Lloyd Morrissey, M.D.
NPI 1801903562 · Hospitalist Physician · Oakland, CA
Lloyd Morrissey, M.D. is a Hospitalist Physician provider in Oakland, CA (NPI 1801903562).
Provider details
- NPI number
- 1801903562
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A62603 (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
- 2006-08-25
- Last updated
- 2022-07-21
Frequently asked questions
- What is Lloyd Morrissey's NPI number?
- Lloyd Morrissey's National Provider Identifier (NPI) is 1801903562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lloyd Morrissey's specialty?
- Lloyd Morrissey is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Lloyd Morrissey located?
- Lloyd Morrissey's practice location on file with NPPES is 350 Hawthorne Ave Rm 2346, Oakland, CA 94609-3108.
- What is Lloyd Morrissey's phone number?
- The practice phone number listed in the NPPES registry for Lloyd Morrissey is (510) 655-4000.
- Is Lloyd Morrissey's NPI active?
- Yes — Lloyd Morrissey's NPI (1801903562) 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.