DR. WARREN JR. GILLETTE (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1649221870

DR. WARREN JR. GILLETTE (MD) is a healthcare provider. based in Dover, Delaware. specializing in PATHOLOGY. They hold the professional credentials MD. They hold a License No. 20124 (AZ). The NPI Number for DR. WARREN JR. GILLETTE (MD) is 1649221870

Main info

Male
Sole Proprietor
47 Years Of Experience
Accepts Medicare Assignment
Name
DR. WARREN JR. GILLETTE (MD)
NPI
1649221870
Phone
(302) 677-0000
Address
1253 COLLEGE PARK DR
Enumeration Date
12 May 2006
Last Update Date
5 July 2018

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2157859200
Graduation Year
1979 (47 years ago)
PAC ID
3779595772
Group Practice PAC ID
4082962451
Professional Enrollment ID
I20200204002933
Address ID
PA190073101BR501XXRDXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness75
Years active:20State licenses:2Digital endpointsOther names

35 PATHOLOGY in DE

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Provider Addresses for DR. WARREN JR. GILLETTE (MD)

  • 1253, College Park Drive, Fox Hall, Dover, Kent County, Delaware, 19904, United States

    DOVER, DE 199048713

    Phone: (302) 677-0000

    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: 2020-05-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 3 Medicare enrollment records; no due dates published yet.

Enrollment records

3

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
I20180723001680IPathologyDETBD
I20200204002933IPathologyPATBD
I20200513003324IPathologyNJTBD

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 complexity335141$0
88342Special stained specimen slides to examine tissue, initial procedure11574$0
88300Pathology examination of tissue using a microscope, limited examination3731$0
88304Pathology examination of tissue using a microscope, moderately low complexity3422$0
88311Preparation of tissue for examination by removing any calcium present3223$0
View full utilization report →

Insurance plans in this area (ZIP 19904)

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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: 4082962451View full group profile
NameSpecialtyState
P A T H O L O G YPA
P A T H O L O G YPA

Reviews

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Frequently asked questions

Where can patients find DR. WARREN JR. GILLETTE (MD)'s NPI?
You can confirm DR. WARREN JR. GILLETTE (MD) with NPI 1649221870; it appears in the national provider directory.
Is DR. WARREN JR. GILLETTE (MD)'s NPI currently valid?
The extract we use shows DR. WARREN JR. GILLETTE (MD) as active.
What kind of provider is DR. WARREN JR. GILLETTE (MD)?
The page reflects Anatomic Pathology & Clinical Pathology Physician for DR. WARREN JR. GILLETTE (MD). Clinical services aligned with this taxonomy classification.
Where is DR. WARREN JR. GILLETTE (MD)'s primary listing?
We display Dover, Delaware because that is what the record indicates for DR. WARREN JR. GILLETTE (MD).
How can I contact DR. WARREN JR. GILLETTE (MD)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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