Doctor profile · Federal record

Dr. Frank Fazzolari, MD

Specialist (CMS: Gastroenterology) · Palo Alto, CA

  • NPI 1043394893
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
795 El Camino Real
Palo Alto, CA 943012302
(650) 321-4121
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
May 27, 2020
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #A75871

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043394893. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,182
Distinct HCPCS
10
Medicare allowed
$134,539
HCPCS Description Services Patients Avg allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 331 329 $6
45380 Biopsy of large bowel using a flexible endoscope 189 189 $127
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 178 177 $290
99213 Established patient office or other outpatient visit, 20-29 minutes 124 110 $111
99214 Established patient office or other outpatient visit, 30-39 minutes 88 83 $155
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 85 85 $87
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 36 36 $211
45381 Injection beneath lining of large bowel using a flexible endoscope 33 32 $19
99212 Established patient office or other outpatient visit, 10-19 minutes 31 29 $71
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 24 24 $30

In context: peer comparison

Among 3 peers in Palo Alto Specialist, average services per provider: 135. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $27.48

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
847
Patients
432
Total drug cost
$120,683
Drug Type Claims Patients Total cost
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 237 236 $18,491
Omeprazole Generic 195 70 $3,548
Famotidine Generic 110 44 $3,168
Buspirone Hcl Generic 41 14 $366
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 40 40 $998
Lubiprostone Generic 37 0 $12,629
Pantoprazole Sodium Generic 37 15 $750
Sucralfate Generic 26 0 $5,010
Ondansetron Odt (Ondansetron) Brand 25 13 $317
Dexlansoprazole Dr (Dexlansoprazole) Brand 20 0 $11,062

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Frank Fazzolari's medical specialty?
Dr. Frank Fazzolari practices Specialist in Palo Alto, CA.
Where does Dr. Frank Fazzolari practice?
Dr. Frank Fazzolari practices at 795 El Camino Real, Palo Alto, CA 943012302. Office phone: 6503214121.
What is Dr. Frank Fazzolari's NPI?
Dr. Frank Fazzolari's National Provider Identifier (NPI) is 1043394893, issued by NPPES.
Does Dr. Frank Fazzolari accept Medicare assignment?
Yes. Dr. Frank Fazzolari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frank Fazzolari commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.