Doctor profile · Federal record

Dr. Amy Guigliano, M.D.

Family Medicine Physician (CMS: Family Practice) · Los Gatos, CA

  • NPI 1689978496
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
15400 Los Gatos Blvd
Los Gatos, CA 950322502
(408) 523-3590
Additional location
9333 Genesee Ave, Suite 200
San Diego, CA 921212111
(858) 657-8600
fax (858) 567-8625
Mailing address
2350 W El Camino Real Fl 2
Mountain View, CA 940406203

Credentials & registration

NPPES · NUCC
NPI registered
January 2011 — 15 yrs on file
Profile last updated
January 4, 2018
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A113721

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689978496. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
269
Distinct HCPCS
5
Medicare allowed
$39,268
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 128 81 $154
99213 Established patient office or other outpatient visit, 20-29 minutes 53 45 $109
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 53 53 $156
99215 Established patient office or other outpatient visit, 40-54 minutes 24 19 $214
G0009 Administration of pneumococcal vaccine 11 11 $34

In context: peer comparison

Among 20 peers in this city , average services per provider: 134. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
696
Patients
120
Total drug cost
$9,385
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 164 48 $1,892
Levothyroxine Sodium Generic 68 17 $1,190
Losartan Potassium Generic 59 16 $678
Amlodipine Besylate Generic 58 15 $563
Lisinopril Generic 52 12 $313
Rosuvastatin Calcium Generic 43 12 $1,245
Metformin Hcl Er (Metformin Hcl) Brand 39 0 $350
Omeprazole Generic 37 0 $543
Escitalopram Oxalate Generic 30 0 $549
Allopurinol Generic 27 0 $541

Frequently asked questions

Auto-generated from federal data
What is Dr. Amy Guigliano's medical specialty?
Dr. Amy Guigliano practices Family Medicine Physician in Los Gatos, CA.
Where does Dr. Amy Guigliano practice?
Dr. Amy Guigliano practices at 15400 Los Gatos Blvd, Los Gatos, CA 950322502. Office phone: 4085233590.
What is Dr. Amy Guigliano's NPI?
Dr. Amy Guigliano's National Provider Identifier (NPI) is 1689978496, issued by NPPES.
Does Dr. Amy Guigliano accept Medicare assignment?
Yes. Dr. Amy Guigliano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amy Guigliano commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.