MR. MICHAEL STEPHEN GRIFFITH (CRNA) – Certified Registered Nurse Anesthetist, NPI 1437141439
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,883 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in VA
Provider Addresses for MR. MICHAEL STEPHEN GRIFFITH (CRNA)
1840 Amherst St
Winchester, VA 226012808
Phone: (540) 536-8000
Type: Location
510, Graham Street, Florence, Florence County, South Carolina, 29501, United States
FLORENCE, SC 295015141
Phone: (843) 618-3990
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $59.
Total Amount is formed as General ($59) + Research ($0) + Ownership ($0) = $59.
Last reported payment date: 2024-08-19 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($59).
Total Amount
$59
General + Research + Ownership
Payments
1
Total payment records
General Amount
$59
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Edwards Lifesciences Corporation | $59 |
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: 2022-11-15
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20040519000127 | I | Certified Registered Nurse Anesthetist (Crna) | SC | TBD |
| I20070720000645 | I | Certified Registered Nurse Anesthetist (Crna) | VA | TBD |
| I20190116004052 | I | Certified Registered Nurse Anesthetist (Crna) | NC | TBD |
| I20221115001483 | I | Certified Registered Nurse Anesthetist (Crna) | AR | 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 |
|---|---|---|---|---|
| 00910 | Anesthesia for other procedure on urinary system through urethra | 20 | 20 | $0 |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 16 | 16 | $0 |
| 00670 | Anesthesia for extensive surgery on spine | 15 | 15 | $0 |
| 01810 | Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand | 13 | 11 | $0 |
| 01402 | Anesthesia for procedure for total knee joint replacement | 12 | 12 | $0 |
Insurance plans in this area (ZIP 22601)
Loading plans...
Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CERTIFIED REGISTERED NURSE ANESTHET | SC | 00142 | Anesthesia for lens surgery | 43 | 40 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | VA | |
| Certified Registered Nurse Anesthetist (Crna) | MD | |
| A N E S T H E S I O L O G Y | VA | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| A N E S T H E S I O L O G Y | SC | |
| A N E S T H E S I O L O G Y | VA | |
| A N E S T H E S I O L O G Y | VA | |
| Certified Registered Nurse Anesthetist (Crna) | MD | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| Certified Registered Nurse Anesthetist (Crna) | PA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.