Alyssa Janousek, M.D.
NPI 1821437252 · Anesthesiology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Janousek, M.D. is a Anesthesiology Physician provider in Phoenix, AZ (NPI 1821437252).
Provider details
- NPI number
- 1821437252
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 59571 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
156 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 Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 35 | $77 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 30 | $124 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 21 | $42 |
| Anesthesia for Other Procedure on Skin of Arms, Legs, and Front Body00400 | 20 | $98 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 16 | $79 |
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 12 | $74 |
Practice location
Mailing address
Additional practice locations (1)
- 350 W Thomas RdPhoenix, AZ 85013-4409Phone: (480) 231-8779
Registry dates
- Enumerated
- 2013-06-19
- Last updated
- 2023-05-17
- Certified
- 2023-05-17
Frequently asked questions
- What is Alyssa Janousek's NPI number?
- Alyssa Janousek's National Provider Identifier (NPI) is 1821437252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Janousek's specialty?
- Alyssa Janousek is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alyssa Janousek located?
- Alyssa Janousek's practice location on file with NPPES is 5777 E Mayo Blvd, Phoenix, AZ 85054-4502.
- What is Alyssa Janousek's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Janousek is (480) 301-8000.
- Does Alyssa Janousek accept Medicare?
- Alyssa Janousek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Janousek's NPI active?
- Yes — Alyssa Janousek's NPI (1821437252) is active in the NPPES registry as of the last update on 2023-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.