Doctor profile · Federal record

Dr. Corey Tiller, PA

Physician Assistant · Chino Hills, CA

  • NPI 1982122776
  • MIPS 86.3 / 100 · 2023
  • 9 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1737 Walnut Creek Drive
Chino Hills, CA 91709
(909) 263-3672
Mailing address
14417 Badger Ln
Eastvale, CA 928801093

Credentials & registration

NPPES · NUCC
NPI registered
September 2017 — 9 yrs on file
Profile last updated
July 21, 2022
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #54880

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982122776. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
147
Distinct HCPCS
3
Medicare allowed
$15,182
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 60 57 $105
99285 Emergency department visit with high level of medical decision making 57 55 $152
71045 X-ray of chest, 1 view 30 29 $8

In context: peer comparison

Among 4 peers in Chino Hills Physician Assistant, average services per provider: 39. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Xeris Pharmaceuticals, INC. 1 $17.17

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
126
Patients
126
Total drug cost
$772
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 34 34 $158
Ibuprofen Generic 33 33 $158
Cephalexin Generic 25 25 $234
Ondansetron Odt (Ondansetron) Brand 21 21 $136
Omeprazole Generic 13 13 $86

Frequently asked questions

Auto-generated from federal data
What is Dr. Corey Tiller's medical specialty?
Dr. Corey Tiller practices Physician Assistant in Chino Hills, CA.
Where does Dr. Corey Tiller practice?
Dr. Corey Tiller practices at 1737 Walnut Creek Drive, Chino Hills, CA 91709. Office phone: 9092633672.
What is Dr. Corey Tiller's NPI?
Dr. Corey Tiller's National Provider Identifier (NPI) is 1982122776, issued by NPPES.
What procedures does Dr. Corey Tiller commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.