Doctor profile · Federal record

Dr. Catherine Reizun, DO

Internal Medicine Physician (CMS: Internal Medicine) · Cooperstown, NY

  • NPI 1609337864
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Atwell RD
Cooperstown, NY 13326
(607) 547-3480

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
October 16, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #338974

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609337864. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,844
Distinct HCPCS
10
Medicare allowed
$148,680
HCPCS Description Services Patients Avg allowed
90480 Admn sarscov2 vacc 1 dose 384 384 $39
91320 Sarscv2 vac 30mcg trs-suc im 384 384 $128
G0008 Administration of influenza virus vaccine 269 269 $31
90662 Influenza vaccine split virus, preservative free 268 268 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 80 61 $80
99214 Established patient office or other outpatient visit, 30-39 minutes 79 59 $107
99215 Established patient office or other outpatient visit, 40-54 minutes 75 68 $152
36415 Insertion of needle into vein for collection of blood sample 52 43 $8
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 38 17 $119
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 36 24 $66

In context: peer comparison

Among 20 peers in Cooperstown Internal Medicine Physician, average services per provider: 92. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
326
Patients
66
Total drug cost
$16,894
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 40 16 $552
Amlodipine Besylate Generic 30 14 $372
Eliquis (Apixaban) Brand 26 11 $12,572
Lisinopril Generic 25 0 $326
Atorvastatin Calcium Generic 23 13 $391
Escitalopram Oxalate Generic 22 0 $212
Omeprazole Generic 22 12 $362
Gabapentin Generic 20 0 $176
Metoprolol Succinate Generic 20 0 $218
Tamsulosin Hcl Generic 19 0 $313

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Reizun's medical specialty?
Dr. Catherine Reizun practices Internal Medicine Physician in Cooperstown, NY.
Where does Dr. Catherine Reizun practice?
Dr. Catherine Reizun practices at 1 Atwell RD, Cooperstown, NY 13326. Office phone: 6075473480.
What is Dr. Catherine Reizun's NPI?
Dr. Catherine Reizun's National Provider Identifier (NPI) is 1609337864, issued by NPPES.
Does Dr. Catherine Reizun accept Medicare assignment?
Yes. Dr. Catherine Reizun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Reizun commonly perform?
Top Medicare-reported procedures in 2023: Admn sarscov2 vacc 1 dose (HCPCS 90480); Sarscv2 vac 30mcg trs-suc im (HCPCS 91320); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.