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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.

JOHN CHRISTIANSEN MD
NPI 1659174845
Internal Medicine in Atlanta, GA

Active since March 31, 2025PECOS Enrolled
1363 CLIFTON RD NE, ATLANTA, GA 30322(404) 712-2000 Get Directions Write a Review

NPPES record last updated: July 24, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 24, 2026, Mar 31, 2025 (2 updates tracked since 2025).

About John Christiansen Md NPPES

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

JOHN CHRISTIANSEN MD (NPI 1659174845) is an individual internal medicine provider in Atlanta, Georgia, licensed in Georgia (114403) and active in the NPI registry since March 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659174845
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN CHRISTIANSENCredential: MD
Location Address1363 CLIFTON RD NEAtlanta, GA 30322-1013
Mailing Address1363 Clifton Rd NeAtlanta, GA 30322-7753
Phone(404) 712-2000
Sole ProprietorNo
Enumeration DateMarch 31, 2025
Last NPPES UpdateJuly 24, 20262 updates tracked since enumeration
NPPES CertifiedJuly 24, 2026
✔ NPI 1659174845 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in GA · 114403
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1363 CLIFTON RD NE, Atlanta, GA 30322
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Christiansen 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30322 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

JULIE CAPERTON NP
Nurse Practitioner (Family)
1363 CLIFTON RD NE
ATLANTA, GA 30322
Dekalb County (713) 410-1940

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 John Christiansen's NPI number?

The NPI number for John Christiansen is 1659174845. It was assigned to this individual provider in the NPPES registry on March 31, 2025.

Where is John Christiansen located?

John Christiansen practices at 1363 Clifton Rd NE, Atlanta, GA 30322. The listed phone number is (404) 712-2000.

What is John Christiansen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is John Christiansen enrolled in Medicare?

Yes. John Christiansen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for John Christiansen was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.