Doctor profile · Federal record

Dr. Peter Hwang, MD

Otolaryngology Physician (CMS: Otolaryngology) · Palo Alto, CA

  • NPI 1629127428
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
725 Welch RD
Palo Alto, CA 943041601
(650) 497-8000

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 29, 2024
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
California #G075836

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629127428. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
809
Distinct HCPCS
10
Medicare allowed
$113,064
HCPCS Description Services Patients Avg allowed
31231 Diagnostic exam of nasal passages using an endoscope 282 223 $49
99213 Established patient office or other outpatient visit, 20-29 minutes 129 116 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 72 64 $113
31237 Biopsy or removal of nasal polyp or tissue using an endoscope 66 55 $224
99204 New patient office or other outpatient visit, 45-59 minutes 47 47 $153
30117 Removal or destruction of growth of nose through nose 34 12 $302
99203 New patient office or other outpatient visit, 30-44 minutes 32 32 $95
31267 Removal of nasal sinus tissue using an endoscope 29 28 $287
61782 Computer-assisted procedure outside membrane covering brain 25 25 $197
30520 Reshaping of nasal cartilage 22 22 $551

In context: peer comparison

Among 7 peers in Palo Alto Otolaryngology Physician, average services per provider: 76. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,395
Transactions
7
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 5 $4,754.69
Stryker Corporation 2 $640.00

By nature of payment

Consulting Fee
$5,307
Food and Beverage
$88

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$43,049
Drug Type Claims Patients Total cost
Dupixent Syringe (Dupilumab) Brand 11 0 $43,049

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Hwang's medical specialty?
Dr. Peter Hwang practices Otolaryngology Physician in Palo Alto, CA.
Where does Dr. Peter Hwang practice?
Dr. Peter Hwang practices at 725 Welch RD, Palo Alto, CA 943041601. Office phone: 6504978000.
What is Dr. Peter Hwang's NPI?
Dr. Peter Hwang's National Provider Identifier (NPI) is 1629127428, issued by NPPES.
Does Dr. Peter Hwang accept Medicare assignment?
Yes. Dr. Peter Hwang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Hwang commonly perform?
Top Medicare-reported procedures in 2023: Diagnostic exam of nasal passages using an endoscope (HCPCS 31231); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.