Doctor profile · Federal record

Dr. Chad Weldy, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Stanford, CA

  • NPI 1477084309
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
fax (650) 498-6205

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
April 26, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #A157175

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477084309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
123
Distinct HCPCS
5
Medicare allowed
$16,205
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 42 23 $135
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 31 19 $89
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $147
99239 Hospital discharge day management, more than 30 minutes 16 16 $131
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $196

In context: peer comparison

Among 33 peers in Stanford Cardiovascular Disease Physician, average services per provider: 162. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$21,665
Drug Type Claims Patients Total cost
Jardiance (Empagliflozin) Brand 14 0 $21,665

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chad Weldy's medical specialty?
Dr. Chad Weldy practices Cardiovascular Disease Physician in Stanford, CA.
Where does Dr. Chad Weldy practice?
Dr. Chad Weldy practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Chad Weldy's NPI?
Dr. Chad Weldy's National Provider Identifier (NPI) is 1477084309, issued by NPPES.
Does Dr. Chad Weldy accept Medicare assignment?
Yes. Dr. Chad Weldy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chad Weldy commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.