Doctor profile · Federal record

Dr. Linda Nguyen, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Endocrinology, Diabetes & Metabolism Physician · Rockville, MD

  • NPI 1407104813
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1201 Seven Locks RD Ste 111
Rockville, MD 208542957
(301) 762-5020
fax (301) 294-7569
Additional location
5501 Old York RD
Philadelphia, PA 191413018
(800) 220-2362
Mailing address
5501 Old York RD
Philadelphia, PA 191413018

Credentials & registration

NPPES · NUCC
NPI registered
August 2012 — 14 yrs on file
Profile last updated
January 26, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Wisconsin #19060-875 · Maryland #D87073
Medicaid
WI #100102445

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407104813. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
919
Distinct HCPCS
9
Medicare allowed
$94,222
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 532 247 $123
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 110 62 $33
99204 New patient office or other outpatient visit, 45-59 minutes 86 86 $162
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 51 28 $48
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 42 25 $77
83036 Hemoglobin a1c level 28 24 $10
96372 Injection of drug or substance under skin or into muscle 28 11 $14
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 25 $127
99213 Established patient office or other outpatient visit, 20-29 minutes 16 13 $87

In context: peer comparison

Among 4 peers in this city , average services per provider: 207. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$614
Transactions
26
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 6 $133.75
Boston Scientific Corporation 1 $92.78
Radius Health, Inc. 3 $73.80
Abbott Laboratories 3 $66.25
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $42.41
Novo Nordisk Inc 2 $37.77
SANOFI-AVENTIS U.S. LLC 1 $32.18
Amgen Inc. 2 $29.31
Amneal Pharmaceuticals LLC 1 $23.06
Insulet Corporation 1 $20.79
RECORDATI_RARE_DISEASES_INC. 1 $19.79
CeQur Corporation 1 $14.32
Xeris Pharmaceuticals, Inc. 1 $13.97
Bayer Healthcare Pharmaceuticals Inc. 1 $13.44

By nature of payment

Food and Beverage
$614

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,506
Patients
524
Total drug cost
$1,124,903
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 240 69 $3,921
Trulicity (Dulaglutide) Brand 159 48 $393,801
Metformin Hcl Generic 150 50 $1,570
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 130 49 $132,651
Metformin Hcl Er (Metformin Hcl) Brand 121 47 $1,618
Jardiance (Empagliflozin) Brand 118 42 $168,791
Ozempic (Semaglutide) Brand 115 35 $275,601
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 87 43 $11,246
Glimepiride Generic 71 25 $951
Humalog Kwikpen U-100 (Insulin Lispro) Brand 66 24 $81,859

Frequently asked questions

Auto-generated from federal data
What is Dr. Linda Nguyen's medical specialty?
Dr. Linda Nguyen practices Endocrinology, Diabetes & Metabolism Physician in Rockville, MD.
Where does Dr. Linda Nguyen practice?
Dr. Linda Nguyen practices at 1201 Seven Locks RD Ste 111, Rockville, MD 208542957. Office phone: 3017625020.
What is Dr. Linda Nguyen's NPI?
Dr. Linda Nguyen's National Provider Identifier (NPI) is 1407104813, issued by NPPES.
Does Dr. Linda Nguyen accept Medicare assignment?
Yes. Dr. Linda Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Linda Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.