MR. WILLIAM GERARD JR. WELKER (MS, PA-C) – Physician Assistant, NPI 1649248188
Physician Assistant
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NPPES metrics only — not quality of care.
9,231 PHYSICIAN ASSISTANT in FL
Provider Addresses for MR. WILLIAM GERARD JR. WELKER (MS, PA-C)
7845 SE MAMMOTH DR
HOBE SOUND, FL 334557893
Phone: (561) 818-8031
Type: Location
4620 REDSTONE RIDGE RD
MONUMENT, CO 801328265
Phone: (561) 818-8031
Fax: (719) 481-9192
Type: Location
901, 45th Street, West Palm Beach, Palm Beach County, Florida, 33407, United States
WEST PALM BEACH, FL 334072413
Phone:
Type: Mailing
9888 W BELLEVIEW AVE # 5114
DENVER, CO 801232101
Phone: (844) 466-6829
Type: Mailing
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: 2023-12-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 7 Medicare enrollment records; no due dates published yet.
Enrollment records
7
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 |
|---|---|---|---|---|
| I20100514000083 | I | Physician Assistant | CO | TBD |
| I20101117001609 | I | Physician Assistant | NC | TBD |
| I20160926001965 | I | Physician Assistant | AZ | TBD |
| I20180601001642 | I | Physician Assistant | NM | TBD |
| I20220408000817 | I | Physician Assistant | MI | TBD |
| I20230628001171 | I | Physician Assistant | KS | TBD |
| I20231220003890 | I | Physician Assistant | WA | 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 |
|---|---|---|---|---|
| 99284 | Emergency department visit with moderate level of medical decision making | 56 | 56 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 53 | 51 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 33 | 32 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 25 | 24 | $0 |
| 99291 | Critical care, first 30-74 minutes | 17 | 17 | $0 |
Insurance plans in this area (ZIP 33455)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CO | |
| Physician Assistant | CO | |
| - | KS | |
| Family Practice | KS | |
| Colorectal Surgery (Proctology), General Surgery | CO | |
| - | KS | |
| Physician Assistant | CO | |
| Physician Assistant | CO | |
| Clinical Social Worker | KS | |
| G A S T R O E N T E R O L O G Y | CO |
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