MARIAH ROSSI PA
NPI 1043869605
Physician Assistant in Columbus, OH

Q: What is Mariah Rossi's NPI number?

The NPI number for Mariah Rossi is 1043869605. It was assigned to this individual provider in the NPPES registry on September 6, 2019.

Q: What is Mariah Rossi's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Mariah Rossi was last updated on January 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 06, 2019PECOS EnrolledAccepts Medicare Assignment

3525 OLENTANGY RIVER RD STE 4330, COLUMBUS, OH 43214(614) 255-6900 Get Directions Write a Review

NPPES record last updated: January 23, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 23, 2026, Sep 6, 2019 (2 updates tracked since 2019).

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About Mariah Rossi Pa NPPES

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

MARIAH ROSSI PA (NPI 1043869605) is an individual physician assistant in Columbus, Ohio, licensed in Ohio (50.006132RX) and active in the NPI registry since September 2019. She is enrolled in Medicare PECOS, is affiliated with Riverside Methodist Hospital, and is a graduate of Ohio Medical University (2019).

NPPES Registry Identity

NPI1043869605

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameMARIAH ROSSICredential: PA

Location Address3525 OLENTANGY RIVER RD STE 4330Columbus, OH 43214-3937

Mailing Address3525 Olentangy River Rd Ste 4330Columbus, OH 43214-3937 · (614) 255-6900

Phone(614) 255-6900

Sole ProprietorNo

Medical School CMSOhio Medical UniversityGraduated 2019

Enumeration DateSeptember 6, 2019

Last NPPES UpdateJanuary 23, 20262 updates tracked since enumeration

NPPES CertifiedJanuary 23, 2026

✔ NPI 1043869605 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in OH · 50.006132RX

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

3525 OLENTANGY RIVER RD STE 4330, Columbus, OH 43214

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, MedMutual.Insurance ›

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 Rossi Pa 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 ID3577995331

PECOS Enrollment IDI20191115001653

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 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

146 services82 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

142 services87 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

12 services12 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Riverside Methodist Hospital

Acute Care Hospitals · Columbus, OH

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360006

Location3535 Olentangy River RdColumbus, OH 43214 · Franklin County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 43214 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$84.72 typical visit price

range $54.34 – $166.65

Typical copayment $21.18 (range $13.58 – $41.66)

Most-billed visit code 99203

Established Patient

$68.07 typical visit price

range $17.10 – $135.40

Typical copayment $17.01 (range $4.27 – $33.85)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

ZACHARY STEVEN HUGHES PA-C

Physician Assistant