Marilyn Madajczyk, FNP-BC
NPI 1578730875 · Family Nurse Practitioner · Ray, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marilyn Madajczyk, FNP-BC is a Family Nurse Practitioner provider in Ray, MI (NPI 1578730875).
Provider details
- NPI number
- 1578730875
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 4704236178 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 99 | 40 |
| Atorvastatin Calcium | 89 | 39 |
| Rosuvastatin Calcium | 63 | 30 |
| Amlodipine Besylate | 47 | 22 |
| Levothyroxine Sodium | 46 | 22 |
| Metoprolol Succinate | 44 | 15 |
| Semaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$65 across 3 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
- 2008-05-15
- Last updated
- 2020-12-11
- Certified
- 2020-12-11
Frequently asked questions
- What is Marilyn Madajczyk's NPI number?
- Marilyn Madajczyk's National Provider Identifier (NPI) is 1578730875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Madajczyk's specialty?
- Marilyn Madajczyk is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marilyn Madajczyk located?
- Marilyn Madajczyk's practice location on file with NPPES is 21380 31 Mile Rd, Ray, MI 48096-1319.
- What is Marilyn Madajczyk's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Madajczyk is (989) 254-0576.
- Does Marilyn Madajczyk accept Medicare?
- Marilyn Madajczyk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marilyn Madajczyk's NPI active?
- Yes — Marilyn Madajczyk's NPI (1578730875) is active in the NPPES registry as of the last update on 2020-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.