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Spencer Bayless, MD
NPI 1477245884 · Anesthesiology Physician · Tucson, AZ
Spencer Bayless, MD is a Anesthesiology Physician provider in Tucson, AZ (NPI 1477245884).
Provider details
- NPI number
- 1477245884
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- R80235 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
1625 N Campbell Ave
Tucson, AZ 85719-4330
Phone: (520) 626-7221
Street-level locationGet directions
Mailing address
1501 N Campbell Ave Ste 4401
Tucson, AZ 85724-0001
Registry dates
- Enumerated
- 2023-05-24
- Last updated
- 2023-05-24
- Certified
- 2023-05-23
Frequently asked questions
- What is Spencer Bayless's NPI number?
- Spencer Bayless's National Provider Identifier (NPI) is 1477245884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Bayless's specialty?
- Spencer Bayless is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Spencer Bayless located?
- Spencer Bayless's practice location on file with NPPES is 1625 N Campbell Ave, Tucson, AZ 85719-4330.
- What is Spencer Bayless's phone number?
- The practice phone number listed in the NPPES registry for Spencer Bayless is (520) 626-7221.
- Is Spencer Bayless's NPI active?
- Yes — Spencer Bayless's NPI (1477245884) is active in the NPPES registry as of the last update on 2023-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.