Doctor profile · Federal record

Dr. Patrick Northup, MD

Transplant Hepatology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Gastroenterology Physician · Transplant Hepatology Physician · New York, NY

  • NPI 1821167453
  • Accepts Medicare
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
317 E 34Th St Fl 8
New York, NY 100164910
(212) 263-8134
fax (212) 263-8157
Additional location
33 Overlook RD Ste 201
Summit, NJ 079013562
(908) 522-5040
fax (908) 522-5041
Mailing address
14 Wall St Fl 9
New York, NY 100052178

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
April 29, 2024
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RT0003X — NUCC code
State licenses (2)
New York #315458 · New Jersey #25MA11514400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821167453. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
94
Distinct HCPCS
3
Medicare allowed
$12,787
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 43 34 $124
99215 Established patient office or other outpatient visit, 40-54 minutes 34 27 $178
99213 Established patient office or other outpatient visit, 20-29 minutes 17 17 $83

In context: peer comparison

Among 13 peers in New York Transplant Hepatology Physician, average services per provider: 43. This provider delivers 2.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
35
Patients
0
Total drug cost
$38,717
Drug Type Claims Patients Total cost
Spironolactone Generic 13 0 $213
Tacrolimus Generic 11 0 $450
Xifaxan (Rifaximin) Brand 11 0 $38,053

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Patrick Northup's medical specialty?
Dr. Patrick Northup practices Transplant Hepatology Physician in New York, NY.
Where does Dr. Patrick Northup practice?
Dr. Patrick Northup practices at 317 E 34Th St Fl 8, New York, NY 100164910. Office phone: 2122638134.
What is Dr. Patrick Northup's NPI?
Dr. Patrick Northup's National Provider Identifier (NPI) is 1821167453, issued by NPPES.
Does Dr. Patrick Northup accept Medicare assignment?
Yes. Dr. Patrick Northup accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick Northup commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.