David Bayley, M.D.
NPI 1316918923 · Anesthesiology Physician · Janesville, WI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Bayley, M.D. is a Anesthesiology Physician provider in Janesville, WI (NPI 1316918923).
Provider details
- NPI number
- 1316918923
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036105057 (IL)
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
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
387 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 Large Bowel Using an Endoscope00811 | 81 | $63 |
| Anesthesia for Lens Surgery00142 | 62 | $56 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 47 | $49 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 37 | $68 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 25 | $61 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 24 | $153 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-31
- Last updated
- 2025-01-08
- Certified
- 2025-01-08
Frequently asked questions
- What is David Bayley's NPI number?
- David Bayley's National Provider Identifier (NPI) is 1316918923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Bayley's specialty?
- David Bayley is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is David Bayley located?
- David Bayley's practice location on file with NPPES is 3400 E Racine St, Janesville, WI 53546-2344.
- What is David Bayley's phone number?
- The practice phone number listed in the NPPES registry for David Bayley is (608) 373-8000.
- Does David Bayley accept Medicare?
- David Bayley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Bayley's NPI active?
- Yes — David Bayley's NPI (1316918923) is active in the NPPES registry as of the last update on 2025-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.