Marybeth Kostiuk
NPI 1932640398 · Family Medicine Physician · Novi, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marybeth Kostiuk is a Family Medicine Physician provider in Novi, MI (NPI 1932640398).
Provider details
- NPI number
- 1932640398
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 5101023202 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 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
295 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 | 76 | $129 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 39 | $130 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 33 | $19 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 32 | $14 |
| Administration of Influenza Virus VaccineG0008 | 28 | $25 |
| Advance Care Planning, First 30 Minutes99497 | 26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 105 | 47 |
| Lisinopril | 66 | 24 |
| Levothyroxine Sodium | 60 | 26 |
| Losartan Potassium | 47 | 19 |
| Amlodipine Besylate | 45 | 18 |
| Sertraline Hcl | 36 | 13 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$564 across 30 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)
- 58024 Van Dyke RdWashington, MI 48094-4518Phone: (586) 781-5535Fax: (586) 781-6063
Registry dates
- Enumerated
- 2017-03-17
- Last updated
- 2025-06-19
- Certified
- 2025-06-19
Frequently asked questions
- What is Marybeth Kostiuk's NPI number?
- Marybeth Kostiuk's National Provider Identifier (NPI) is 1932640398, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marybeth Kostiuk's specialty?
- Marybeth Kostiuk is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marybeth Kostiuk located?
- Marybeth Kostiuk's practice location on file with NPPES is 39555 W 10 Mile Rd Ste 302, Novi, MI 48375-2950.
- What is Marybeth Kostiuk's phone number?
- The practice phone number listed in the NPPES registry for Marybeth Kostiuk is (248) 426-7200.
- Does Marybeth Kostiuk accept Medicare?
- Marybeth Kostiuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marybeth Kostiuk's NPI active?
- Yes — Marybeth Kostiuk's NPI (1932640398) is active in the NPPES registry as of the last update on 2025-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.