Test, Clotting Time85610 | 48 | $4 |
Typical Medicare-allowed amounts for these services range $4–$103 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 77 | 48 |
| Atorvastatin Calcium | 70 | 37 |
| Nitroglycerin | 68 | 54 |
| Metoprolol Tartrate | 48 | 26 |
| Apixabanbrand: Eliquis | 47 | 26 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 44 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$439 across 6 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
Additional practice locations (1)
- 3950 Hollywood Rd Ste 110Saint Joseph, MI 49085-9151Phone: (269) 985-1000
Registry dates
- Enumerated
- 2023-09-26
- Last updated
- 2024-01-02
- Certified
- 2024-01-02
Frequently asked questions
- What is Margaret Lesnefsky's NPI number?
- Margaret Lesnefsky's National Provider Identifier (NPI) is 1548049711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Lesnefsky's specialty?
- Margaret Lesnefsky is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Lesnefsky located?
- Margaret Lesnefsky's practice location on file with NPPES is 100 Michigan St Ne # Mc845, Grand Rapids, MI 49503-2560.
- What is Margaret Lesnefsky's phone number?
- The practice phone number listed in the NPPES registry for Margaret Lesnefsky is (616) 486-6790.
- Does Margaret Lesnefsky accept Medicare?
- Margaret Lesnefsky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Lesnefsky's NPI active?
- Yes — Margaret Lesnefsky's NPI (1548049711) is active in the NPPES registry as of the last update on 2024-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.