Doctor profile · Federal record

Dr. Patrick Cassiday, MD, PHD

Emergency Medicine Physician (CMS: Emergency Medicine) · Sacramento, CA

  • NPI 1982231767
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2315 Stockton Blvd
Sacramento, CA 958172201
(916) 734-5974

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
December 18, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A180969

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982231767. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
214
Distinct HCPCS
4
Medicare allowed
$25,406
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 104 104 $176
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 70 70 $8
99284 Emergency department visit with moderate level of medical decision making 22 22 $121
99291 Critical care, first 30-74 minutes 18 18 $216

In context: peer comparison

Among 111 peers in Sacramento Emergency Medicine Physician, average services per provider: 80. This provider delivers 2.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Patrick Cassiday's medical specialty?
Dr. Patrick Cassiday practices Emergency Medicine Physician in Sacramento, CA.
Where does Dr. Patrick Cassiday practice?
Dr. Patrick Cassiday practices at 2315 Stockton Blvd, Sacramento, CA 958172201. Office phone: 9167345974.
What is Dr. Patrick Cassiday's NPI?
Dr. Patrick Cassiday's National Provider Identifier (NPI) is 1982231767, issued by NPPES.
Does Dr. Patrick Cassiday accept Medicare assignment?
Yes. Dr. Patrick Cassiday accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick Cassiday commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.