Doctor profile · Federal record

Dr. Joseph Lin, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Baltimore, MD

  • NPI 1801810601
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 50 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8903 Harford RD
Baltimore, MD 212344111
(410) 661-9133
fax (410) 661-9134
Mailing address
17 Laurelford CT
Cockeysville, MD 210302236

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 29, 2025
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Maryland #D0027670
Medicaid
MD #311671900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801810601. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
724
Distinct HCPCS
10
Medicare allowed
$91,532
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 215 168 $95
99203 New patient office or other outpatient visit, 30-44 minutes 124 124 $118
99214 Established patient office or other outpatient visit, 30-39 minutes 86 81 $131
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 62 61 $111
45380 Biopsy of large bowel using a flexible endoscope 57 55 $209
99202 New patient office or other outpatient visit, 15-29 minutes 54 54 $75
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 45 45 $190
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 26 26 $264
99212 Established patient office or other outpatient visit, 10-19 minutes 24 23 $60
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $175

In context: peer comparison

Among 49 peers in Baltimore Gastroenterology Physician, average services per provider: 49. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,229
Transactions
34
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 22 $639.28
Abbvie INC. 3 $164.89
Kerecis Limited 1 $138.47
Madrigal Pharmaceuticals 1 $133.84
Phathom Pharmaceuticals, INC. 2 $48.81
Takeda Pharmaceuticals U.S.A., INC. 1 $24.93
Celgene Corporation 1 $20.74
Ardelyx, INC. 1 $20.11
Organon LLC 1 $19.27
Braintree Laboratories, INC. 1 $18.60

By nature of payment

Food and Beverage
$1,229

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
452
Patients
254
Total drug cost
$96,757
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 145 139 $2,381
Pantoprazole Sodium Generic 106 39 $1,309
Omeprazole Generic 95 46 $1,643
Linzess (Linaclotide) Brand 37 15 $52,742
Entecavir Generic 16 0 $1,696
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 16 15 $486
Vemlidy (Tenofovir Alafenamide) Brand 14 0 $21,658
Mesalamine Generic 12 0 $14,253
Esomeprazole Magnesium Generic 11 0 $587

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Lin's medical specialty?
Dr. Joseph Lin practices Gastroenterology Physician in Baltimore, MD.
Where does Dr. Joseph Lin practice?
Dr. Joseph Lin practices at 8903 Harford RD, Baltimore, MD 212344111. Office phone: 4106619133.
What is Dr. Joseph Lin's NPI?
Dr. Joseph Lin's National Provider Identifier (NPI) is 1801810601, issued by NPPES.
Does Dr. Joseph Lin accept Medicare assignment?
Yes. Dr. Joseph Lin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Lin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.