Doctor profile · Federal record

Dr. Janet Jang, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Lynn, MA

  • NPI 1699116939
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
480 Lynnfield St Ste 2
Lynn, MA 019041419
(781) 593-3400
fax (781) 477-1105

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
April 25, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Massachusetts #281244 · Illinois #125064192

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699116939. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,526
Distinct HCPCS
10
Medicare allowed
$91,816
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 720 11 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 269 199 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 111 91 $92
83036 Hemoglobin a1c level 79 68 $10
96372 Injection of drug or substance under skin or into muscle 77 16 $15
99215 Established patient office or other outpatient visit, 40-54 minutes 64 57 $152
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 40 13 $56
99442 Telephone medical discussion with physician, 11-20 minutes 35 33 $89
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $155
99203 New patient office or other outpatient visit, 30-44 minutes 31 31 $114

In context: peer comparison

Among 2 peers in this city , average services per provider: 167. This provider delivers 9.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$151
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Insulet Corporation 1 $137.05
Lilly USA, LLC 1 $14.25

By nature of payment

Food and Beverage
$151

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,417
Patients
597
Total drug cost
$1,254,132
Drug Type Claims Patients Total cost
Trulicity (Dulaglutide) Brand 375 74 $435,032
Jardiance (Empagliflozin) Brand 362 64 $301,404
Levothyroxine Sodium Generic 249 74 $3,987
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 205 46 $132,466
Ozempic (Semaglutide) Brand 192 44 $212,445
Metformin Hcl Generic 176 52 $2,295
Alendronate Sodium Generic 160 55 $2,207
Metformin Hcl Er (Metformin Hcl) Brand 152 54 $3,242
Novolog Flexpen (Insulin Aspart) Brand 98 24 $89,007
Glipizide Er (Glipizide) Brand 97 23 $1,947

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Janet Jang's medical specialty?
Dr. Janet Jang practices Endocrinology, Diabetes & Metabolism Physician in Lynn, MA.
Where does Dr. Janet Jang practice?
Dr. Janet Jang practices at 480 Lynnfield St Ste 2, Lynn, MA 019041419. Office phone: 7815933400.
What is Dr. Janet Jang's NPI?
Dr. Janet Jang's National Provider Identifier (NPI) is 1699116939, issued by NPPES.
Does Dr. Janet Jang accept Medicare assignment?
Yes. Dr. Janet Jang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janet Jang commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.