Doctor profile · Federal record

Dr. Glenn Fredenburg

Family Nurse Practitioner (CMS: Nurse Practitioner) · Buffalo, NY

  • NPI 1679152664
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
40 la Riviere Dr Ste 201
Buffalo, NY 142024344
(518) 335-5097
Mailing address
9467 State Route 9
Chazy, NY 129212043

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
April 27, 2022
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Vermont #101.0134798

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679152664. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$902
Transactions
49
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 18 $322.67
AstraZeneca Pharmaceuticals LP 12 $217.78
PFIZER INC. 7 $131.75
GlaxoSmithKline, LLC. 5 $92.31
Lilly USA, LLC 2 $36.70
ABBVIE INC. 2 $36.50
Lundbeck LLC 1 $31.59
Otsuka America Pharmaceutical, Inc. 1 $17.62
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $15.39

By nature of payment

Food and Beverage
$902

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,142
Patients
481
Total drug cost
$86,381
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 250 67 $2,158
Levothyroxine Sodium Generic 225 57 $18,218
Lisinopril Generic 191 63 $1,075
Pantoprazole Sodium Generic 180 32 $5,626
Amlodipine Besylate Generic 161 46 $1,018
Sertraline Hcl Generic 148 24 $1,090
Furosemide Generic 131 27 $653
Metoprolol Succinate Generic 129 34 $2,083
Citalopram Hbr (Citalopram Hydrobromide) Brand 119 18 $757
Tamsulosin Hcl Generic 116 24 $1,364

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Glenn Fredenburg's medical specialty?
Dr. Glenn Fredenburg practices Family Nurse Practitioner in Buffalo, NY.
Where does Dr. Glenn Fredenburg practice?
Dr. Glenn Fredenburg practices at 40 la Riviere Dr Ste 201, Buffalo, NY 142024344. Office phone: 5183355097.
What is Dr. Glenn Fredenburg's NPI?
Dr. Glenn Fredenburg's National Provider Identifier (NPI) is 1679152664, issued by NPPES.
Does Dr. Glenn Fredenburg accept Medicare assignment?
Yes. Dr. Glenn Fredenburg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.