Timothy Oneill, DO
NPI 1033117890 · Family Medicine Physician · Clarkston, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Oneill, DO is a Family Medicine Physician provider in Clarkston, MI (NPI 1033117890).
Provider details
- NPI number
- 1033117890
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- TO020249 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,777 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 478 | $127 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 390 | $63 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 266 | $89 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 263 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 249 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 166 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 457 | 124 |
| Levothyroxine Sodium | 431 | 107 |
| Losartan Potassium | 381 | 98 |
| Amlodipine Besylate | 370 | 101 |
| Lisinopril | 280 | 73 |
| Omeprazole | 254 | 71 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$909 across 66 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2020-02-25
- Certified
- 2020-02-25
Frequently asked questions
- What is Timothy Oneill's NPI number?
- Timothy Oneill's National Provider Identifier (NPI) is 1033117890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Oneill's specialty?
- Timothy Oneill is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Oneill located?
- Timothy Oneill's practice location on file with NPPES is 5701 Bow Pointe Dr, Clarkston, MI 48346-3199.
- What is Timothy Oneill's phone number?
- The practice phone number listed in the NPPES registry for Timothy Oneill is (248) 625-2621.
- Does Timothy Oneill accept Medicare?
- Timothy Oneill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Oneill's NPI active?
- Yes — Timothy Oneill's NPI (1033117890) is active in the NPPES registry as of the last update on 2020-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.