Doctor profile · Federal record

Dr. Lia Kaufman, MD

Gastroenterology Physician (CMS: Gastroenterology) · Grand Rapids, MI

  • NPI 1790915361
  • Accepts Medicare
  • MIPS 93.8 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4100 Lake Dr Se, Suite 205
Grand Rapids, MI 495468292
(616) 267-7414
fax (616) 267-7137
Mailing address
100 Michigan St Ne, Mc 845
Grand Rapids, MI 495032560

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
February 24, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Michigan #4301106890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790915361. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
91
Distinct HCPCS
4
Medicare allowed
$8,432
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 32 26 $114
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 26 25 $96
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 21 21 $5
45380 Biopsy of large bowel using a flexible endoscope 12 12 $180

In context: peer comparison

Among 14 peers in Grand Rapids Gastroenterology Physician, average services per provider: 33. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$624
Transactions
18
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 8 $238.14
Celgene Corporation 3 $171.66
Genzyme Corporation 1 $94.71
Takeda Pharmaceuticals U.S.A., INC. 3 $56.02
Lilly USA, LLC 1 $30.85
Pfizer INC. 1 $17.67
CapsoVision, INC. 1 $14.50

By nature of payment

Food and Beverage
$610
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
464
Patients
116
Total drug cost
$1,525,141
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 88 86 $2,549
Stelara (Ustekinumab) Brand 56 0 $1,468,370
Pantoprazole Sodium Generic 53 19 $1,149
Ciprofloxacin Hcl Generic 33 11 $180
Balsalazide Disodium Generic 32 0 $7,401
Omeprazole Generic 31 0 $561
Sulfasalazine Generic 27 0 $851
Mesalamine Generic 23 0 $28,706
Dicyclomine Hcl Generic 21 0 $576
Linzess (Linaclotide) Brand 19 0 $9,947

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lia Kaufman's medical specialty?
Dr. Lia Kaufman practices Gastroenterology Physician in Grand Rapids, MI.
Where does Dr. Lia Kaufman practice?
Dr. Lia Kaufman practices at 4100 Lake Dr Se, Grand Rapids, MI 495468292. Office phone: 6162677414.
What is Dr. Lia Kaufman's NPI?
Dr. Lia Kaufman's National Provider Identifier (NPI) is 1790915361, issued by NPPES.
Does Dr. Lia Kaufman accept Medicare assignment?
Yes. Dr. Lia Kaufman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lia Kaufman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.