Michelle Witkowski
NPI 1871089862 · Family Nurse Practitioner · Bay Shore, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Witkowski is a Family Nurse Practitioner provider in Bay Shore, NY (NPI 1871089862).
Provider details
- NPI number
- 1871089862
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 640410 (NY)
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 tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
99 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 | 49 | $125 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 35 | $162 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $84 |
Typical Medicare-allowed amounts for these services range $84–$162 (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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 193 | 106 |
| Pantoprazole Sodium | 187 | 90 |
| Famotidine | 125 | 67 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 102 | 102 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 80 | 80 |
| Linaclotidebrand: Linzess | 45 | 17 |
| Lactulose | 29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-07-02
- Last updated
- 2018-07-02
Frequently asked questions
- What is Michelle Witkowski's NPI number?
- Michelle Witkowski's National Provider Identifier (NPI) is 1871089862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Witkowski's specialty?
- Michelle Witkowski is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Witkowski located?
- Michelle Witkowski's practice location on file with NPPES is 39 Brentwood Rd Ste 201, Bay Shore, NY 11706-8031.
- What is Michelle Witkowski's phone number?
- The practice phone number listed in the NPPES registry for Michelle Witkowski is (631) 968-8288.
- Does Michelle Witkowski accept Medicare?
- Michelle Witkowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Witkowski's NPI active?
- Yes — Michelle Witkowski's NPI (1871089862) is active in the NPPES registry as of the last update on 2018-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.