Lisa Wallenfels, NP
NPI 1891839064 · Obstetrics & Gynecology Nurse Practitioner · Williamsville, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lisa Wallenfels, NP is a Obstetrics & Gynecology Nurse Practitioner provider in Williamsville, NY (NPI 1891839064).
Provider details
- NPI number
- 1891839064
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- F420426 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
19 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
29 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) |
|---|---|---|
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 29 | $31 |
Typical Medicare-allowed amounts for these services range $31–$31 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 40 | 15 |
| Valacyclovir Hclbrand: Valacyclovir | 38 | — |
| Alendronate Sodium | 35 | 12 |
| Clobetasol Propionate | 22 | 15 |
| Fluconazole | 19 | 13 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 15 | — |
| Progesterone, Micronizedbrand: Progesterone | 14 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,385 across 69 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
- 2007-02-19
- Last updated
- 2019-09-27
Frequently asked questions
- What is Lisa Wallenfels's NPI number?
- Lisa Wallenfels's National Provider Identifier (NPI) is 1891839064, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lisa Wallenfels's specialty?
- Lisa Wallenfels is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lisa Wallenfels located?
- Lisa Wallenfels's practice location on file with NPPES is 1360 N Forest Rd, Williamsville, NY 14221-1200.
- What is Lisa Wallenfels's phone number?
- The practice phone number listed in the NPPES registry for Lisa Wallenfels is (716) 639-4034.
- Does Lisa Wallenfels accept Medicare?
- Lisa Wallenfels is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lisa Wallenfels's NPI active?
- Yes — Lisa Wallenfels's NPI (1891839064) is active in the NPPES registry as of the last update on 2019-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.