Doctor profile · Federal record

Dr. Wikrom Chaiwatcharayut, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Ventura, CA

  • NPI 1306259809
  • MIPS 93.3 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 S Wells RD
Ventura, CA 930041377
(805) 647-6322
fax (805) 647-7164
Mailing address
1843 Quiet Cv
Fayetteville, NC 283043857

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
July 22, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
California #A144707 · North Carolina #2021-02077

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306259809. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,954
Distinct HCPCS
10
Medicare allowed
$316,690
HCPCS Description Services Patients Avg allowed
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 828 64 $37
36415 Insertion of needle into vein for collection of blood sample 682 328 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 524 299 $121
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 516 71 $46
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 427 65 $46
83036 Hemoglobin a1c level 343 194 $9
82044 Urine microalbumin (protein) analysis 330 228 $6
G0442 Annual alcohol misuse screening, 5 to 15 minutes 253 253 $17
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes 247 247 $25
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 246 246 $122

In context: peer comparison

Among 13 peers in this city , average services per provider: 120. This provider delivers 50× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,782
Transactions
92
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 19 $362.10
Novo Nordisk Inc 13 $233.04
GlaxoSmithKline, LLC. 12 $176.53
AstraZeneca Pharmaceuticals LP 8 $153.44
ABBVIE INC. 8 $135.80
PFIZER INC. 6 $133.88
Boehringer Ingelheim Pharmaceuticals, Inc. 5 $93.01
Amgen Inc. 6 $92.20
Novartis Pharmaceuticals Corporation 3 $65.44
IDORSIA PHARMACEUTICALS US INC 3 $51.54
Astellas Pharma US Inc 2 $46.83
Takeda Pharmaceuticals U.S.A., Inc. 2 $37.99
Otsuka America Pharmaceutical, Inc. 2 $37.52
Merck Sharp & Dohme LLC 2 $33.19
Abbott Laboratories 1 $24.47

By nature of payment

Food and Beverage
$1,782

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,095
Patients
909
Total drug cost
$47,922
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 380 119 $5,717
Amlodipine Besylate Generic 330 93 $3,499
Losartan Potassium Generic 330 101 $6,029
Levothyroxine Sodium Generic 298 76 $5,070
Rosuvastatin Calcium Generic 263 78 $4,580
Lisinopril Generic 234 72 $2,699
Gabapentin Generic 227 68 $4,661
Pravastatin Sodium Generic 193 54 $3,132
Omeprazole Generic 138 41 $2,281
Metoprolol Succinate Generic 129 40 $2,284

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Wikrom Chaiwatcharayut's medical specialty?
Dr. Wikrom Chaiwatcharayut practices Internal Medicine Physician in Ventura, CA.
Where does Dr. Wikrom Chaiwatcharayut practice?
Dr. Wikrom Chaiwatcharayut practices at 200 S Wells RD, Ventura, CA 930041377. Office phone: 8056476322.
What is Dr. Wikrom Chaiwatcharayut's NPI?
Dr. Wikrom Chaiwatcharayut's National Provider Identifier (NPI) is 1306259809, issued by NPPES.
Does Dr. Wikrom Chaiwatcharayut accept Medicare assignment?
Dr. Wikrom Chaiwatcharayut does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Wikrom Chaiwatcharayut commonly perform?
Top Medicare-reported procedures in 2023: Management using the results of remote vital sign monitoring per calendar month (HCPCS 99458); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.