Doctor profile · Federal record

Dr. Benedict Villanueva, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · Fremont, CA

  • NPI 1376601690
  • Accepts Medicare
  • MIPS 81.9 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2557 Mowry Ave Ste 12
Fremont, CA 945381614
(510) 248-1550
fax (510) 793-8783

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
January 23, 2023
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
California #A61699

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376601690. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
837
Distinct HCPCS
7
Medicare allowed
$89,000
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 511 141 $88
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 149 142 $144
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 59 25 $132
99213 Established patient office or other outpatient visit, 20-29 minutes 56 29 $107
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 27 27 $193
99212 Established patient office or other outpatient visit, 10-19 minutes 18 13 $68
99203 New patient office or other outpatient visit, 30-44 minutes 17 17 $132

In context: peer comparison

Among 2 peers in Fremont Infectious Disease Physician, average services per provider: 269. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$135
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Electromed, INC. 1 $85.42
Gilead Sciences, INC. 1 $26.74
Melinta Therapeutics, LLC 1 $22.65

By nature of payment

Food and Beverage
$135

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
125
Patients
0
Total drug cost
$9,682
Drug Type Claims Patients Total cost
Vancomycin Hcl Generic 42 0 $6,310
Ceftriaxone (Ceftriaxone Sodium) Brand 41 0 $1,088
Cefazolin Sodium Generic 23 0 $1,026
Cephalexin Generic 19 0 $1,258

Frequently asked questions

Auto-generated from federal data
What is Dr. Benedict Villanueva's medical specialty?
Dr. Benedict Villanueva practices Infectious Disease Physician in Fremont, CA.
Where does Dr. Benedict Villanueva practice?
Dr. Benedict Villanueva practices at 2557 Mowry Ave Ste 12, Fremont, CA 945381614. Office phone: 5102481550.
What is Dr. Benedict Villanueva's NPI?
Dr. Benedict Villanueva's National Provider Identifier (NPI) is 1376601690, issued by NPPES.
Does Dr. Benedict Villanueva accept Medicare assignment?
Yes. Dr. Benedict Villanueva accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benedict Villanueva commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.