Doctor profile · Federal record

Dr. Jonathan Katz, MD

Gastroenterology Physician (CMS: Gastroenterology) · Philadelphia, PA

  • NPI 1942214655
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Civic Center Blvd Fl 4
Philadelphia, PA 191045127
(215) 349-8222
fax (215) 662-6530

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 13, 2019
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Pennsylvania #MD057025L
Medicaid
PA #001793254

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942214655. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
61
Distinct HCPCS
4
Medicare allowed
$9,085
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $135
45380 Biopsy of large bowel using a flexible endoscope 18 18 $166
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 12 12 $175
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 11 11 $117

In context: peer comparison

Among 80 peers in Philadelphia Gastroenterology Physician, average services per provider: 80. This provider delivers 0.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Katz's medical specialty?
Dr. Jonathan Katz practices Gastroenterology Physician in Philadelphia, PA.
Where does Dr. Jonathan Katz practice?
Dr. Jonathan Katz practices at 3400 Civic Center Blvd Fl 4, Philadelphia, PA 191045127. Office phone: 2153498222.
What is Dr. Jonathan Katz's NPI?
Dr. Jonathan Katz's National Provider Identifier (NPI) is 1942214655, issued by NPPES.
Does Dr. Jonathan Katz accept Medicare assignment?
Yes. Dr. Jonathan Katz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Katz commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.