SUMBAL NABI (MD) – Medical Oncology Physician, NPI 1255472122
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
111 HEMATOLOGY/ONCOLOGY in OK
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Provider Addresses for SUMBAL NABI (MD)
5300, North Independence Avenue, Oklahoma City, Oklahoma County, Oklahoma, 73112, United States
280
OKLAHOMA CITY, OK 731125556
Phone: (580) 977-1950
Fax: (580) 977-1949
Type: Mailing
INTEGRIS Bass Baptist Health Center, 600, South Monroe Street, Enid, Garfield County, Oklahoma, 73701, United States
ENID, OK 737017211
Phone: (580) 977-1950
Fax: (580) 977-1949
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 67 Open Payments records for all available years, with a total value of $1,276.
Total Amount is formed as General ($1,276) + Research ($0) + Ownership ($0) = $1,276.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: GENZYME CORPORATION ($205).
Total Amount
$1,276
General + Research + Ownership
Payments
67
Total payment records
General Amount
$1,276
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $205 |
| PFIZER INC. | $128 |
| Genentech USA, Inc. | $87 |
| Janssen Biotech, Inc. | $64 |
| Celgene Corporation | $59 |
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: 2010-09-10
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
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100910000838 | I | Hematology/Oncology | OK | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 837 | 455 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 788 | 192 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 133 | 133 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 13 | $0 |
Insurance plans in this area (ZIP 73112)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| P S Y C H I A T R Y | OK | |
| - | OK | |
| Physician Assistant | OK | |
| Orthopedic Surgery | OK | |
| - | OK | |
| Family Practice, General Surgery, Osteopathic Manipulative Medicine | OK | |
| - | OK | |
| H O S P I T A L I S T | OK | |
| H E M A T O L O G Y/ O N C O L O G Y | OK | |
| - | OK |
Reviews
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