Doctor profile · Federal record

Dr. Leo Katz, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Phila, PA

  • NPI 1700845633
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1101 Chestnut St
Phila, PA 191073612
(215) 955-8900
fax (215) 955-5245
Mailing address
132 S 10Th St, 480 Main Building
Phila, PA 191075244

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
October 28, 2024
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Pennsylvania #MD043084L
Medicaid (2)
PA #0014086960002 · NJ #5624703

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700845633. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
524
Distinct HCPCS
10
Medicare allowed
$71,792
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 101 83 $100
45380 Biopsy of large bowel using a flexible endoscope 86 85 $147
99214 Established patient office or other outpatient visit, 30-39 minutes 79 68 $126
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 59 57 $108
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 51 50 $257
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $138
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 32 32 $178
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 26 $134
99213 Established patient office or other outpatient visit, 20-29 minutes 16 14 $68
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $177

In context: peer comparison

Among 12 peers in this city , average services per provider: 57. This provider delivers 9.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
768
Patients
217
Total drug cost
$85,682
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 236 81 $5,413
Omeprazole Generic 120 41 $3,206
Famotidine Generic 109 39 $2,168
Sodium Chloride (Sodium Chloride 0.45 %) Brand 50 0 $321
Kcl-D5w-0.45% Nacl (Potassium Chloride/D5-0.45nacl) Brand 49 0 $2,904
Dexlansoprazole Dr (Dexlansoprazole) Brand 43 11 $22,982
Mesalamine Generic 34 11 $24,337
Esomeprazole Magnesium Generic 28 11 $1,132
Potassium Chloride Generic 25 0 $830
Magnesium Sulfate Generic 17 0 $190

Frequently asked questions

Auto-generated from federal data
What is Dr. Leo Katz's medical specialty?
Dr. Leo Katz practices Gastroenterology Physician in Phila, PA.
Where does Dr. Leo Katz practice?
Dr. Leo Katz practices at 1101 Chestnut St, Phila, PA 191073612. Office phone: 2159558900.
What is Dr. Leo Katz's NPI?
Dr. Leo Katz's National Provider Identifier (NPI) is 1700845633, issued by NPPES.
Does Dr. Leo Katz accept Medicare assignment?
Yes. Dr. Leo Katz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leo Katz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.