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DR. ARJUN KASTHURI RANGAN MD
NPI 1720665334
Psychiatry & Neurology - Neurology in Chattanooga, TN

Active since March 28, 2021PECOS EnrolledAccepts Medicare Assignment
975 E 3RD ST, CHATTANOOGA, TN 37403(423) 778-9001 Get Directions Write a Review

NPPES record last updated: November 10, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Nov 10, 2025, Mar 28, 2021 (2 updates tracked since 2021).

About Dr. Arjun Kasthuri Rangan Md NPPES

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

DR. ARJUN KASTHURI RANGAN MD (NPI 1720665334) is an individual neurology provider in Chattanooga, Tennessee, licensed in Tennessee (73440) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with Erlanger Medical Center, and is a graduate of Medical College Of Georgia School Of Medicine (2021).

NPPES Registry Identity

NPI1720665334
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. ARJUN KASTHURI RANGANCredential: MD
Location Address975 E 3RD STChattanooga, TN 37403-2173
Mailing Address975 E 3rd StChattanooga, TN 37403-2173 · (423) 778-9001
Phone(423) 778-9001
Sole ProprietorNo
Medical School CMSMedical College Of Georgia School Of MedicineGraduated 2021
Enumeration DateMarch 28, 2021
Last NPPES UpdateNovember 10, 20252 updates tracked since enumeration
NPPES CertifiedNovember 10, 2025
✔ NPI 1720665334 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in TN · 73440
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
975 E 3RD ST, Chattanooga, TN 37403
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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 and accepts Medicare assignment

Dr. Arjun Kasthuri Rangan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981004918
PECOS Enrollment IDI20250723000115
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Erlanger Medical Center

Acute Care Hospitals · Chattanooga, TN
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number440104
Location975 E 3rd StChattanooga, TN 37403 · Hamilton County
Emergency services Birthing friendly

Tennova Health Care-Cleveland

Acute Care Hospitals · Cleveland, TN
2/5 CMS rating
OwnershipProprietary
CMS Certification Number440185
Location2305 Chambliss Ave NWCleveland, TN 37311 · Bradley County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37403 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers24 claims24 services$15.11 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers24 claims24 services$64.29 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MEGAN A SPEARS CRNA
Nurse Anesthetist, Certified Registered
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 602-8400
TENNESSEE CANCER SPECIALISTS, PLLC
Internal Medicine (Hematology & Oncology)
975 E 3RD ST, ERLINGER MEDICAL CENTER
CHATTANOOGA, TN 37403
Hamilton County (423) 778-7977
DAVID SHVED D.O.
Hospitalist
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-5179
JASON DEDEKER MD
Psychiatry & Neurology (Psychiatry)
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-7000
WILLIAM MICHAEL BRITT JR.
Internal Medicine
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-3894
MR. EDWARD BRIAN HALLOCK CRNA
Nurse Anesthetist, Certified Registered
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 602-8400
MRS. DEBORAH K WESTBROOK L.C.S.W.
Social Worker (Clinical)
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-7654
BRETT ESCARZA M.D.
Anesthesiology
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 602-8400

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 Arjun Rangan's NPI number?

The NPI number for Arjun Rangan is 1720665334. It was assigned to this individual provider in the NPPES registry on March 28, 2021.

Where is Arjun Rangan located?

Arjun Rangan practices at 975 E 3rd St, Chattanooga, TN 37403. The listed phone number is (423) 778-9001.

What is Arjun Rangan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Arjun Rangan enrolled in Medicare?

Yes. Arjun Rangan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Arjun Rangan affiliated with any hospitals?

According to CMS data, Arjun Rangan is affiliated with Erlanger Medical Center and Tennova Health Care-Cleveland.

When was this NPI record last updated?

The NPPES record for Arjun Rangan was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.