Stephen Desidero, M.D.
NPI 1871586818 · Internal Medicine Physician · New Berlin, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Desidero, M.D. is a Internal Medicine Physician provider in New Berlin, WI (NPI 1871586818).
Provider details
- NPI number
- 1871586818
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36839 (WI)
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
20 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
1,010 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 | 549 | $120 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 198 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 97 | $85 |
| Administration of Influenza Virus VaccineG0008 | 89 | $30 |
| Admn Sarscov2 Vacc 1 Dose90480 | 31 | $41 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 144 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 940 | 242 |
| Amlodipine Besylate | 596 | 153 |
| Levothyroxine Sodium | 462 | 113 |
| Lisinopril | 455 | 119 |
| Simvastatin | 403 | 105 |
| Metoprolol Succinate | 376 | 100 |
| Pantoprazole Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-24
- Last updated
- 2021-11-30
- Certified
- 2021-11-30
Frequently asked questions
- What is Stephen Desidero's NPI number?
- Stephen Desidero's National Provider Identifier (NPI) is 1871586818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Desidero's specialty?
- Stephen Desidero is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Desidero located?
- Stephen Desidero's practice location on file with NPPES is 14555 W National Ave, New Berlin, WI 53151-4494.
- What is Stephen Desidero's phone number?
- The practice phone number listed in the NPPES registry for Stephen Desidero is (262) 827-3636.
- Does Stephen Desidero accept Medicare?
- Stephen Desidero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Desidero's NPI active?
- Yes — Stephen Desidero's NPI (1871586818) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.