Thomas Mcdonald, MD
NPI 1407265903 · Clinical Pathology/Laboratory Medicine Physician · Valencia, CA
Thomas Mcdonald, MD is a Clinical Pathology/Laboratory Medicine Physician provider in Valencia, CA (NPI 1407265903).
Provider details
- NPI number
- 1407265903
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A149938 (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
11 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
- 2014-08-08
- Last updated
- 2022-09-15
- Certified
- 2022-09-15
Frequently asked questions
- What is Thomas Mcdonald's NPI number?
- Thomas Mcdonald's National Provider Identifier (NPI) is 1407265903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Mcdonald's specialty?
- Thomas Mcdonald is listed in the NPPES registry with a primary specialty of Clinical Pathology/Laboratory Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Mcdonald located?
- Thomas Mcdonald's practice location on file with NPPES is 27027 Tourney Rd, Valencia, CA 91355-5386.
- What is Thomas Mcdonald's phone number?
- The practice phone number listed in the NPPES registry for Thomas Mcdonald is (661) 799-6704.
- Is Thomas Mcdonald's NPI active?
- Yes — Thomas Mcdonald's NPI (1407265903) is active in the NPPES registry as of the last update on 2022-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.