Michael Kaster, M.D.
NPI 1891180980 · Pulmonary Disease Physician · Greenville, SC
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Kaster, M.D. is a Pulmonary Disease Physician provider in Greenville, SC (NPI 1891180980).
Provider details
- NPI number
- 1891180980
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 87778 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,176 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 129 | $200 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 117 | $37 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 96 | $112 |
| Test to Measure Expiratory Airflow and Volume94010 | 95 | $17 |
| Ultrasound Scan of Chest76604 | 94 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 80 | $120 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 162 | 32 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 78 | 29 |
| Tiotropium Br/Olodaterol Hclbrand: Stiolto Respimat | 57 | 12 |
| Roflumilast | 31 | — |
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 25 | — |
| Furosemide | 24 | — |
| Umeclidinium Brm/Vilanterol Tr |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$858 across 19 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 (1)
- 4223 William StOmaha, NE 68105-1749Phone: (847) 997-9764
Registry dates
- Enumerated
- 2015-04-06
- Last updated
- 2025-12-15
- Certified
- 2025-12-15
Frequently asked questions
- What is Michael Kaster's NPI number?
- Michael Kaster's National Provider Identifier (NPI) is 1891180980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Kaster's specialty?
- Michael Kaster is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Kaster located?
- Michael Kaster's practice location on file with NPPES is 890 W Faris Rd Ste 580, Greenville, SC 29605-4281.
- What is Michael Kaster's phone number?
- The practice phone number listed in the NPPES registry for Michael Kaster is (864) 455-7874.
- Does Michael Kaster accept Medicare?
- Michael Kaster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Kaster's NPI active?
- Yes — Michael Kaster's NPI (1891180980) is active in the NPPES registry as of the last update on 2025-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.