Karyn Mesiti, RPA-C
NPI 1104868777 · Medical Physician Assistant · Spencerport, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karyn Mesiti, RPA-C is a Medical Physician Assistant provider in Spencerport, NY (NPI 1104868777).
Provider details
- NPI number
- 1104868777
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RPA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 007534 (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
20 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
157 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 | 103 | $83 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 54 | $62 |
Typical Medicare-allowed amounts for these services range $62–$83 (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 · 66 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 156 | 70 |
| Atorvastatin Calcium | 156 | 95 |
| Prednisone | 128 | 105 |
| Hydrochlorothiazide | 97 | 60 |
| Amlodipine Besylate | 94 | 49 |
| Gabapentin | 79 | 39 |
| Losartan Potassium | 75 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-11
- Last updated
- 2017-04-03
Frequently asked questions
- What is Karyn Mesiti's NPI number?
- Karyn Mesiti's National Provider Identifier (NPI) is 1104868777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karyn Mesiti's specialty?
- Karyn Mesiti is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karyn Mesiti located?
- Karyn Mesiti's practice location on file with NPPES is 4 Land Re Way, Spencerport, NY 14559-1741.
- What is Karyn Mesiti's phone number?
- The practice phone number listed in the NPPES registry for Karyn Mesiti is (585) 368-6620.
- Does Karyn Mesiti accept Medicare?
- Karyn Mesiti is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karyn Mesiti's NPI active?
- Yes — Karyn Mesiti's NPI (1104868777) is active in the NPPES registry as of the last update on 2017-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.