Doctor profile · Federal record
Dr. Patrick Armstrong, MD
Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Durham, NC
- NPI 1255451639
- Accepts Medicare
- 21 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2100 Erwin Road
Durham, NC 277100001
(919) 684-8111 - Mailing address
-
4101 N Roxboro St
Durham, NC 277042121
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- July 29, 2009
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State licenses (2)
- North Carolina #2009-00473 · Michigan #4301087395
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255451639. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
324
Distinct HCPCS
10
Medicare allowed
$37,960
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
64447 |
Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) | 41 | 41 | $64 | |
64450 |
Injection of anesthetic agent and/or steroid into other nerve or branch | 35 | 35 | $24 | |
01402 |
Anesthesia for procedure for total knee joint replacement | 33 | 32 | $189 | |
76942 |
Ultrasonic guidance for needle placement | 28 | 28 | $33 | |
01214 |
Anesthesia for total hip replacement | 23 | 23 | $172 | |
00910 |
Anesthesia for other procedure on urinary system through urethra | 22 | 22 | $105 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 18 | 18 | $145 | |
00790 |
Anesthesia for other procedure on upper abdomen | 17 | 17 | $285 | |
00104 |
Anesthesia for electroshock therapy | 16 | 13 | $121 | |
00840 |
Anesthesia for other procedure on lower abdomen | 16 | 16 | $206 |
In context: peer comparison
Among 55 peers in this city , average services per provider: 28. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$246
Transactions
14
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 13 | $210.74 | |
| Edwards Lifesciences Corporation | 1 | $34.78 |
By nature of payment
Frequently asked questions
What is Dr. Patrick Armstrong's medical specialty?
Dr. Patrick Armstrong practices Anesthesiology Physician in Durham, NC.
Where does Dr. Patrick Armstrong practice?
Dr. Patrick Armstrong practices at 2100 Erwin Road, Durham, NC 277100001. Office phone: 9196848111.
What is Dr. Patrick Armstrong's NPI?
Dr. Patrick Armstrong's National Provider Identifier (NPI) is 1255451639, issued by NPPES.
Does Dr. Patrick Armstrong accept Medicare assignment?
Yes. Dr. Patrick Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Injection of anesthetic agent and/or steroid into other nerve or branch (HCPCS 64450); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.