Doctor profile · Federal record

Dr. Philip Vaidyan, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Saint Louis, MO

  • NPI 1669445508
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1201 S Grand Blvd
Saint Louis, MO 631041016
(314) 977-5060
fax (314) 977-1664
Additional location
915 N Grand Blvd
Saint Louis, MO 631061621
(314) 652-4100
Additional location
Saint Louis University Ambulatory Care Center, 1225 South Grand Blvd.
St. Louis, MO 631041016
(314) 977-6100
fax (314) 977-6164
Mailing address
Division of General Internal Medicine, Room 2717, 1008 South Spring
Saint Louis, MO 63110

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 14, 2025
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Missouri #2005017816
Medicaid
MO #1669445508

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669445508. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
331
Distinct HCPCS
5
Medicare allowed
$30,339
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 207 78 $77
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 50 30 $116
99238 Hospital discharge day management, 30 minutes or less 34 34 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $127
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 20 20 $169

In context: peer comparison

Among 109 peers in this city , average services per provider: 96. This provider delivers 3.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Philip Vaidyan's medical specialty?
Dr. Philip Vaidyan practices Hospitalist Physician in Saint Louis, MO.
Where does Dr. Philip Vaidyan practice?
Dr. Philip Vaidyan practices at 1201 S Grand Blvd, Saint Louis, MO 631041016. Office phone: 3149775060.
What is Dr. Philip Vaidyan's NPI?
Dr. Philip Vaidyan's National Provider Identifier (NPI) is 1669445508, issued by NPPES.
Does Dr. Philip Vaidyan accept Medicare assignment?
Yes. Dr. Philip Vaidyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Philip Vaidyan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.