Steven Portney, MD
NPI 1609944396 · Rheumatology Physician · Bingham Farms, MI
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Portney, MD is a Rheumatology Physician provider in Bingham Farms, MI (NPI 1609944396).
Provider details
- NPI number
- 1609944396
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301057396 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
418 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 326 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 36 | $146 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $74 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 19 | $138 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 14 | $174 |
Typical Medicare-allowed amounts for these services range $74–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 518 | 127 |
| Prednisone | 340 | 95 |
| Hydroxychloroquine Sulfate | 255 | 75 |
| Etanerceptbrand: Enbrel Sureclick | 160 | 18 |
| Leflunomide | 145 | 35 |
| Etanerceptbrand: Enbrel | 117 | 12 |
| Adalimumab |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-01
- Last updated
- 2026-05-06
- Certified
- 2026-05-06
Frequently asked questions
- What is Steven Portney's NPI number?
- Steven Portney's National Provider Identifier (NPI) is 1609944396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Portney's specialty?
- Steven Portney is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Portney located?
- Steven Portney's practice location on file with NPPES is 31500 Telegraph Rd Ste 225, Bingham Farms, MI 48025-4315.
- What is Steven Portney's phone number?
- The practice phone number listed in the NPPES registry for Steven Portney is (248) 552-0620.
- Does Steven Portney accept Medicare?
- Steven Portney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Portney's NPI active?
- Yes — Steven Portney's NPI (1609944396) is active in the NPPES registry as of the last update on 2026-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.