MR. GREGORY PETROCHKO (CRNA) – Certified Registered Nurse Anesthetist, NPI 1790721561

MR. GREGORY PETROCHKO (CRNA) is a healthcare provider. based in Lewiston, Maine. specializing in Certified Registered Nurse Anesthetist. They hold the professional credentials CRNA. They hold a License No. RNA143748 (ME). The NPI Number for MR. GREGORY PETROCHKO (CRNA) is 1790721561

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
MR. GREGORY PETROCHKO (CRNA)
NPI
1790721561
Phone
(207) 784-2554
Address
PO BOX 1849
Enumeration Date
21 June 2006
Last Update Date
27 April 2020

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2078732731
Graduation Year
2005 (21 years ago)
PAC ID
6800062555
Group Practice PAC ID
1658668694
Professional Enrollment ID
I20200520002496
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience71
Completeness75
Years active:19State licenses:2Digital endpointsOther names

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Provider Addresses for MR. GREGORY PETROCHKO (CRNA)

  • Lewiston Post Office, 49, Ash Street, Lewiston, Androscoggin County, Maine, 04240, United States

    LEWISTON, ME 042411849

    Phone: (207) 784-2554

    Type: Mailing

  • 156, Corliss Avenue, Johnson City, Union Town, Broome County, New York, 13790, United States

    SUITE 107

    JOHNSON CITY, NY 137902060

    Phone: (607) 763-6735

    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.

No Medicare enrollment or revalidation data available for this provider in our database.

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 04241)

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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: 1658668694View full group profile
NameSpecialtyState
DANIEL S GROVES (CRNA)
-ME
DAVID S SMITH (CRNA)
Certified Registered Nurse Anesthetist (Crna)ME
KELLIE LYNN SMITH (CRNA)
Certified Registered Nurse Anesthetist (Crna)ME
EDWARD JR. DEVEAU (CRNA)
-ME
STEPHEN M LEWANDOWSKI (CRNA)
-ME
ADAM KAFFANA (CRNA)
Certified Registered Nurse Anesthetist (Crna)ME
KENDALL L SHALER (CRNA)
-ME
MR. JOCELIN CARON (CRNA)
Certified Registered Nurse Anesthetist (Crna)ME

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Frequently asked questions

What unique ID ties claims to MR. GREGORY PETROCHKO (CRNA)?
NPI 1790721561 is assigned to MR. GREGORY PETROCHKO (CRNA) under the national enumeration system.
Is MR. GREGORY PETROCHKO (CRNA)'s NPI currently valid?
The extract we use shows MR. GREGORY PETROCHKO (CRNA) as active.
Does MR. GREGORY PETROCHKO (CRNA) list a primary specialty?
If you are matching referrals, note Certified Registered Nurse Anesthetist for MR. GREGORY PETROCHKO (CRNA). Clinical services aligned with this taxonomy classification.
What location metadata exists for MR. GREGORY PETROCHKO (CRNA)?
The page summarizes Lewiston, Maine for MR. GREGORY PETROCHKO (CRNA); expand the address list for detail.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.