1. Home
  2. Directory
  3. Pennsylvania
  4. Mount Morris
  5. Dentist
  6. NPI Profile

DR. R. GREGORY MONTGOMERY DDS
NPI 1376674218
Dentist - General Practice in Mount Morris, PA

Active since March 09, 2007PECOS Enrolled
120 LOCUST AVENUE EXTENTION, MOUNT MORRIS, PA 15349(724) 324-9001 Get Directions Write a Review

NPPES record last updated: February 8, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. R. Gregory Montgomery Dds NPPES

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

DR. R. GREGORY MONTGOMERY DDS (NPI 1376674218) is an individual general practice provider in Mount Morris, Pennsylvania, licensed in Pennsylvania (DS-026391-L) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376674218
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. R. GREGORY MONTGOMERYCredential: DDS
Location Address120 LOCUST AVENUE EXTENTIONMount Morris, PA 15349
Mailing Address120 Locust Ave ExtMount Morris, PA 15349-1355 · (724) 324-9001
Phone(724) 324-9001
Sole ProprietorNo
Enumeration DateMarch 9, 2007
Last NPPES UpdateFebruary 8, 2012
✔ NPI 1376674218 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in PA · DS-026391-L
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
120 LOCUST AVENUE EXTENTION, Mount Morris, PA 15349
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. R. Gregory Montgomery Dds 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.

Medicare Billing Reassignment

Medicare enrollment records show R. Montgomery reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cornerstone Care Inc.
0.1 mi
Federally Qualified Health Center (FQHC)
120 LOCUST AVENUE EXTENSION
Mount Morris, PA 15349
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 55 clinicians in this Medicare group
NPI 1194029819 (724) 324-9001

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15349 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
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$68.36 typical visit price
range $17.33 – $135.84
Typical copayment $17.09 (range $4.33 – $33.96)
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.

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 R. Montgomery's NPI number?

The NPI number for R. Montgomery is 1376674218. It was assigned to this individual provider in the NPPES registry on March 9, 2007.

Where is R. Montgomery located?

R. Montgomery practices at 120 Locust Avenue Extention, Mount Morris, PA 15349. The listed phone number is (724) 324-9001.

What is R. Montgomery's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is R. Montgomery enrolled in Medicare?

Yes. R. Montgomery is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for R. Montgomery's services?

According to the CMS Revalidation Reassignment List (October 2026 release), R. Montgomery reassigns Medicare benefits to Cornerstone Care Inc. (Mount Morris, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for R. Montgomery's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does R. Montgomery accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list R. Montgomery as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for R. Montgomery was last updated on February 8, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.