Hallie Guenther, PMHNP
NPI 1356815468 · Psychiatric/Mental Health Nurse Practitioner · Buffalo, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hallie Guenther, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Buffalo, NY (NPI 1356815468).
Provider details
- NPI number
- 1356815468
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- No
- License
- 402563 (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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
95 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 69 | $56 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $82 |
Typical Medicare-allowed amounts for these services range $56–$82 (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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Aripiprazole | 160 | 30 |
| Duloxetine Hcl | 151 | 20 |
| Quetiapine Fumarate | 128 | 14 |
| Buspirone Hcl | 116 | 20 |
| Trazodone Hcl | 109 | 17 |
| Fluoxetine Hcl | 107 | 14 |
| Clonazepam | 91 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$696 across 13 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 (2)
- 625 Delaware Ave Ste 204Buffalo, NY 14202-1007Phone: (716) 882-3151
- 3176 Abbott RdOrchard Park, NY 14127-1069Phone: (716) 822-2117
Registry dates
- Enumerated
- 2019-01-11
- Last updated
- 2021-06-24
- Certified
- 2021-06-24
Frequently asked questions
- What is Hallie Guenther's NPI number?
- Hallie Guenther's National Provider Identifier (NPI) is 1356815468, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hallie Guenther's specialty?
- Hallie Guenther is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Hallie Guenther located?
- Hallie Guenther's practice location on file with NPPES is 768 Delaware Ave, Buffalo, NY 14209-2006.
- What is Hallie Guenther's phone number?
- The practice phone number listed in the NPPES registry for Hallie Guenther is (716) 882-3151.
- Does Hallie Guenther accept Medicare?
- Hallie Guenther is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hallie Guenther's NPI active?
- Yes — Hallie Guenther's NPI (1356815468) is active in the NPPES registry as of the last update on 2021-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.