DR. GREGORY HARRON GORMAN (MD, M.H.S.) – Pediatric Nephrology Physician, NPI 1588683825
Pediatric Nephrology Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,158 PEDIATRIC MEDICINE in IL
Provider Addresses for DR. GREGORY HARRON GORMAN (MD, M.H.S.)
9555 S 52nd Ave
Oak Lawn, IL 604533054
Phone: (708) 684-5437
Type: Location
Wisconsin Avenue, Brookdale, Bethesda, Montgomery County, Maryland, 20016-2137, United States
BUILDING 10
BETHESDA, MD 208890001
Phone: (301) 319-8462
Fax: (310) 295-6173
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.
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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: 2025-06-23
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
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20190401001973 | I | Pediatric Medicine | OH | TBD |
| I20230505001987 | I | Pediatric Medicine | IL | TBD |
| I20250623002453 | I | Pediatric Medicine | NC | TBD |
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.
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 60453)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | NC | |
| H E M A T O L O G Y/ O N C O L O G Y | PA | |
| - | NC | |
| P O D I A T R Y | NC | |
| - | NC | |
| A N E S T H E S I O L O G Y | MI | |
| - | NC | |
| H O S P I T A L I S T | NC | |
| Orthopedic Surgery | TX | |
| Physician Assistant | NC |
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