Keith Baker, MD PHD
NPI 1962493510 · Anesthesiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith Baker, MD PHD is a Anesthesiology Physician provider in Boston, MA (NPI 1962493510).
Provider details
- NPI number
- 1962493510
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- License
- 81303 (MA)
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
99 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 Closed Procedure on Chest00520 | 28 | $294 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 23 | $124 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 22 | $45 |
| Anesthesia for Procedure on Chest With 1 Lung Inflated00541 | 13 | $636 |
| Anesthesia for Other Procedure on Upper Abdomen00790 | 13 | $374 |
Typical Medicare-allowed amounts for these services range $45–$636 (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
- 2005-11-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Keith Baker's NPI number?
- Keith Baker's National Provider Identifier (NPI) is 1962493510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith Baker's specialty?
- Keith Baker is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Keith Baker located?
- Keith Baker's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2696.
- What is Keith Baker's phone number?
- The practice phone number listed in the NPPES registry for Keith Baker is (617) 726-3030.
- Does Keith Baker accept Medicare?
- Keith Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith Baker's NPI active?
- Yes — Keith Baker's NPI (1962493510) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.