Gary Schaer, M.D.
NPI 1447279237 · Interventional Cardiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Schaer, M.D. is a Interventional Cardiology Physician provider in Chicago, IL (NPI 1447279237).
Provider details
- NPI number
- 1447279237
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-079405 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2,289 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 884 | $8 |
| 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 | 403 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 395 | $149 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 351 | $100 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 75 | $132 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 806 | 257 |
| Metoprolol Succinate | 560 | 182 |
| Rosuvastatin Calcium | 555 | 181 |
| Amlodipine Besylate | 540 | 178 |
| Ezetimibe | 491 | 164 |
| Carvedilol | 315 | 108 |
| Losartan Potassium | 249 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2015-12-02
Frequently asked questions
- What is Gary Schaer's NPI number?
- Gary Schaer's National Provider Identifier (NPI) is 1447279237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Schaer's specialty?
- Gary Schaer is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Schaer located?
- Gary Schaer's practice location on file with NPPES is 1725 W Harrison St, Chicago, IL 60612-3841.
- What is Gary Schaer's phone number?
- The practice phone number listed in the NPPES registry for Gary Schaer is (312) 942-5020.
- Does Gary Schaer accept Medicare?
- Gary Schaer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Schaer's NPI active?
- Yes — Gary Schaer's NPI (1447279237) is active in the NPPES registry as of the last update on 2015-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.