Steven Timmis, M.D.
NPI 1235189762 · Interventional Cardiology Physician · Southfield, MI
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Timmis, M.D. is a Interventional Cardiology Physician provider in Southfield, MI (NPI 1235189762).
Provider details
- NPI number
- 1235189762
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301057715 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,775 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 468 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 456 | $117 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 233 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 129 | $174 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 117 | $69 |
| Critical Care, First 30-74 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 1,216 | 363 |
| Atorvastatin Calcium | 1,008 | 284 |
| Ezetimibe | 934 | 276 |
| Metoprolol Succinate | 811 | 232 |
| Losartan Potassium | 551 | 166 |
| Apixabanbrand: Eliquis | 548 | 143 |
| Carvedilol | 547 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$26 across 1 record (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
Additional practice locations (2)
- 27901 Woodward Ave Ste 300Berkley, MI 48072-0921Phone: (248) 545-0070Fax: (248) 545-4850
- 4949 Coolidge HwyRoyal Oak, MI 48073-1026Phone: (248) 655-3220Fax: (248) 655-3224
Registry dates
- Enumerated
- 2006-05-12
- Last updated
- 2024-11-07
- Certified
- 2024-11-07
Frequently asked questions
- What is Steven Timmis's NPI number?
- Steven Timmis's National Provider Identifier (NPI) is 1235189762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Timmis's specialty?
- Steven Timmis is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Timmis located?
- Steven Timmis's practice location on file with NPPES is 16800 W 12 Mile Rd, Southfield, MI 48076-2108.
- What is Steven Timmis's phone number?
- The practice phone number listed in the NPPES registry for Steven Timmis is (248) 569-9797.
- Does Steven Timmis accept Medicare?
- Steven Timmis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Timmis's NPI active?
- Yes — Steven Timmis's NPI (1235189762) is active in the NPPES registry as of the last update on 2024-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.