MR. DONALD DOUGLAS II MERRILL (PA-C) – Physician Assistant, NPI 1073798567
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,491 PHYSICIAN ASSISTANT in TX
Provider Addresses for MR. DONALD DOUGLAS II MERRILL (PA-C)
271 INDIAN CYN
SPRING BRANCH, TX 780704240
Phone: (830) 515-8869
Fax: (830) 228-4301
Type: Mailing
36000 DARNALL LOOP
FORT HOOD, TX 765445095
Phone: (254) 288-8025
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $14.
Total Amount is formed as General ($14) + Research ($0) + Ownership ($0) = $14.
Last reported payment date: 2024-02-26 • Largest payer in this snapshot: Lilly USA, LLC ($14).
Total Amount
$14
General + Research + Ownership
Payments
1
Total payment records
General Amount
$14
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $14 |
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: 2014-10-10
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 |
|---|---|---|---|---|
| I20141010000408 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 90 | 43 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 72 | 69 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 53 | 51 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 33 | 32 | $0 |
Insurance plans in this area (ZIP 78070)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX |
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