ROBERT JAMES SIEGEL (MD) – Anatomic Pathology Physician, NPI 1194780478

ROBERT JAMES SIEGEL (MD) is a healthcare provider. based in Indianapolis, Indiana. specializing in Anatomic Pathology Physician. They hold the professional credentials MD. They hold a License No. 023679 (GA). The NPI Number for ROBERT JAMES SIEGEL (MD) is 1194780478

Main info

Male
46 Years Of Experience
Accepts Medicare Assignment
Name
ROBERT JAMES SIEGEL (MD)
NPI
1194780478
Phone
(800) 346-1181
Address
PO BOX 1686
Enumeration Date
19 April 2006
Last Update Date
31 August 2016

Doctor Profile

Medical School Name
EMORY UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
7702633225
Graduation Year
1980 (46 years ago)
PAC ID
4789858143
Group Practice PAC ID
6901887769
Professional Enrollment ID
I20111121000464
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for ROBERT JAMES SIEGEL (MD)

  • Andrew Jacobs Jr. Post Office, 125, West South Street, Old Southside, Indianapolis, Marion County, Indiana, 46206, United States

    INDIANAPOLIS, IN 462061686

    Phone: (800) 346-1181

    Fax: (706) 232-0156

    Type: Mailing

  • Gwinnett Medical Center, 1000, Medical Center Boulevard, Lawrenceville, Gwinnett County, Georgia, 30046, United States

    DEPARTMENT OF PATHOLOGY

    LAWRENCEVILLE, GA 300467694

    Phone: (678) 442-4321

    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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2011-11-21

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
I20111121000464IPathologyGATBD

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 46206)

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Provider's Procedures

ROBERT JAMES SIEGEL (MD) performs procedures in Anatomic Pathology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PATHOLOGYGA88304Pathology examination of tissue using a microscope, moderately low complexity116105
PATHOLOGYGA88307Pathology examination of tissue using a microscope, moderately high complexity138102
PATHOLOGYGA88342Tissue or cell analysis by immunologic technique134129

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: 6901887769View full group profile
NameSpecialtyState
P A T H O L O G YIN
-IN
P A T H O L O G YIN
P A T H O L O G YGA
P A T H O L O G YIN
P A T H O L O G YGA
P A T H O L O G YGA

Reviews

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Frequently asked questions

What is the registry number for ROBERT JAMES SIEGEL (MD)?
The registry entry for ROBERT JAMES SIEGEL (MD) shows NPI 1194780478.
Is ROBERT JAMES SIEGEL (MD) currently accepting referrals based on NPI status?
Registry metadata lists ROBERT JAMES SIEGEL (MD) as active.
What services align with ROBERT JAMES SIEGEL (MD)'s listing?
ROBERT JAMES SIEGEL (MD)'s public classification highlights Anatomic Pathology Physician. Clinical services aligned with this taxonomy classification.
What geographic area is tied to ROBERT JAMES SIEGEL (MD)?
ROBERT JAMES SIEGEL (MD) is associated with Indianapolis, Indiana in the same public data insurers reference.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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