Doctor profile · Federal record

Dr. Timothy Wu, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Montclair, CA

  • NPI 1700375656
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9525 Monte Vista Ave # 105
Montclair, CA 917632231
(909) 731-2715

Credentials & registration

NPPES · NUCC
NPI registered
May 2018 — 8 yrs on file
Profile last updated
July 25, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #125071848

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700375656. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,355
Distinct HCPCS
9
Medicare allowed
$172,801
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 604 157 $82
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 286 33 $194
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 138 127 $179
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 98 26 $123
99238 Hospital discharge day management, 30 minutes or less 71 71 $84
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 59 54 $188
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 42 20 $161
99239 Hospital discharge day management, more than 30 minutes 41 39 $118
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 16 15 $138

In context: peer comparison

Among 6 peers in Montclair Internal Medicine Physician, average services per provider: 106. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$546
Transactions
41
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 38 $475.67
Grifols USA, LLC 1 $29.68
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $21.81
Merck Sharp & Dohme LLC 1 $19.23

By nature of payment

Food and Beverage
$546

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,118
Patients
513
Total drug cost
$43,038
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 184 69 $1,839
Furosemide Generic 118 70 $451
Pantoprazole Sodium Generic 105 51 $3,396
Gabapentin Generic 75 24 $1,068
Potassium Chloride Generic 73 39 $1,681
Eliquis (Apixaban) Brand 67 28 $28,113
Cefdinir Generic 65 62 $682
Losartan Potassium Generic 63 31 $656
Levetiracetam Generic 61 20 $1,468
Carvedilol Generic 56 25 $378

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Wu's medical specialty?
Dr. Timothy Wu practices Internal Medicine Physician in Montclair, CA.
Where does Dr. Timothy Wu practice?
Dr. Timothy Wu practices at 9525 Monte Vista Ave # 105, Montclair, CA 917632231. Office phone: 9097312715.
What is Dr. Timothy Wu's NPI?
Dr. Timothy Wu's National Provider Identifier (NPI) is 1700375656, issued by NPPES.
Does Dr. Timothy Wu accept Medicare assignment?
Yes. Dr. Timothy Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Wu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Residence visit for established patient with high level of medical decision making (HCPCS 99350); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.