Michael Gajewski, NP-C
NPI 1629553755 · Acute Care Nurse Practitioner · Columbia, SC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Gajewski, NP-C is a Acute Care Nurse Practitioner provider in Columbia, SC (NPI 1629553755).
Provider details
- NPI number
- 1629553755
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 22255 (SC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 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
209 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 135 | $82 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 37 | $55 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 26 | $121 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 11 | $30 |
Typical Medicare-allowed amounts for these services range $30–$121 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sacubitril/Valsartanbrand: Entresto | 293 | 107 |
| Spironolactone | 255 | 108 |
| Metoprolol Succinate | 236 | 92 |
| Empagliflozinbrand: Jardiance | 210 | 81 |
| Dapagliflozin Propanediolbrand: Farxiga | 150 | 32 |
| Bumetanide | 139 | 50 |
| Furosemide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,699 across 139 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)
- 146 E Hospital Dr Ste 400West Columbia, SC 29169-4800Phone: (803) 936-3300Fax: (803) 936-7735
Registry dates
- Enumerated
- 2018-09-25
- Last updated
- 2024-12-12
- Certified
- 2024-12-12
Frequently asked questions
- What is Michael Gajewski's NPI number?
- Michael Gajewski's National Provider Identifier (NPI) is 1629553755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Gajewski's specialty?
- Michael Gajewski is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Gajewski located?
- Michael Gajewski's practice location on file with NPPES is 6 Richland Medical Park Dr Ste 2100, Columbia, SC 29203-6864.
- What is Michael Gajewski's phone number?
- The practice phone number listed in the NPPES registry for Michael Gajewski is (803) 434-2762.
- Does Michael Gajewski accept Medicare?
- Michael Gajewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Gajewski's NPI active?
- Yes — Michael Gajewski's NPI (1629553755) is active in the NPPES registry as of the last update on 2024-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.