Kenneth M. Caldwell, MD, a Medical Corporation
NPI 1891809943 · Orthopaedic Surgery Physician · Lafayette, CA
Kenneth M. Caldwell, MD, a Medical Corporation is a Orthopaedic Surgery Physician organization in Lafayette, CA (NPI 1891809943).
Provider details
- NPI number
- 1891809943
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Kenneth Caldwell, Md/President(925) 284-5300
- License
- A22558 (CA)
Specialties & taxonomies
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
2 documented practice locations
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
Additional practice locations (1)
- 80 Grand AvenueSuite 300Oakland, CA 94612Phone: (510) 663-7700Fax: (510) 663-7703
Registry dates
- Enumerated
- 2006-08-18
- Last updated
- 2022-07-21
Frequently asked questions
- What is Kenneth M. Caldwell, MD, a Medical Corporation's NPI number?
- Kenneth M. Caldwell, MD, a Medical Corporation's National Provider Identifier (NPI) is 1891809943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Kenneth M. Caldwell, MD, a Medical Corporation?
- Kenneth M. Caldwell, MD, a Medical Corporation is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth M. Caldwell, MD, a Medical Corporation located?
- Kenneth M. Caldwell, MD, a Medical Corporation's practice location on file with NPPES is 3717 Mt Diablo Blvd Ste 100, Lafayette, CA 94549-3547.
- What is Kenneth M. Caldwell, MD, a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Kenneth M. Caldwell, MD, a Medical Corporation is (925) 284-5300.
- Who is the authorized official for Kenneth M. Caldwell, MD, a Medical Corporation?
- The authorized official listed on Kenneth M. Caldwell, MD, a Medical Corporation's NPPES record is Kenneth Caldwell, Md/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Kenneth M. Caldwell, MD, a Medical Corporation's NPI active?
- Yes — Kenneth M. Caldwell, MD, a Medical Corporation's NPI (1891809943) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.