1. Home
  2. Directory
  3. New York
  4. Hornell
  5. Physician Assistant
  6. NPI Profile

MARIAH K. RITTWAGE PA-C
NPI 1073996930
Physician Assistant - Medical in Hornell, NY

Active since July 09, 2015PECOS EnrolledAccepts Medicare Assignment
111 LODER ST STE A, HORNELL, NY 14843(607) 324-5404(607) 324-5463 Get Directions Write a Review

NPPES record last updated: July 3, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 3, 2023, Jan 31, 2020, Jul 23, 2019 (3 updates tracked since 2019).

About Mariah K. Rittwage Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARIAH K. RITTWAGE PA-C (NPI 1073996930) is an individual medical provider in Hornell, New York, licensed in New York (021892) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS, is affiliated with St James Mercy Hospital, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1073996930
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameMARIAH K. RITTWAGECredential: PA-C
Location Address111 LODER ST STE AHornell, NY 14843-1950
Mailing Address100 Kings Hwy SRochester, NY 14617-5504 · (607) 324-5404 · Fax (607) 324-5463
Phone(607) 324-5404
Fax(607) 324-5463
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJuly 9, 2015
Last NPPES UpdateJuly 3, 20233 updates tracked since enumeration
NPPES CertifiedJanuary 31, 2020
✔ NPI 1073996930 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
Licenses✔ Licensed in NY · 021892✔ Licensed in NY · 21892
111 LODER ST STE A, Hornell, NY 14843
Open in Google Maps ↗

Other Names 1

Former Name (1)Mariah K. Easton Pa-c

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mariah K. Rittwage Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5890009344
PECOS Enrollment IDI20180418002230
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
59 services28 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
55 services42 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
27 services23 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St James Mercy Hospital

Acute Care Hospitals · Hornell, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330151
Location7329 Seneca Road NorthHornell, NY 14843 · Steuben County
Emergency services

Nicholas H Noyes Memorial Hospital

Acute Care Hospitals · Dansville, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330238
Location111 Clara Barton StreetDansville, NY 14437 · Livingston County
Emergency services Birthing friendly

Strong Memorial Hospital

Acute Care Hospitals · Rochester, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330285
Location601 Elmwood AveRochester, NY 14642 · Monroe County
Emergency services Birthing friendly

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers16 claims16 services$4.07 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. HEATHER ANNE COX FNP
Nurse Practitioner (Family)
111 LODER ST STE A
HORNELL, NY 14843
Steuben County (607) 324-5404
JESSICA A HOGLE PA-C
Physician Assistant (Medical)
111 LODER ST STE A
HORNELL, NY 14843
Steuben County (607) 324-5404

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mariah Rittwage's NPI number?

The NPI number for Mariah Rittwage is 1073996930. It was assigned to this individual provider in the NPPES registry on July 9, 2015. The provider is also known as Mariah K. Easton Pa-C.

Where is Mariah Rittwage located?

Mariah Rittwage practices at 111 Loder St Ste A, Hornell, NY 14843. The listed phone number is (607) 324-5404.

What is Mariah Rittwage's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Mariah Rittwage enrolled in Medicare?

Yes. Mariah Rittwage is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Mariah Rittwage affiliated with any hospitals?

According to CMS data, Mariah Rittwage is affiliated with St James Mercy Hospital, Nicholas H Noyes Memorial Hospital and Strong Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Mariah Rittwage was last updated on July 3, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.