DR. SERGEI RAFAEL GUMA (MD/PHD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1699186445
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
749 PATHOLOGY in OH
Provider Addresses for DR. SERGEI RAFAEL GUMA (MD/PHD)
1 WYOMING ST
DAYTON, OH 454092722
Phone: (937) 208-2978
Type: Location
550 1ST AVE
NYU LANGONE MEDICAL CENTER
NEW YORK, NY 100166402
Phone: (787) 565-0927
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $112.
Total Amount is formed as General ($112) + Research ($0) + Ownership ($0) = $112.
Last reported payment date: 2024-05-15 • Largest payer in this snapshot: Janssen Biotech, Inc. ($67).
Total Amount
$112
General + Research + Ownership
Payments
6
Total payment records
General Amount
$112
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-15
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2019-05-23
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
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20190523002882 | I | Pathology | OH | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 1,854 | 263 | $0 |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 1,465 | 707 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 590 | 413 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 129 | 62 | $0 |
| 88331 | Pathology examination of specimen during surgery, first tissue block | 83 | 52 | $0 |
Insurance plans in this area (ZIP 45409)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P A T H O L O G Y | OH | |
| P A T H O L O G Y | OH | |
| - | OH | |
| P A T H O L O G Y | OH | |
| P A T H O L O G Y | OH | |
| P A T H O L O G Y | OH | |
| P A T H O L O G Y | OH | |
| P A T H O L O G Y | OH | |
| - | OH | |
| P A T H O L O G Y | OH |
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