Doctor profile · Federal record

Dr. Long Nguyen, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Emergency Medicine Physician · Oklahoma City, OK

  • NPI 1811956006
  • Accepts Medicare
  • MIPS 75.2 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3300 Nw Expressway
Oklahoma City, OK 731124418
(405) 713-7403
fax (405) 713-2794
Mailing address
5300 N Independence Ave, Suite 280
Oklahoma City, OK 731125556

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 20, 2017
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oklahoma #20102
Medicaid
OK #100132200A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811956006. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,537
Distinct HCPCS
10
Medicare allowed
$132,780
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 623 212 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 185 104 $113
99239 Hospital discharge day management, more than 30 minutes 176 153 $108
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 173 84 $71
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 101 73 $71
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 59 32 $48
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 49 17 $102
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 41 40 $167
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 28 26 $38
11043 Removal of muscle and/or tissue, 20.0 sq cm or less 20 13 $146

In context: peer comparison

Among 90 peers in Oklahoma City Internal Medicine Physician, average services per provider: 133. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
246
Patients
163
Total drug cost
$15,990
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 45 38 $1,222
Atorvastatin Calcium Generic 20 12 $309
Prednisone Generic 20 19 $46
Carvedilol Generic 18 15 $224
Furosemide Generic 18 15 $156
Amlodipine Besylate Generic 16 14 $162
Eliquis (Apixaban) Brand 16 14 $12,027
Gabapentin Generic 15 11 $546
Amiodarone Hcl Generic 14 12 $525
Metoprolol Tartrate Generic 14 0 $176

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Long Nguyen's medical specialty?
Dr. Long Nguyen practices Internal Medicine Physician in Oklahoma City, OK.
Where does Dr. Long Nguyen practice?
Dr. Long Nguyen practices at 3300 Nw Expressway, Oklahoma City, OK 731124418. Office phone: 4057137403.
What is Dr. Long Nguyen's NPI?
Dr. Long Nguyen's National Provider Identifier (NPI) is 1811956006, issued by NPPES.
Does Dr. Long Nguyen accept Medicare assignment?
Yes. Dr. Long Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Long Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.