DR. NICHOLAS PHILIP DOIRON (MD) – Anesthesiology Physician, NPI 1194990218
Anesthesiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,040 ANESTHESIOLOGY in TN
Provider Addresses for DR. NICHOLAS PHILIP DOIRON (MD)
1901 CLINCH AVE
KNOXVILLE, TN 379162307
Phone: (865) 255-1459
Type: Location
University of Tennessee Medical Center, 1924, Alcoa Highway, Knoxville, Knox County, Tennessee, 37920, United States
KNOXVILLE, TN 379201511
Phone: (865) 305-9220
Type: Mailing
1637 WHEATON PL
KNOXVILLE, TN 379198982
Phone: (865) 255-1459
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $39.
Total Amount is formed as General ($39) + Research ($0) + Ownership ($0) = $39.
Last reported payment date: 2023-06-28 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($20).
Total Amount
$39
General + Research + Ownership
Payments
2
Total payment records
General Amount
$39
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $20 |
| Mindray DS USA, Inc. | $19 |
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: 2014-09-17
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 |
|---|---|---|---|---|
| I20140917001417 | I | Anesthesiology | TN | 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 |
|---|---|---|---|---|
| 64447 | Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 25 | 25 | $0 |
| 36620 | Insertion of artery tube for blood sampling or infusion through skin | 11 | 11 | $0 |
Insurance plans in this area (ZIP 37916)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | TN | |
| A N E S T H E S I O L O G Y | TN | |
| Certified Registered Nurse Anesthetist (Crna) | TN | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| Certified Registered Nurse Anesthetist (Crna) | TN | |
| A N E S T H E S I O L O G Y | TN | |
| A N E S T H E S I O L O G Y | TN | |
| - | TN | |
| Certified Registered Nurse Anesthetist (Crna) | TN | |
| Certified Registered Nurse Anesthetist (Crna) | TN |
Reviews
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