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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.

GREGG CHRISTENSEN PA
NPI 1790733376
Physician Assistant in Greenville, ME

Active since May 05, 2006PECOS Enrolled
364 PRITHAM AVE, GREENVILLE, ME 04441(207) 695-5220 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gregg Christensen Pa NPPES

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

GREGG CHRISTENSEN PA (NPI 1790733376) is an individual physician assistant in Greenville, Maine, licensed in Maine (PA-111) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1790733376
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameGREGG CHRISTENSENCredential: PA
Location Address364 PRITHAM AVEGreenville, ME 04441
Mailing AddressPo Box 1129Greenville, ME 04441-1129
Phone(207) 695-5220
Sole ProprietorNo
Enumeration DateMay 5, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1790733376 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 ME · PA-111
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.
364 PRITHAM AVE, Greenville, ME 04441
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregg Christensen Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 04441 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
$82.58 typical visit price
range $53.26 – $162.77
Typical copayment $20.64 (range $13.31 – $40.69)
Most-billed visit code 99203
Established Patient
$66.74 typical visit price
range $16.90 – $132.79
Typical copayment $16.68 (range $4.22 – $33.19)
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 9

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

EASTERN MAINE HEALTHCARE SYSTEMS
Clinic/Center (Rural Health)
364 PRITHAM AVE
GREENVILLE, ME 04441
Piscataquis County (207) 695-5220
DARIN MATTHEW PECK M.D.
Family Medicine
364 PRITHAM AVE
GREENVILLE, ME 04441
Piscataquis County (207) 695-5220
DR. JOHN DOUGLAS HUNTLEY DMD
Dentist (General Practice)
364 PRITHAM AVE, CA DEAN MEMORIAL HOSPITAL
GREENVILLE, ME 04441
Piscataquis County (207) 695-3767
CHARLES A DEAN MEMORIAL HOSPITAL
General Acute Care Hospital (Critical Access)
364 PRITHAM AVE
GREENVILLE, ME 04441
Piscataquis County (207) 695-5215
KAREN GLAVIN PT
Physical Therapist
364 PRITHAM AVE
GREENVILLE, ME 04441
Piscataquis County (207) 695-5220
JAIME REUTER KNOWLTON P.A.-C
Physician Assistant
364 PRITHAM AVE
GREENVILLE, ME 04441
Piscataquis County (207) 695-5220
MR. THOMAS D MURRAY LCSW
Social Worker (Clinical)
364 PRITHAM AVE
FRENCHTOWN TWP, ME 04441
Piscataquis County (207) 695-5220
MARTHA PFIRMAN SLP
Speech-Language Pathologist
364 PRITHAM AVE
GREENVILLE, ME 04441
Piscataquis County (207) 695-5220

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 Gregg Christensen's NPI number?

The NPI number for Gregg Christensen is 1790733376. It was assigned to this individual provider in the NPPES registry on May 5, 2006.

Where is Gregg Christensen located?

Gregg Christensen practices at 364 Pritham Ave, Greenville, ME 04441. The listed phone number is (207) 695-5220.

What is Gregg Christensen's specialty?

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

Is Gregg Christensen enrolled in Medicare?

Yes. Gregg Christensen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregg Christensen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.