Doctor profile · Federal record

Dr. Stephen Ronan, MD

Plastic Surgery Physician · Danville, CA

  • NPI 1649239971
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3600 Blackhawk Plaza Cir
Danville, CA 945064623
(925) 736-5757
fax (925) 736-5763

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
December 23, 2025
Specialty taxonomy
208200000X — NUCC code
State license (1)
California #A72320

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649239971. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$804
Transactions
21
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Galderma Laboratories, L.P. 10 $311.83
Revance Therapeutics, INC. 5 $293.80
Mentor Worldwide LLC 3 $101.02
Motiva USA, LLC 2 $56.13
Merz North America, INC. 1 $41.34

By nature of payment

Food and Beverage
$804

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
102
Patients
70
Total drug cost
$746
Drug Type Claims Patients Total cost
Minoxidil Generic 17 0 $216
Cephalexin Generic 16 15 $122
Gabapentin Generic 16 16 $60
Ibuprofen Generic 16 15 $67
Montelukast Sodium Generic 13 0 $179
Ondansetron Odt (Ondansetron) Brand 12 12 $65
Tramadol Hcl Generic 12 12 $37

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Ronan's medical specialty?
Dr. Stephen Ronan practices Plastic Surgery Physician in Danville, CA.
Where does Dr. Stephen Ronan practice?
Dr. Stephen Ronan practices at 3600 Blackhawk Plaza Cir, Danville, CA 945064623. Office phone: 9257365757.
What is Dr. Stephen Ronan's NPI?
Dr. Stephen Ronan's National Provider Identifier (NPI) is 1649239971, issued by NPPES.