Doctor profile · Federal record

Dr. Timothy Oneill, DO

Family Medicine Physician (CMS: Family Practice) · Clarkston, MI

  • NPI 1033117890
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5701 Bow Pointe Dr, Suite 100
Clarkston, MI 483463199
(248) 625-2621
fax (248) 625-2622

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
February 25, 2020
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #TO020249
Medicaid
MI #1033117890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033117890. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,156
Distinct HCPCS
10
Medicare allowed
$195,099
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 541 338 $124
J1100 Injection, dexamethasone sodium phosphate, 1 mg 433 56 $0
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 356 52 $63
99213 Established patient office or other outpatient visit, 20-29 minutes 249 198 $90
G0442 Annual alcohol misuse screening, 5 to 15 minutes 204 204 $18
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 183 183 $128
G0444 Annual depression screening, 5 to 15 minutes 170 170 $18
99497 Advance care planning, first 30 minutes 166 166 $82
36415 Insertion of needle into vein for collection of blood sample 149 130 $8
96372 Injection of drug or substance under skin or into muscle 135 82 $14

In context: peer comparison

Among 11 peers in Clarkston Family Medicine Physician, average services per provider: 73. This provider delivers 43× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$909
Transactions
63
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 23 $214.33
Novo Nordisk INC 12 $181.23
Amgen INC. 5 $98.13
Pfizer INC. 5 $81.55
Otsuka America Pharmaceutical, INC. 2 $48.77
Merck Sharp & Dohme LLC 2 $33.37
GlaxoSmithKline, LLC. 2 $32.75
AstraZeneca Pharmaceuticals Lp 2 $31.02
Astellas Pharma US INC 2 $27.08
Corium, LLC 3 $23.00
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $20.12
Bayer Healthcare Pharmaceuticals INC. 1 $19.92
Lilly USA, LLC 1 $18.88
Daiichi Sankyo INC. 1 $18.30
Lucid Diagnostics INC. 1 $17.25

By nature of payment

Food and Beverage
$909

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,441
Patients
944
Total drug cost
$59,811
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 396 103 $6,060
Atorvastatin Calcium Generic 395 120 $6,705
Losartan Potassium Generic 334 90 $7,261
Amlodipine Besylate Generic 293 86 $2,871
Omeprazole Generic 254 66 $4,145
Lisinopril Generic 236 67 $2,503
Metoprolol Succinate Generic 223 63 $5,669
Gabapentin Generic 208 49 $3,960
Furosemide Generic 206 49 $948
Potassium Chloride Generic 176 46 $3,144

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Oneill's medical specialty?
Dr. Timothy Oneill practices Family Medicine Physician in Clarkston, MI.
Where does Dr. Timothy Oneill practice?
Dr. Timothy Oneill practices at 5701 Bow Pointe Dr, Clarkston, MI 483463199. Office phone: 2486252621.
What is Dr. Timothy Oneill's NPI?
Dr. Timothy Oneill's National Provider Identifier (NPI) is 1033117890, issued by NPPES.
Does Dr. Timothy Oneill accept Medicare assignment?
Yes. Dr. Timothy Oneill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Oneill commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.