Michael Alexander, M.D.
NPI 1356768253 · Pulmonary Disease Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Alexander, M.D. is a Pulmonary Disease Physician provider in Chicago, IL (NPI 1356768253).
Provider details
- NPI number
- 1356768253
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.142808 (IL)
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
12 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
1,837 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 323 | $124 |
| 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 | 317 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 288 | $102 |
| Critical Care, First 30-74 Minutes99291 | 110 | $224 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 104 | $181 |
| Test to Examine How Well the Lungs Exchange Gases |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 250 | 57 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 221 | 106 |
| Ipratropium Bromide | 127 | 59 |
| Prednisone | 98 | 71 |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 94 | 28 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 67 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$933 across 18 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
Additional practice locations (2)
- 240 E. Huron St.Mcgaw M-325bChicago, IL 60611-4872Phone: (312) 695-1800
- 505 E 70th StWeill Cornell Internal Medicine AssociatesNew York, NY 10021-4872Phone: (847) 489-2492
Registry dates
- Enumerated
- 2014-03-28
- Last updated
- 2020-08-06
- Certified
- 2020-08-06
Frequently asked questions
- What is Michael Alexander's NPI number?
- Michael Alexander's National Provider Identifier (NPI) is 1356768253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Alexander's specialty?
- Michael Alexander is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Alexander located?
- Michael Alexander's practice location on file with NPPES is 675 N Saint Clair St Ste 18-250, Chicago, IL 60611-5980.
- What is Michael Alexander's phone number?
- The practice phone number listed in the NPPES registry for Michael Alexander is (312) 695-1800.
- Does Michael Alexander accept Medicare?
- Michael Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Alexander's NPI active?
- Yes — Michael Alexander's NPI (1356768253) is active in the NPPES registry as of the last update on 2020-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.