DR. GARY L. GILLEN (M.D.) – Family Medicine Physician, NPI 1851397236

DR. GARY L. GILLEN (M.D.) is a healthcare provider. based in Morrisville, Vermont. specializing in FAMILY PRACTICE. They hold the professional credentials M.D.. They hold a License No. 042.0014151 (VT). The NPI Number for DR. GARY L. GILLEN (M.D.) is 1851397236

Main info

Male
53 Years Of Experience
Accepts Medicare Assignment
Name
DR. GARY L. GILLEN (M.D.)
NPI
1851397236
Phone
(802) 851-8619
Address
PO BOX 749
Enumeration Date
22 June 2005
Last Update Date
3 August 2023

Doctor Profile

Medical School Name
OHIO MEDICAL UNIVERSITY
Secondary Phone
8026445114
Graduation Year
1973 (53 years ago)
PAC ID
5193619799
Group Practice PAC ID
4789586942
Professional Enrollment ID
I20181004001512
Address ID
VT054449810CA272XXSTXX403
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

355 FAMILY PRACTICE in VT

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Provider Addresses for DR. GARY L. GILLEN (M.D.)

  • 749, Keystone Park Drive, Morrisville, Durham County, North Carolina, 27560, United States

    MORRISVILLE, VT 056610749

    Phone: (802) 851-8619

    Fax: (802) 851-8716

    Type: Mailing

  • 609, Washington Highway, Morrisville, Morristown, Lamoille County, Vermont, 05661, United States

    MORRISVILLE, VT 056618652

    Phone: (802) 888-5639

    Fax: (802) 888-6040

    Type: Location

  • 1878 Mountain Rd

    Stowe, VT 056724776

    Phone: (802) 253-4853

    Fax: (802) 888-1759

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2018-10-04

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20181004001512IFamily PracticeVTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
83036Hemoglobin a1c level6334$0
82044Urine microalbumin (protein) analysis2424$0
80061Blood test, lipids (cholesterol and triglycerides)2222$0
81003Automated urinalysis test1513$0
87635Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen1515$0
View full utilization report →

Insurance plans in this area (ZIP 05661)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4789586942View full group profile
NameSpecialtyState
-VT
Clinical Social WorkerVT
Family PracticeVT
Family Practice, Obstetrics/GynecologyVT
Family PracticeVT
Nurse PractitionerVT
Physician AssistantVT
Pediatric MedicineMA
Family PracticeVT
-VT

Reviews

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Frequently asked questions

What is DR. GARY L. GILLEN (M.D.)'s NPI number?
DR. GARY L. GILLEN (M.D.)'s NPI is 1851397236 — the number used across U.S. healthcare to identify this provider.
Would DR. GARY L. GILLEN (M.D.) appear as active to a payer?
You can treat DR. GARY L. GILLEN (M.D.) as active for directory purposes; confirm clinical privileges separately.
What area of care is associated with DR. GARY L. GILLEN (M.D.)?
DR. GARY L. GILLEN (M.D.)'s record emphasizes Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. GARY L. GILLEN (M.D.)?
Travel planning: use Morrisville, Vermont as the reference point for DR. GARY L. GILLEN (M.D.), then confirm.
Can I trust this NPI listing for DR. GARY L. GILLEN (M.D.)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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