KAROLYN NICHOLAS (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1942427042

KAROLYN NICHOLAS (MD) is a healthcare provider. based in Bangor, Maine. specializing in PATHOLOGY. They hold the professional credentials MD. They hold a License No. 1 (ME). The NPI Number for KAROLYN NICHOLAS (MD) is 1942427042

Main info

Female
28 Years Of Experience
Accepts Medicare Assignment
Name
KAROLYN NICHOLAS (MD)
NPI
1942427042
Phone
(207) 941-8200
Address
417 STATE ST
Enumeration Date
19 April 2007
Last Update Date
12 February 2026

Doctor Profile

Medical School Name
TUFTS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
20794182708270
Graduation Year
1998 (28 years ago)
PAC ID
2062642036
Group Practice PAC ID
8820995947
Professional Enrollment ID
I20140313001640
Address ID
ME044016630BA417XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness85
Years active:19State licenses:1Digital endpointsOther names

58 PATHOLOGY in ME

Provider Addresses for KAROLYN NICHOLAS (MD)

  • 417 STATE ST

    STE 439

    BANGOR, ME 044016630

    Phone: (207) 941-8200

    Fax: (207) 990-4848

    Mailing address matches the actual address.

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: 2014-03-13

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
I20140313001640IPathologyMETBD

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
88305Pathology examination of tissue using a microscope, intermediate complexity392252$0
88112Cell examination of specimen, selective cellular enhancement technique335294$0
88341Special stained specimen slides to examine tissue, each additional procedure31663$0
88173Evaluation of fine needle aspirate with interpretation and report13589$0
88307Pathology examination of tissue using a microscope, moderately high complexity10272$0
View full utilization report →

Insurance plans in this area (ZIP 04401)

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Provider's Procedures

KAROLYN NICHOLAS (MD) performs procedures in PATHOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PATHOLOGYME88307Pathology examination of tissue using a microscope, moderately high complexity4833
PATHOLOGYME88342Tissue or cell analysis by immunologic technique7265

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: 8820995947View full group profile
NameSpecialtyState
P A T H O L O G YME
P A T H O L O G YME
P A T H O L O G YPA
-ME
P A T H O L O G YPA
P A T H O L O G YME
P A T H O L O G YLA
P A T H O L O G YME
-ME
P A T H O L O G YME

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Frequently asked questions

What unique ID ties claims to KAROLYN NICHOLAS (MD)?
NPI 1942427042 is assigned to KAROLYN NICHOLAS (MD) under the national enumeration system.
Is KAROLYN NICHOLAS (MD) currently active in the NPI registry?
CMS-published data lists KAROLYN NICHOLAS (MD) as an active registrant.
Does KAROLYN NICHOLAS (MD) list a primary specialty?
If you are matching referrals, note Anatomic Pathology & Clinical Pathology Physician for KAROLYN NICHOLAS (MD). Clinical services aligned with this taxonomy classification.
What location metadata exists for KAROLYN NICHOLAS (MD)?
The page summarizes Bangor, Maine for KAROLYN NICHOLAS (MD); expand the address list for detail.
Is KAROLYN NICHOLAS (MD) a real provider?
This page reflects official NPPES data for NPI 1942427042. Always confirm identity and privileges with the practice and licensing boards.

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