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GREGORY L BITTNER OD LLC
NPI 1669833463
Optometrist in Somerset, PA

Active since March 08, 2016
268 W UNION ST, SOMERSET, PA 15501(814) 445-6664(814) 443-1108 Get Directions Write a Review

NPPES record last updated: March 8, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gregory L Bittner Od Llc NPPES

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

GREGORY L BITTNER OD LLC (NPI 1669833463) is a healthcare organization registered as an optometrist in Somerset, Pennsylvania and active in the NPI registry since March 2016. The organization lists Gregory L Bittner, Owner, as its authorized official.

NPPES Registry Identity

NPI1669833463
Entity TypeOrganization
Primary Taxonomy152W00000X
Legal Business NameGREGORY L BITTNER OD LLC
Location Address268 W UNION STSomerset, PA 15501-1539
Mailing Address268 W Union StSomerset, PA 15501-1539 · (814) 445-6664 · Fax (814) 443-1108
Phone(814) 445-6664
Fax(814) 443-1108
Organization SubpartNo
Authorized OfficialGregory L BittnerOwner · (814) 445-6664
Enumeration DateMarch 8, 2016
✔ NPI 1669833463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in PA · OEG000649
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
268 W UNION ST, Somerset, PA 15501
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory L Bittner Od Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Gregory L Bittner Od LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Gregory Bittner, OD
Optometry
NPI 1477539104
268 W UNION ST
Somerset, PA 15501
(814) 445-6664
✔ PECOS✔ Accepts MedicareSame address
Robert Bittner, OD
Optometry
NPI 1699232314
DR GREGORY L. BITTNER 268 W UNION ST.
Somerset, PA 15501
(814) 445-6664
✔ PECOS✔ Accepts Medicare1.0 mi

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

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 Gregory L Bittner Od LLC's NPI number?

The NPI number for Gregory L Bittner Od LLC is 1669833463. It was assigned to this organization in the NPPES registry on March 8, 2016.

Where is Gregory L Bittner Od LLC located?

Gregory L Bittner Od LLC is located at 268 W Union St, Somerset, PA 15501. The listed phone number is (814) 445-6664.

What is Gregory L Bittner Od LLC's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Gregory L Bittner Od LLC enrolled in Medicare?

Yes. Gregory L Bittner Od LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Gregory L Bittner Od LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Optometry, reassign their Medicare billing to Gregory L Bittner Od LLC. A 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 the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Gregory L Bittner Od LLC accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 4 other insurers list Gregory L Bittner Od LLC 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 Gregory L Bittner Od LLC was last updated on March 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.