Doctor profile · Federal record

Dr. Edwin Regen, MD

Anesthesiology Physician (CMS: Anesthesiology) · Oak Ridge, TN

  • NPI 1689643041
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
990 Oak Ridge Tpke
Oak Ridge, TN 378306976
(865) 481-1112
fax (770) 237-1124
Mailing address
Po Box 5059
Oak Ridge, TN 378315059

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Tennessee #37070

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689643041. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$800
HCPCS Description Services Patients Avg allowed
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 13 13 $62

In context: peer comparison

Among 2 peers in Oak Ridge Anesthesiology Physician, average services per provider: 12. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $18.09

By nature of payment

Education
$18

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Edwin Regen's medical specialty?
Dr. Edwin Regen practices Anesthesiology Physician in Oak Ridge, TN.
Where does Dr. Edwin Regen practice?
Dr. Edwin Regen practices at 990 Oak Ridge Tpke, Oak Ridge, TN 378306976. Office phone: 8654811112.
What is Dr. Edwin Regen's NPI?
Dr. Edwin Regen's National Provider Identifier (NPI) is 1689643041, issued by NPPES.
Does Dr. Edwin Regen accept Medicare assignment?
Yes. Dr. Edwin Regen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Edwin Regen commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415). Source: CMS Medicare Physician & Other Practitioners file.