Mariah Rittwage, PA-C
NPI 1073996930 · Medical Physician Assistant · Hornell, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariah Rittwage, PA-C is a Medical Physician Assistant provider in Hornell, NY (NPI 1073996930).
Provider details
- NPI number
- 1073996930
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 21892 (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
10 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
141 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 59 | $33 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 55 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 27 | $79 |
Typical Medicare-allowed amounts for these services range $33–$79 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 110 | 73 |
| Meloxicam | 93 | 28 |
| Oxycodone Hcl | 41 | 37 |
| Naproxen | 40 | 22 |
| Diclofenac Sodium | 26 | 22 |
| Methylprednisolone | 22 | 20 |
| Cephalexin | 19 | 17 |
| Tramadol Hcl | 19 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$53 across 2 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
- 2015-07-09
- Last updated
- 2023-07-03
- Certified
- 2020-01-31
Frequently asked questions
- What is Mariah Rittwage's NPI number?
- Mariah Rittwage's National Provider Identifier (NPI) is 1073996930, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Rittwage's specialty?
- Mariah Rittwage is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mariah Rittwage located?
- Mariah Rittwage's practice location on file with NPPES is 111 Loder St Ste a, Hornell, NY 14843-1950.
- What is Mariah Rittwage's phone number?
- The practice phone number listed in the NPPES registry for Mariah Rittwage is (607) 324-5404.
- Does Mariah Rittwage accept Medicare?
- Mariah Rittwage is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariah Rittwage's NPI active?
- Yes — Mariah Rittwage's NPI (1073996930) is active in the NPPES registry as of the last update on 2023-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.