Doctor profile · Federal record

Dr. David Zisa, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Philadelphia, PA

  • NPI 1962404848
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1403 Rhawn St
Philadelphia, PA 191112803
(215) 728-6688
fax (215) 342-1337

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
May 19, 2021
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Pennsylvania #MD034478E
Medicaid
PA #5430305

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962404848. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
442
Distinct HCPCS
10
Medicare allowed
$55,253
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 101 67 $80
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 77 56 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 74 71 $178
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 50 50 $120
99204 New patient office or other outpatient visit, 45-59 minutes 35 35 $135
45380 Biopsy of large bowel using a flexible endoscope 23 23 $132
99214 Established patient office or other outpatient visit, 30-39 minutes 22 19 $97
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 18 18 $261
99214 Established patient office or other outpatient visit, 30-39 minutes 17 15 $133
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 13 12 $51

In context: peer comparison

Among 80 peers in this city , average services per provider: 80. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
244
Patients
119
Total drug cost
$22,585
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 61 21 $941
Omeprazole Generic 54 20 $272
Metoclopramide Hcl Generic 47 46 $32
Linzess (Linaclotide) Brand 24 0 $16,187
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 17 17 $301
Ondansetron Hcl Generic 15 0 $111
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 15 15 $503
Mesalamine Er (Mesalamine) Brand 11 0 $4,239

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Zisa's medical specialty?
Dr. David Zisa practices Gastroenterology Physician in Philadelphia, PA.
Where does Dr. David Zisa practice?
Dr. David Zisa practices at 1403 Rhawn St, Philadelphia, PA 191112803. Office phone: 2157286688.
What is Dr. David Zisa's NPI?
Dr. David Zisa's National Provider Identifier (NPI) is 1962404848, issued by NPPES.
Does Dr. David Zisa accept Medicare assignment?
Yes. Dr. David Zisa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Zisa commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.