John Marshall, M.D., P.L.L.C.
NPI 1013298868 · Family Medicine Physician · Phoenix, AZ
John Marshall, M.D., P.L.L.C. is a Family Medicine Physician organization in Phoenix, AZ (NPI 1013298868).
Provider details
- NPI number
- 1013298868
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Marshall, Single Member / Owner(602) 443-1085
- License
- 10961 (AZ)
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
14 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
- 2011-09-07
- Last updated
- 2019-06-13
Frequently asked questions
- What is John Marshall, M.D., P.L.L.C.'s NPI number?
- John Marshall, M.D., P.L.L.C.'s National Provider Identifier (NPI) is 1013298868, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Marshall, M.D., P.L.L.C.?
- John Marshall, M.D., P.L.L.C. is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Marshall, M.D., P.L.L.C. located?
- John Marshall, M.D., P.L.L.C.'s practice location on file with NPPES is 3811 E Bell Rd Ste 106, Phoenix, AZ 85032-2158.
- What is John Marshall, M.D., P.L.L.C.'s phone number?
- The practice phone number listed in the NPPES registry for John Marshall, M.D., P.L.L.C. is (602) 482-6100.
- Who is the authorized official for John Marshall, M.D., P.L.L.C.?
- The authorized official listed on John Marshall, M.D., P.L.L.C.'s NPPES record is John Marshall, Single Member / Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Marshall, M.D., P.L.L.C.'s NPI active?
- Yes — John Marshall, M.D., P.L.L.C.'s NPI (1013298868) is active in the NPPES registry as of the last update on 2019-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.