Doctor profile · Federal record

Dr. Timothy Wellemeyer, MD

Family Medicine Physician · Holt, MI

  • NPI 1407814916
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4378 Holt RD
Holt, MI 488421666
(517) 694-1466
fax (517) 694-3530

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
December 16, 2013
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #TW044920
Medicaid
MI #102805476

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407814916. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
583
Distinct HCPCS
8
Medicare allowed
$48,948
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 305 117 $121
96372 Injection of drug or substance under skin or into muscle 63 15 $12
81003 Automated urinalysis test 44 40 $2
83036 Hemoglobin a1c level 42 20 $10
99215 Established patient office or other outpatient visit, 40-54 minutes 40 40 $173
90662 Influenza vaccine split virus, preservative free 39 37 $72
G0008 Administration of influenza virus vaccine 38 37 $29
82044 Urine microalbumin (protein) analysis 12 11 $6

In context: peer comparison

Among 7 peers in Holt Family Medicine Physician, average services per provider: 66. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$167
Transactions
9
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 4 $81.42
Abbvie INC. 1 $21.30
Radius Health, INC. 1 $18.09
Exact Sciences Corporation 1 $17.41
Sumitomo Pharma America, INC. 1 $15.44
Phathom Pharmaceuticals, INC. 1 $13.41

By nature of payment

Food and Beverage
$167

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,900
Patients
1,455
Total drug cost
$91,511
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 600 165 $11,640
Omeprazole Generic 542 164 $10,318
Amlodipine Besylate Generic 476 141 $4,357
Atorvastatin Calcium Generic 411 120 $5,995
Rosuvastatin Calcium Generic 388 115 $10,775
Losartan Potassium Generic 328 90 $5,791
Metoprolol Succinate Generic 312 87 $7,037
Pantoprazole Sodium Generic 309 94 $7,220
Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) Brand 271 81 $3,397
Lisinopril Generic 242 73 $2,832

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Wellemeyer's medical specialty?
Dr. Timothy Wellemeyer practices Family Medicine Physician in Holt, MI.
Where does Dr. Timothy Wellemeyer practice?
Dr. Timothy Wellemeyer practices at 4378 Holt RD, Holt, MI 488421666. Office phone: 5176941466.
What is Dr. Timothy Wellemeyer's NPI?
Dr. Timothy Wellemeyer's National Provider Identifier (NPI) is 1407814916, issued by NPPES.
What procedures does Dr. Timothy Wellemeyer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.