Doctor profile · Federal record

Dr. Jan Kamler, MD

Gastroenterology Physician (CMS: Gastroenterology) · Monterey, CA

  • NPI 1093791824
  • Accepts Medicare
  • MIPS 82.7 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
23 Upper Ragsdale Dr Ste 200
Monterey, CA 939407849
(831) 375-3577
fax (831) 375-1478
Additional location
880 Ryland St
Reno, NV 895021603
(775) 329-4600
fax (775) 333-2969

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
December 18, 2020
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Nevada #9835
Medicaid
NV #2016772

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093791824. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,250
Distinct HCPCS
10
Medicare allowed
$177,766
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 250 205 $136
99204 New patient office or other outpatient visit, 45-59 minutes 210 210 $177
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 90 89 $103
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 87 84 $5
99213 Established patient office or other outpatient visit, 20-29 minutes 85 72 $98
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 84 83 $249
45380 Biopsy of large bowel using a flexible endoscope 71 71 $138
99203 New patient office or other outpatient visit, 30-44 minutes 67 67 $121
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 60 60 $88
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 53 53 $190

In context: peer comparison

Among 2 peers in Monterey Gastroenterology Physician, average services per provider: 62. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18,585
Transactions
35
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Micro-Tech Endoscopy USA, INC. 6 $17,862.00
Abbvie INC. 14 $279.05
Janssen Biotech, INC. 5 $156.38
Intercept Pharmaceuticals, INC. 4 $152.00
Ipsen Biopharmaceuticals, INC 1 $30.22
Gilead Sciences, INC. 1 $29.79
Exact Sciences Corporation 1 $25.66
Takeda Pharmaceuticals U.S.A., INC. 1 $21.30
Celltrion USA INC. 1 $15.40
Medtronic, INC. 1 $13.11

By nature of payment

Royalty or License
$17,862
Food and Beverage
$708
Education
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,327
Patients
496
Total drug cost
$76,494
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 606 175 $9,640
Famotidine Generic 313 98 $5,939
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 140 139 $11,474
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 60 57 $1,470
Omeprazole Generic 40 13 $522
Loperamide (Loperamide Hcl) Brand 32 14 $872
Ondansetron Odt (Ondansetron) Brand 30 0 $1,418
Furosemide Generic 17 0 $157
Spironolactone Generic 17 0 $573
Hydrocortisone Generic 15 0 $656

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jan Kamler's medical specialty?
Dr. Jan Kamler practices Gastroenterology Physician in Monterey, CA.
Where does Dr. Jan Kamler practice?
Dr. Jan Kamler practices at 23 Upper Ragsdale Dr Ste 200, Monterey, CA 939407849. Office phone: 8313753577.
What is Dr. Jan Kamler's NPI?
Dr. Jan Kamler's National Provider Identifier (NPI) is 1093791824, issued by NPPES.
Does Dr. Jan Kamler accept Medicare assignment?
Yes. Dr. Jan Kamler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jan Kamler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235). Source: CMS Medicare Physician & Other Practitioners file.