DR. GREGORY V SARKA DDS,MD
NPI 1043200868
Dentist - Oral and Maxillofacial Surgery in Portland, ME

Q: What is Gregory Sarka's NPI number?

The NPI number for Gregory Sarka is 1043200868. It was assigned to this individual provider in the NPPES registry on October 24, 2005.

Q: What is Gregory Sarka's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Q: Is Gregory Sarka enrolled in Medicare?

No. Gregory Sarka has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Gregory Sarka was last updated on January 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since October 24, 2005Opted out of Medicare · through Apr 1, 2028

1250 FOREST AVE UNIT 5, PORTLAND, ME 04103(207) 387-2055(207) 387-2022 Get Directions Write a Review

NPPES record last updated: January 26, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Gregory V Sarka Dds,md NPPES

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

DR. GREGORY V SARKA DDS,MD (NPI 1043200868) is an individual oral and maxillofacial surgery provider in Portland, Maine, licensed in Maine (3720) and active in the NPI registry since October 2005. He has opted out of Medicare through April 1, 2028.

NPPES Registry Identity

NPI1043200868

Entity TypeIndividualMale

Primary Taxonomy1223S0112X

Provider Legal NameDR. GREGORY V SARKACredential: DDS,MD

Location Address1250 FOREST AVE UNIT 5Portland, ME 04103-1889

Mailing Address1250 Forest Ave Unit 5Portland, ME 04103-1889 · (207) 387-2055 · Fax (207) 387-2022

Phone(207) 387-2055

Fax(207) 387-2022

Sole ProprietorYes

Enumeration DateOctober 24, 2005

Last NPPES UpdateJanuary 26, 2024

NPPES CertifiedJanuary 26, 2024

✔ NPI 1043200868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers

Taxonomy Code1223S0112X

License✔ Licensed in ME · 3720

Definition

An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

1250 FOREST AVE UNIT 5, Portland, ME 04103

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Other Identifiers 1

OtherME0736ME · Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Gregory V Sarka Dds,md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2020 through April 1, 2028.

Opt-Out Effective DateApril 1, 2020

Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

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 Sarka's NPI number?

The NPI number for Gregory Sarka is 1043200868. It was assigned to this individual provider in the NPPES registry on October 24, 2005.

Where is Gregory Sarka located?

Gregory Sarka practices at 1250 Forest Ave Unit 5, Portland, ME 04103. The listed phone number is (207) 387-2055.

What is Gregory Sarka's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Gregory Sarka enrolled in Medicare?

No. Gregory Sarka has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Gregory Sarka accept?

Health plans from Harvard Pilgrim Health Care list Gregory Sarka 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 Sarka was last updated on January 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.