TAMMY ANN HARRELSON (APRN-CNP) – Family Nurse Practitioner, NPI 1003045501
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for TAMMY ANN HARRELSON (APRN-CNP)
Oklahoma Heart Hospital, 8121, National Avenue, Midwest City, Oklahoma County, Oklahoma, 73110, United States
SUITE 206
MIDWEST CITY, OK 731107530
Phone: (405) 606-2727
Fax: (405) 606-7040
Type: Mailing
North Portland Avenue, Oklahoma City, Oklahoma County, Oklahoma, 73012, United States
SUITE 201
OKLAHOMA CITY, OK 731344003
Phone: (405) 606-2727
Fax: (405) 606-7040
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $359.
Total Amount is formed as General ($359) + Research ($0) + Ownership ($0) = $359.
Last reported payment date: 2024-08-29 • Largest payer in this snapshot: Impulse Dynamics (USA) Inc. ($206).
Total Amount
$359
General + Research + Ownership
Payments
5
Total payment records
General Amount
$359
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Impulse Dynamics (USA) Inc. | $206 |
| CVRx, Inc. | $109 |
| PFIZER INC. | $29 |
| E.R. Squibb & Sons, L.L.C. | $15 |
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: 2009-09-25
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 |
|---|---|---|---|---|
| I20090925000167 | I | Nurse Practitioner | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 73110)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NURSE PRACTITIONER | OK | 85610 | Blood test, clotting time | 262 | 56 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OK | |
| - | OK | |
| - | OK | |
| - | OK | |
| - | OK | |
| - | OK | |
| N E P H R O L O G Y | NY | |
| - | OK | |
| - | OK | |
| - | MI |
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