Doctor profile · Federal record

Dr. Frank Kessler, M.D.

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

  • NPI 1679500086
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 43 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3423 Danbury RD
Brewster, NY 105094513
(845) 279-7200

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 17, 2020
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
New York #165978 · Connecticut #026499

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679500086. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,184
Distinct HCPCS
10
Medicare allowed
$291,358
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,152 497 $139
36415 Insertion of needle into vein for collection of blood sample 835 448 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 572 339 $98
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 287 287 $140
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 89 85 $16
81002 Urinalysis, manual test 37 33 $3
99496 Transitional care management services for problem of high complexity 36 32 $295
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 31 24 $57
69209 Removal of impacted ear wax by washing 25 20 $18
90662 Influenza vaccine split virus, preservative free 18 18 $71

In context: peer comparison

Among 5 peers in Brewster Internal Medicine Physician, average services per provider: 143. This provider delivers 22× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,092
Patients
1,211
Total drug cost
$73,793
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 506 131 $4,573
Atorvastatin Calcium Generic 422 118 $6,306
Levothyroxine Sodium Generic 396 103 $10,599
Rosuvastatin Calcium Generic 339 104 $7,437
Metoprolol Succinate Generic 336 94 $8,669
Losartan Potassium Generic 321 91 $5,666
Zolpidem Tartrate Generic 278 44 $2,528
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 226 107 $7,726
Escitalopram Oxalate Generic 221 64 $4,381
Pravastatin Sodium Generic 192 54 $4,080

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Frank Kessler's medical specialty?
Dr. Frank Kessler practices Internal Medicine Physician in Brewster, NY.
Where does Dr. Frank Kessler practice?
Dr. Frank Kessler practices at 3423 Danbury RD, Brewster, NY 105094513. Office phone: 8452797200.
What is Dr. Frank Kessler's NPI?
Dr. Frank Kessler's National Provider Identifier (NPI) is 1679500086, issued by NPPES.
Does Dr. Frank Kessler accept Medicare assignment?
Yes. Dr. Frank Kessler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frank Kessler commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.