Richard Mainwaring, MD
NPI 1013934702 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Mainwaring, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Palo Alto, CA (NPI 1013934702).
Provider details
- NPI number
- 1013934702
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G69209 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2024-04-27
- Certified
- 2024-04-27
Frequently asked questions
- What is Richard Mainwaring's NPI number?
- Richard Mainwaring's National Provider Identifier (NPI) is 1013934702, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Mainwaring's specialty?
- Richard Mainwaring is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Mainwaring located?
- Richard Mainwaring's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is Richard Mainwaring's phone number?
- The practice phone number listed in the NPPES registry for Richard Mainwaring is (650) 497-8000.
- Does Richard Mainwaring accept Medicare?
- Richard Mainwaring is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Mainwaring's NPI active?
- Yes — Richard Mainwaring's NPI (1013934702) is active in the NPPES registry as of the last update on 2024-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.