DR. DIEGO SEBASTIAN HUMPHREY (MD) – Cardiovascular Disease Physician, NPI 1073525515
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
305 CARDIOVASCULAR DISEASE (CARDIOLOGY) in OK
Provider Addresses for DR. DIEGO SEBASTIAN HUMPHREY (MD)
300 Rockefeller Dr
Muskogee, OK 744015075
Phone: (918) 682-5501
Fax: (918) 684-2552
Type: Location
Tahlequah Post Office, 3rd Street, Plaza, Tahlequah, Cherokee County, Oklahoma, 74464, United States
TAHLEQUAH, OK 744651008
Phone: (918) 207-0882
Fax: (918) 207-0335
Type: Mailing
East Downing Street, Tahlequah, Cherokee County, Oklahoma, 74464, United States
TAHLEQUAH, OK 74464
Phone: (918) 207-0882
Fax: (918) 207-0335
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: 2017-09-27
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20080728000398 | I | Cardiovascular Disease (Cardiology) | OK | TBD |
| I20170927002568 | I | Cardiovascular Disease (Cardiology) | TX | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 234 | 166 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 133 | 132 | $0 |
Insurance plans in this area (ZIP 74401)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | OK | |
| P O D I A T R Y | OK | |
| - | OK | |
| - | OK | |
| - | OK | |
| - | OK | |
| - | OK | |
| Internal Medicine | MO | |
| - | OK | |
| - | OK |
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