MICHAEL G LAYFIELD (PA-C) – Medical Physician Assistant, NPI 1124157250
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,161 PHYSICIAN ASSISTANT in CO
Provider Addresses for MICHAEL G LAYFIELD (PA-C)
3333 S WADSWORTH BLVD UNIT D100
LAKEWOOD, CO 802275117
Phone: (303) 205-1090
Fax: (303) 205-1120
Type: Mailing
1300 S POTOMAC ST STE 104
AURORA, CO 800124526
Phone: (303) 671-5553
Fax: (303) 671-2790
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 159 Open Payments records for all available years, with a total value of $3,265.
Total Amount is formed as General ($3,265) + Research ($0) + Ownership ($0) = $3,265.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Gilead Sciences, Inc. ($501).
Total Amount
$3,265
General + Research + Ownership
Payments
159
Total payment records
General Amount
$3,265
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $501 |
| Takeda Pharmaceuticals U.S.A., Inc. | $382 |
| GENZYME CORPORATION | $356 |
| ABBVIE INC. | $318 |
| PFIZER INC. | $236 |
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: 2005-05-13
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 |
|---|---|---|---|---|
| I20050513000558 | I | Physician Assistant | CO | 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 | 160 | 117 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 60 | 56 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 22 | 22 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 21 | 21 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 18 | 15 | $0 |
Insurance plans in this area (ZIP 80227)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | CO | |
| G A S T R O E N T E R O L O G Y | CO | |
| Nurse Practitioner | MO | |
| G A S T R O E N T E R O L O G Y | CO | |
| G A S T R O E N T E R O L O G Y | CO | |
| Physician Assistant | CO | |
| - | CO | |
| Registered Dietitian Or Nutrition Professional | CO | |
| - | CO | |
| - | CO |
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