Doctor profile · Federal record

Dr. Marc Sandberg, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Flemington, NJ

  • NPI 1770557837
  • Accepts Medicare
  • MIPS 80.5 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9100 Wescott Dr, Suite 101
Flemington, NJ 088224677
(908) 237-6900
fax (908) 237-6995

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
December 24, 2015
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
New Jersey #MA07135000
Medicaid
NJ #8441006

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770557837. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,346
Distinct HCPCS
9
Medicare allowed
$123,805
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 702 395 $143
83036 Hemoglobin a1c level 274 196 $10
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 174 93 $38
36415 Insertion of needle into vein for collection of blood sample 73 62 $8
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $186
82962 Blood glucose (sugar) test performed by hand-held instrument 28 24 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 23 21 $102
99215 Established patient office or other outpatient visit, 40-54 minutes 20 20 $200
G0008 Administration of influenza virus vaccine 16 16 $34

In context: peer comparison

Among 1 peers in this city , average services per provider: 149. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$84,177
Transactions
214
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 82 $39,985.94
SANOFI-AVENTIS U.S. LLC 26 $27,876.68
Novo Nordisk Inc 21 $7,185.32
Corcept Therapeutics 21 $5,902.77
Boehringer Ingelheim Pharmaceuticals, Inc. 17 $1,796.87
Astellas Pharma US Inc 5 $153.34
Radius Health, Inc. 6 $119.89
Amgen Inc. 6 $107.33
Amneal Pharmaceuticals LLC 6 $100.45
Antares Pharma, Inc. 4 $91.93
Abbott Laboratories 4 $89.58
Mannkind Corporation 5 $81.02
Tandem Diabetes Care, Inc. 3 $75.97
RECORDATI_RARE_DISEASES_INC. 4 $65.86
Medtronic, Inc. 4 $64.50

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$74,423
Travel and Lodging
$5,368
Food and Beverage
$4,290
Education
$96

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,552
Patients
898
Total drug cost
$2,460,748
Drug Type Claims Patients Total cost
Trulicity (Dulaglutide) Brand 506 90 $710,388
Metformin Hcl Generic 418 117 $4,342
Ozempic (Semaglutide) Brand 415 82 $678,109
Synthroid (Levothyroxine Sodium) Brand 395 97 $46,207
Unithroid (Levothyroxine Sodium) Brand 266 69 $6,954
Atorvastatin Calcium Generic 237 66 $3,494
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 235 87 $19,752
Jardiance (Empagliflozin) Brand 224 55 $264,408
Tresiba Flextouch U-200 (Insulin Degludec) Brand 175 41 $183,500
Synjardy Xr (Empagliflozin/Metformin Hcl) Brand 173 40 $206,093

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Sandberg's medical specialty?
Dr. Marc Sandberg practices Endocrinology, Diabetes & Metabolism Physician in Flemington, NJ.
Where does Dr. Marc Sandberg practice?
Dr. Marc Sandberg practices at 9100 Wescott Dr, Flemington, NJ 088224677. Office phone: 9082376900.
What is Dr. Marc Sandberg's NPI?
Dr. Marc Sandberg's National Provider Identifier (NPI) is 1770557837, issued by NPPES.
Does Dr. Marc Sandberg accept Medicare assignment?
Yes. Dr. Marc Sandberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Sandberg commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.