Marshall Johnson, D.O.
NPI 1699476424 · Psychiatry Physician · Orange Park, FL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marshall Johnson, D.O. is a Psychiatry Physician provider in Orange Park, FL (NPI 1699476424).
Provider details
- NPI number
- 1699476424
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$70 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-03-17
- Last updated
- 2025-07-04
- Certified
- 2025-07-04
Frequently asked questions
- What is Marshall Johnson's NPI number?
- Marshall Johnson's National Provider Identifier (NPI) is 1699476424, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Johnson's specialty?
- Marshall Johnson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Johnson located?
- Marshall Johnson's practice location on file with NPPES is 2001 Kingsley Ave, Orange Park, FL 32073-5148.
- What is Marshall Johnson's phone number?
- The practice phone number listed in the NPPES registry for Marshall Johnson is (904) 639-8500.
- Does Marshall Johnson accept Medicare?
- Marshall Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marshall Johnson's NPI active?
- Yes — Marshall Johnson's NPI (1699476424) is active in the NPPES registry as of the last update on 2025-07-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.