2026 NPPES data Driver NPI 1891644688
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DEMARIO JOHNSON

Driver in CALERA, Alabama. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.

What the federal data shows

DEMARIO JOHNSON is a Driver in CALERA, Alabama, listed in the federal CMS National Provider Identifier registry.

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

What does the federal data show about DEMARIO JOHNSON?

Quality data not reported

NPI registry status

Active

Issued 01/24/2026

NPI 1891644688

Primary specialty

Driver

Mid-sized

8,284 US NPIs in this specialty

Specialty distribution in Alabama

How Driver compares to other specialties among Alabama providers

Alabama providers

Driver share within Alabama

1. Driver42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Driver share within Alabama

Specialty board-certification context

Estimated specialty board-certified rate — Driver (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Driver ABMS/AOA estimate

Est. board-certified rate (Driver) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Driver) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

DEMARIO JOHNSON is a Driver provider practicing in CALERA, Alabama, according to the CMS National Plan and Provider Enumeration System (NPPES). NPI: 1891644688. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

DEMARIO JOHNSON appears in the CMS NPPES registry as a Driver provider at 524 UNION STATION PL, CALERA, AL, 35040, with a listed phone of (205) 200-6760. NPI 1891644688 was issued on 01/24/2026. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what JOHNSON most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D prescribing data is not currently published for this NPI, which typically means the provider either wrote fewer than 11 Part D claims in the most recent reporting year, does not participate in Medicare, or practices in a specialty that rarely prescribes outpatient drugs. Absence of prescribing data is not a quality signal — many Driver providers operate outside Part D entirely.

Driver is a mid-sized specialty nationwide, with 8,284 enrolled providers across 52 states and an average of 7,207 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

524 UNION STATION PL
CALERA, AL 35040

Provider Details

NPI 1891644688
Specialty Driver
Gender Male
NPI Issued 01/24/2026

Driver Overview

How DEMARIO JOHNSON fits within the Driver landscape nationally.

8,284
Driver Providers in US
52
States with Driver
7,207
Avg Claims per Provider

Nearby Driver Providers in Alabama

Other clinicians with the same primary specialty enrolled in Alabama, drawn from the same CMS NPPES roster as JOHNSON.

Compare Driver nationally: see state-by-state distribution →

Frequently Asked Questions

What is DEMARIO JOHNSON's specialty?
DEMARIO JOHNSON specializes in Driver and practices in CALERA, Alabama.
Where is DEMARIO JOHNSON located?
DEMARIO JOHNSON is located at 524 UNION STATION PL, CALERA, AL, 35040. Phone: (205) 200-6760.
What is DEMARIO JOHNSON's NPI number?
DEMARIO JOHNSON's National Provider Identifier (NPI) is 1891644688, issued on 01/24/2026.
How many Driver providers are there in the US?
There are 8,284 Driver providers across 52 states in the US. The average Driver provider writes 7,207 Medicare Part D claims per year.
Does DEMARIO JOHNSON accept Medicare?
DEMARIO JOHNSON appears in CMS Medicare data. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify DEMARIO JOHNSON's credentials?
DEMARIO JOHNSON's NPI is 1891644688. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology