Doctor profile · Federal record

Dr. Joseph Cassady, D.O.

General Practice Physician (CMS: Family Practice) · Addiction Medicine (Family Medicine) Physician · Family Medicine Physician · Marysville, CA

  • NPI 1679653976
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5730 Packard Avenue, Suite 500
Marysville, CA 95901
(530) 749-8313
fax (530) 749-6281
Mailing address
6463 Griffith Avenue
Marysville, CA 95901

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 15, 2024
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
208D00000X — NUCC code
State license (1)
California #20A5572

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679653976. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
524
Distinct HCPCS
4
Medicare allowed
$3,095
HCPCS Description Services Patients Avg allowed
82962 Blood glucose (sugar) test performed by hand-held instrument 277 157 $3
83036 Hemoglobin a1c level 178 126 $10
81002 Urinalysis, manual test 45 40 $3
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 24 23 $15

In context: peer comparison

Among 1 peers in this city , average services per provider: 131. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$144
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 3 $88.33
ABBVIE INC. 2 $55.65

By nature of payment

Food and Beverage
$144

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
514
Patients
25
Total drug cost
$94,915
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 195 25 $63,704
Suboxone (Buprenorphine Hcl/Naloxone Hcl) Brand 42 0 $18,469
Gabapentin Generic 40 0 $829
Clonazepam Generic 37 0 $172
Lisinopril Generic 33 0 $128
Metformin Hcl Generic 27 0 $323
Levothyroxine Sodium Generic 23 0 $464
Benazepril Hcl Generic 19 0 $127
Amlodipine Besylate Generic 15 0 $115
Baclofen Generic 15 0 $138

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Cassady's medical specialty?
Dr. Joseph Cassady practices General Practice Physician in Marysville, CA.
Where does Dr. Joseph Cassady practice?
Dr. Joseph Cassady practices at 5730 Packard Avenue, Marysville, CA 95901. Office phone: 5307498313.
What is Dr. Joseph Cassady's NPI?
Dr. Joseph Cassady's National Provider Identifier (NPI) is 1679653976, issued by NPPES.
Does Dr. Joseph Cassady accept Medicare assignment?
Yes. Dr. Joseph Cassady accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Cassady commonly perform?
Top Medicare-reported procedures in 2023: Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962); Hemoglobin a1c level (HCPCS 83036); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.