Gregory Macdonell, M.D.
NPI 1013932052 · Anesthesiology Physician · Los Gatos, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Macdonell, M.D. is a Anesthesiology Physician provider in Los Gatos, CA (NPI 1013932052).
Provider details
- NPI number
- 1013932052
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G59930 (CA)
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
19 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
396 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 | 109 | $144 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 93 | $145 |
| Anesthesia for Procedure on Eyelid00103 | 74 | $178 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 34 | $144 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 32 | $109 |
| Anesthesia for Other Procedure on Eye00140 | 27 | $182 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-12
- Last updated
- 2011-01-05
Frequently asked questions
- What is Gregory Macdonell's NPI number?
- Gregory Macdonell's National Provider Identifier (NPI) is 1013932052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Macdonell's specialty?
- Gregory Macdonell is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Macdonell located?
- Gregory Macdonell's practice location on file with NPPES is 15195 National Ave, Los Gatos, CA 95032.
- What is Gregory Macdonell's phone number?
- The practice phone number listed in the NPPES registry for Gregory Macdonell is (408) 356-0454.
- Does Gregory Macdonell accept Medicare?
- Gregory Macdonell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Macdonell's NPI active?
- Yes — Gregory Macdonell's NPI (1013932052) is active in the NPPES registry as of the last update on 2011-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.