Heather Dirienzo, PA-C
NPI 1760010169 · Physician Assistant · Ithaca, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Dirienzo, PA-C is a Physician Assistant provider in Ithaca, NY (NPI 1760010169).
Provider details
- NPI number
- 1760010169
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 025829 (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
6 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
530 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 256 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 57 | $82 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 41 | $46 |
| X-Ray of Chest, 2 Views71046 | 35 | $22 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 30 | $92 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 67 | 66 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 37 | 37 |
| Prednisone | 35 | 34 |
| Amoxicillin | 30 | 30 |
| Doxycycline Hyclate | 29 | 29 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 21 | 21 |
| Azithromycin | 21 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-31
- Last updated
- 2024-05-14
- Certified
- 2024-05-14
Frequently asked questions
- What is Heather Dirienzo's NPI number?
- Heather Dirienzo's National Provider Identifier (NPI) is 1760010169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Dirienzo's specialty?
- Heather Dirienzo is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heather Dirienzo located?
- Heather Dirienzo's practice location on file with NPPES is 401 Cayuga Park Ln, Ithaca, NY 14850-1180.
- What is Heather Dirienzo's phone number?
- The practice phone number listed in the NPPES registry for Heather Dirienzo is (607) 319-5900.
- Does Heather Dirienzo accept Medicare?
- Heather Dirienzo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Dirienzo's NPI active?
- Yes — Heather Dirienzo's NPI (1760010169) is active in the NPPES registry as of the last update on 2024-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.