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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

NATHANIEL MARK DONOFRIO PA-C
NPI 1538054358
Physician Assistant in Farmington, CT

Active since June 11, 2025PECOS Enrolled
263 FARMINGTON AVE, FARMINGTON, CT 06030(860) 679-2000 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 22, 2026, Jun 11, 2025 (2 updates tracked since 2025).

About Nathaniel Mark Donofrio Pa-c NPPES

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

NATHANIEL MARK DONOFRIO PA-C (NPI 1538054358) is an individual physician assistant in Farmington, Connecticut, licensed in Connecticut (007200) and active in the NPI registry since June 2025. He is enrolled in Medicare PECOS, maintains a secondary practice location in Hartford, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1538054358
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameNATHANIEL MARK DONOFRIOCredential: PA-C
Location Address263 FARMINGTON AVEFarmington, CT 06030-0002
Mailing Address263 Farmington AveFarmington, CT 06030-8082 · (860) 679-8080
Phone(860) 679-2000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateJune 11, 2025
Last NPPES UpdateJuly 22, 20262 updates tracked since enumeration
NPPES CertifiedJuly 22, 2026
✔ NPI 1538054358 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 CT · 007200
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.
263 FARMINGTON AVE, Farmington, CT 06030
Open in Google Maps ↗

Secondary Practice Location 1

Location 180 Seymour StHartford, CT 06102-8000 · Phone (860) 522-3522

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

Nathaniel Mark Donofrio 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 ID6103325097
PECOS Enrollment IDI20250818002912
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06030 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
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.

STATE OF CONNECTICUT HEALTH CENTER
Pathology (Anatomic Pathology & Clinical Pathology)
263 FARMINGTON AVE, LABORATORY HBP GROUP
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-7503
MR. IAN THOMAS MCNEILL
Neurological Surgery
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-8080
DR. LUIS CHAVEZ DE PAZ DDS, MS, PHD
Dentist (Endodontics)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-2719
TARUNYA REDDY VEDERE
Internal Medicine (Endocrinology, Diabetes & Metabolism)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3245
ZACHARY TALLENT SOLOMON
Surgery
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3467
MICHAEL CONNOLLY
Psychiatry & Neurology (Psychiatry)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-4733
EMILY WENG DO
Internal Medicine (Gastroenterology)
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3158
ANDREW KEMERLEY DO
Student in an Organized Health Care Education/Training Program
263 FARMINGTON AVE
FARMINGTON, CT 06030
Capitol Planning Region (860) 679-3467

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 Nathaniel Donofrio's NPI number?

The NPI number for Nathaniel Donofrio is 1538054358. It was assigned to this individual provider in the NPPES registry on June 11, 2025.

Where is Nathaniel Donofrio located?

Nathaniel Donofrio practices at 263 Farmington Ave, Farmington, CT 06030. The listed phone number is (860) 679-2000.

What is Nathaniel Donofrio's specialty?

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

Is Nathaniel Donofrio enrolled in Medicare?

Yes. Nathaniel Donofrio 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.

When was this NPI record last updated?

The NPPES record for Nathaniel Donofrio was last updated on July 22, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.