Doctor profile · Federal record

Dr. Abigail Ritter, MD

Hospitalist Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · New York, NY

  • NPI 1437778644
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
622 W 168Th St
New York, NY 100323720
(212) 305-6354
Mailing address
630 W 168Th St # 4
New York, NY 100323725

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
April 28, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
New York #321123

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437778644. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
174
Distinct HCPCS
4
Medicare allowed
$22,292
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 97 37 $133
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 36 24 $89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 24 $194
99238 Hospital discharge day management, 30 minutes or less 17 17 $91

In context: peer comparison

Among 190 peers in this city , average services per provider: 97. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
125
Patients
25
Total drug cost
$1,273
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 46 25 $733
Amlodipine Besylate Generic 22 0 $63
Metformin Hcl Generic 19 0 $176
Lisinopril Generic 14 0 $42
Gabapentin Generic 12 0 $96
Losartan Potassium Generic 12 0 $163

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Abigail Ritter's medical specialty?
Dr. Abigail Ritter practices Hospitalist Physician in New York, NY.
Where does Dr. Abigail Ritter practice?
Dr. Abigail Ritter practices at 622 W 168Th St, New York, NY 100323720. Office phone: 2123056354.
What is Dr. Abigail Ritter's NPI?
Dr. Abigail Ritter's National Provider Identifier (NPI) is 1437778644, issued by NPPES.
Does Dr. Abigail Ritter accept Medicare assignment?
Yes. Dr. Abigail Ritter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abigail Ritter commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.