Doctor profile · Federal record

Dr. Steven Davis, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Anatomic Pathology & Clinical Pathology Physician · Orange, CA

  • NPI 1558463653
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(714) 880-7812
Additional location
9730 Summers Ridge RD
San Diego, CA 921213101
(858) 549-7400
Mailing address
200 S Manchester Ave Ste 300
Orange, CA 928683219

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
November 9, 2022
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #A82145

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558463653. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,824
Distinct HCPCS
10
Medicare allowed
$1,737,491
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 719 202 $137
77525 Complex proton beam radiation treatment 652 172 $1,291
77523 Intermediate proton beam radiation treatment 382 100 $1,147
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 310 81 $85
A4648 Tissue marker, implantable, any type, each 228 76 $80
77336 Continuing radiation therapy consultation per week 150 71 $100
55874 Injection of biodegradable material next to prostate 77 77 $3,268
55876 Placement of device in prostate for radiation therapy 76 76 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 71 70 $115
77014 Ct guidance for insertion of radiation therapy fields 41 36 $48

In context: peer comparison

Among 8 peers in Orange Radiation Oncology Physician, average services per provider: 113. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$42
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Teleflex LLC 1 $22.08
Progenics Pharmaceuticals, INC. 1 $19.47

By nature of payment

Food and Beverage
$42

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
192
Patients
190
Total drug cost
$1,396
Drug Type Claims Patients Total cost
Ciprofloxacin Hcl Generic 74 72 $317
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 63 63 $93
Diazepam Generic 43 43 $34
Naloxone Hcl Generic 12 12 $952

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Davis's medical specialty?
Dr. Steven Davis practices Radiation Oncology Physician in Orange, CA.
Where does Dr. Steven Davis practice?
Dr. Steven Davis practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7148807812.
What is Dr. Steven Davis's NPI?
Dr. Steven Davis's National Provider Identifier (NPI) is 1558463653, issued by NPPES.
Does Dr. Steven Davis accept Medicare assignment?
Yes. Dr. Steven Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Davis commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Complex proton beam radiation treatment (HCPCS 77525); Intermediate proton beam radiation treatment (HCPCS 77523). Source: CMS Medicare Physician & Other Practitioners file.