Doctor profile · Federal record

Dr. Adam Snyder, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Glendora, CA

  • NPI 1063704864
  • Accepts Medicare
  • MIPS 85.7 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
415 W Route 66 Ste 102
Glendora, CA 917404335
(626) 610-2112

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A130485

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063704864. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,481
Distinct HCPCS
10
Medicare allowed
$148,635
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 688 279 $85
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 211 204 $186
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 144 134 $6
88305 Pathology examination of tissue using a microscope, intermediate complexity 129 43 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 113 87 $134
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 58 58 $110
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 41 40 $265
99204 New patient office or other outpatient visit, 45-59 minutes 24 24 $183
88312 Special stained specimen slides to identify organisms including interpretation and report 22 22 $28
43246 Insertion of stomach tube using a flexible endoscope 19 19 $212

In context: peer comparison

Among 1 peers in this city , average services per provider: 123. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,438
Transactions
59
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 43 $1,070.41
Ardelyx, Inc. 3 $94.53
Janssen Biotech, Inc. 3 $80.23
AstraZeneca Pharmaceuticals LP 2 $42.63
Celltrion USA Inc. 2 $39.61
Madrigal Pharmaceuticals 2 $38.78
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $38.55
Ferring Pharmaceuticals Inc. 1 $19.16
Intercept Pharmaceuticals, Inc. 1 $13.78

By nature of payment

Food and Beverage
$1,411
Education
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
415
Patients
187
Total drug cost
$89,547
Drug Type Claims Patients Total cost
Omeprazole Generic 161 73 $2,459
Pantoprazole Sodium Generic 61 25 $1,342
Famotidine Generic 52 16 $707
Linzess (Linaclotide) Brand 31 0 $20,793
Dicyclomine Hcl Generic 27 14 $876
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 26 24 $405
Xifaxan (Rifaximin) Brand 22 0 $62,531
Metronidazole Generic 18 18 $160
Doxycycline Hyclate Generic 17 17 $275

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Adam Snyder's medical specialty?
Dr. Adam Snyder practices Gastroenterology Physician in Glendora, CA.
Where does Dr. Adam Snyder practice?
Dr. Adam Snyder practices at 415 W Route 66 Ste 102, Glendora, CA 917404335. Office phone: 6266102112.
What is Dr. Adam Snyder's NPI?
Dr. Adam Snyder's National Provider Identifier (NPI) is 1063704864, issued by NPPES.
Does Dr. Adam Snyder accept Medicare assignment?
Yes. Dr. Adam Snyder accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Adam Snyder commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); 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.