DR. ALEXANDRA GERASSIMIDES (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1245233626

DR. ALEXANDRA GERASSIMIDES (M.D.) is a healthcare provider. based in Louisville, Kentucky. specializing in PATHOLOGY. They hold the professional credentials M.D.. They hold a License No. 25558 (KY). The NPI Number for DR. ALEXANDRA GERASSIMIDES (M.D.) is 1245233626

Main info

Female
42 Years Of Experience
Accepts Medicare Assignment
Name
DR. ALEXANDRA GERASSIMIDES (M.D.)
NPI
1245233626
Phone
(502) 456-6212
Address
231 E CHESTNUT ST
Enumeration Date
31 May 2005
Last Update Date
22 February 2021

Doctor Profile

Medical School Name
UNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE
Secondary Phone
5024566217
Graduation Year
1984 (42 years ago)
PAC ID
1052506425
Group Practice PAC ID
5294708285
Professional Enrollment ID
I20101110001389
Address ID
KY402021821LO231XXSTXX423
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness75
Years active:21State licenses:1Digital endpointsOther names

228 PATHOLOGY in KY

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Provider Addresses for DR. ALEXANDRA GERASSIMIDES (M.D.)

  • Norton Children's Hospital, 231, East Chestnut Street, Louisville, Jefferson County, Kentucky, 40202, United States

    PATHOLOGY DEPT

    LOUISVILLE, KY 402021821

    Phone: (502) 456-6212

    Fax: (502) 456-4440

    Type: Location

  • 1169, Eastern Parkway, Louisville, Jefferson County, Kentucky, 40217, United States

    SUITE G71

    LOUISVILLE, KY 402171417

    Phone: (502) 456-6212

    Fax: (502) 456-4440

    Type: Mailing

  • 1941 BISHOP LN STE 1018

    LOUISVILLE, KY 402181928

    Phone: (502) 456-6211

    Fax: (502) 456-4440

    Type: Mailing

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: 2010-11-10

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
I20101110001389IPathologyKYTBD

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.

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

Insurance plans in this area (ZIP 40202)

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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: 5294708285View full group profile
NameSpecialtyState
P A T H O L O G YCA
P A T H O L O G YKY
P A T H O L O G YIN
P A T H O L O G YKY
-KY

Reviews

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Frequently asked questions

What unique ID ties claims to DR. ALEXANDRA GERASSIMIDES (M.D.)?
NPI 1245233626 is assigned to DR. ALEXANDRA GERASSIMIDES (M.D.) under the national enumeration system.
Is DR. ALEXANDRA GERASSIMIDES (M.D.) active in the national directory?
DR. ALEXANDRA GERASSIMIDES (M.D.)'s public NPI profile is in an active state.
Does DR. ALEXANDRA GERASSIMIDES (M.D.) list a primary specialty?
If you are matching referrals, note Anatomic Pathology & Clinical Pathology Physician for DR. ALEXANDRA GERASSIMIDES (M.D.). Clinical services aligned with this taxonomy classification.
Where does public data place DR. ALEXANDRA GERASSIMIDES (M.D.)?
The snapshot lists Louisville, Kentucky for DR. ALEXANDRA GERASSIMIDES (M.D.); download NPPES for the complete set.
Is DR. ALEXANDRA GERASSIMIDES (M.D.) a real provider?
This page reflects official NPPES data for NPI 1245233626. Always confirm identity and privileges with the practice and licensing boards.

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