John Gajewski, PA-C
NPI 1598338733 · Physician Assistant · Omaha, NE
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Gajewski, PA-C is a Physician Assistant provider in Omaha, NE (NPI 1598338733).
Provider details
- NPI number
- 1598338733
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 2612 (NE)
Specialties & taxonomies
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
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
40 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 | 40 | $76 |
Typical Medicare-allowed amounts for these services range $76–$76 (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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 77 | — |
| Bupropion Hclbrand: Bupropion Xl | 74 | 17 |
| Lorazepam | 63 | — |
| Esketamine Hclbrand: Spravato | 54 | — |
| Clonazepam | 45 | — |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphet Er | 44 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (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
Registry dates
- Enumerated
- 2021-07-23
- Last updated
- 2021-07-23
- Certified
- 2021-06-27
Frequently asked questions
- What is John Gajewski's NPI number?
- John Gajewski's National Provider Identifier (NPI) is 1598338733, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gajewski's specialty?
- John Gajewski is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Gajewski located?
- John Gajewski's practice location on file with NPPES is 42nd and Emile St, Omaha, NE 68198-0001.
- What is John Gajewski's phone number?
- The practice phone number listed in the NPPES registry for John Gajewski is (402) 552-6007.
- Does John Gajewski accept Medicare?
- John Gajewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Gajewski's NPI active?
- Yes — John Gajewski's NPI (1598338733) is active in the NPPES registry as of the last update on 2021-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.