Stephen Kaczynski, D.O.
NPI 1508811571 · Anesthesiology Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kaczynski, D.O. is a Anesthesiology Physician provider in Tucson, AZ (NPI 1508811571).
Provider details
- NPI number
- 1508811571
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 02002289A (IN)
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
20 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
124 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 58 | $109 |
| Anesthesia for Retinal Surgery00145 | 29 | $163 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 13 | $268 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 13 | $58 |
| Anesthesia for Procedure on Eyelid00103 | 11 | $169 |
Typical Medicare-allowed amounts for these services range $58–$268 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-24
- Last updated
- 2007-10-27
Frequently asked questions
- What is Stephen Kaczynski's NPI number?
- Stephen Kaczynski's National Provider Identifier (NPI) is 1508811571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kaczynski's specialty?
- Stephen Kaczynski is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Kaczynski located?
- Stephen Kaczynski's practice location on file with NPPES is 3390 N Campbell Ave, Tucson, AZ 85719-2380.
- What is Stephen Kaczynski's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kaczynski is (520) 795-7650.
- Does Stephen Kaczynski accept Medicare?
- Stephen Kaczynski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kaczynski's NPI active?
- Yes — Stephen Kaczynski's NPI (1508811571) is active in the NPPES registry as of the last update on 2007-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.