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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CRAIG G. JOHNSON MD
NPI 1700998911
Psychiatry & Neurology - Clinical Neurophysiology in Marietta, GA

Active since September 01, 2006PECOS Enrolled
2540 WINDY HILL RD SE, MARIETTA, GA 30067(770) 644-1570 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 29, 2026, Oct 31, 2019 (2 updates tracked since 2019).

About Craig G. Johnson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CRAIG G. JOHNSON MD (NPI 1700998911) is an individual clinical neurophysiology provider in Marietta, Georgia, licensed in Georgia (29689) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Decatur.

NPPES Registry Identity

NPI1700998911
Entity TypeIndividualMale
Primary Taxonomy2084N0600X
Provider Legal NameCRAIG G. JOHNSONCredential: MD
Location Address2540 WINDY HILL RD SEMarietta, GA 30067-8605
Mailing Address1234 Williamswood PointeDecatur, GA 30033-2800 · (770) 888-2524
Phone(770) 644-1570
Sole ProprietorYes
Enumeration DateSeptember 1, 2006
Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration
✔ NPI 1700998911 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Clinical NeurophysiologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0600X
License✔ Licensed in GA · 29689
Definition
Clinical Neurophysiology is a subspecialty with psychiatric or neurologic expertise in the diagnosis and management of central, peripheral, and autonomic nervous system disorders using combined clinical evaluation and electrophysiologic testing such as electroencephalography (EEG), electromyography (EMG), and nerve conduction studies (NCS).
2540 WINDY HILL RD SE, Marietta, GA 30067
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Secondary Practice Location 1

Location 11234 Williamswood PointeDecatur, GA 30033-2800 · Phone (770) 888-2524

Other Identifiers 1

Medicaid00345408CGA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Craig G. Johnson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Craig Johnson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Stem Medical Group, PC
1,200 mi
Neurology
501 S CHERRY ST STE 1100
Denver, CO 80246
  • Reassigned Medicare billing, Georgia enrollment
  • 2 clinicians in this Medicare group
NPI 1508592361 (800) 975-1652
Rchp Billings - Missoula LLC
1,782 mi
Family Medicine
2827 FORT MISSOULA RD
Missoula, MT 59804
  • Reassigned Medicare billing, Montana enrollment
  • 192 clinicians in this Medicare group
NPI 1376946913 (406) 327-4620

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NAZIM ALI SYED MD
Hospitalist
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (770) 732-4022
SHARI STOKES M.D.
Anesthesiology
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (470) 644-1274
DR. NILAY NIRDOSH MD
Hospitalist
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (770) 644-1000
MARIO TORRES-NIEVES
Nurse Anesthetist, Certified Registered
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (470) 644-1274
SHAWN MICHAEL KADE PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (770) 644-1570
ROBERT J DELPOZO M.D.
Psychiatry & Neurology (Psychiatry)
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (770) 644-1570
DR. KRISTY HENDRICKS JACKSON M.D.
Psychiatry & Neurology (Psychiatry)
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (770) 644-1570
IFFAT BHUIYAN MD
Psychiatry & Neurology (Psychiatry)
2540 WINDY HILL RD SE
MARIETTA, GA 30067
Cobb County (770) 644-1570

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Craig Johnson's NPI number?

The NPI number for Craig Johnson is 1700998911. It was assigned to this individual provider in the NPPES registry on September 1, 2006.

Where is Craig Johnson located?

Craig Johnson practices at 2540 Windy Hill Rd SE, Marietta, GA 30067. The listed phone number is (770) 644-1570.

What is Craig Johnson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Clinical Neurophysiology, with taxonomy code 2084N0600X.

Is Craig Johnson enrolled in Medicare?

Yes. Craig Johnson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Craig Johnson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Craig Johnson reassigns Medicare benefits to 2 organizations: Stem Medical Group, PC (Denver, CO) and Rchp Billings - Missoula LLC (Missoula, MT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Craig Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Craig Johnson was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.