Doctor profile · Federal record

Dr. Adrian Chen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Richmond, MO

  • NPI 1790952869
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
902 Wollard Blvd
Richmond, MO 640852229
(816) 776-2201
fax (816) 776-7678
Additional location
8880 Ne 82Nd Ter
Kansas City, MO 641581313
(816) 437-8122
fax (816) 407-9609
Mailing address
9411 N Oak Trfy Ste Ll1
Kansas City, MO 641552262

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
July 24, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Missouri #2012004024

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790952869. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
3
Medicare allowed
$1,063
HCPCS Description Services Patients Avg allowed
87804 Detection test by immunoassay with direct visual observation for influenza virus 23 12 $16
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 16 15 $41
81002 Urinalysis, manual test 12 11 $3

In context: peer comparison

Among 1 peers in Richmond Internal Medicine Physician, average services per provider: 17. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,427
Transactions
76
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 17 $213.40
Teva Pharmaceuticals USA, INC. 10 $168.84
AstraZeneca Pharmaceuticals Lp 6 $161.62
Lilly USA, LLC 9 $157.60
Abbott Laboratories 8 $137.18
Dexcom, INC. 4 $88.97
Novo Nordisk INC 4 $61.61
Merck Sharp & Dohme LLC 3 $59.93
Vanda Pharmaceuticals INC. 2 $58.11
Otsuka America Pharmaceutical, INC. 3 $48.82
Exact Sciences Corporation 3 $48.30
Lundbeck LLC 2 $43.73
Antares Pharma, INC. 2 $35.61
Sumitomo Pharma America, INC. 2 $27.84
Phathom Pharmaceuticals, INC. 1 $20.82

By nature of payment

Food and Beverage
$1,427

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
319
Patients
123
Total drug cost
$4,590
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 56 25 $1,307
Levothyroxine Sodium Generic 25 15 $315
Meloxicam Generic 25 14 $107
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 25 0 $702
Lisinopril Generic 21 13 $157
Pantoprazole Sodium Generic 21 0 $340
Atorvastatin Calcium Generic 18 14 $240
Gabapentin Generic 18 0 $341
Tramadol Hcl Generic 18 13 $97
Amlodipine Besylate Generic 17 13 $87

Frequently asked questions

Auto-generated from federal data
What is Dr. Adrian Chen's medical specialty?
Dr. Adrian Chen practices Internal Medicine Physician in Richmond, MO.
Where does Dr. Adrian Chen practice?
Dr. Adrian Chen practices at 902 Wollard Blvd, Richmond, MO 640852229. Office phone: 8167762201.
What is Dr. Adrian Chen's NPI?
Dr. Adrian Chen's National Provider Identifier (NPI) is 1790952869, issued by NPPES.
Does Dr. Adrian Chen accept Medicare assignment?
Yes. Dr. Adrian Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Adrian Chen commonly perform?
Top Medicare-reported procedures in 2023: Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804); Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (HCPCS 87811); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.