MUTHUKUMAR RADHAKRISHNAN M.D.
NPI 1104104330
Internal Medicine - Critical Care Medicine in Fort Smith, AR

Q: What is Muthukumar Radhakrishnan's NPI number?

The NPI number for Muthukumar Radhakrishnan is 1104104330. It was assigned to this individual provider in the NPPES registry on July 21, 2011.

Q: What is Muthukumar Radhakrishnan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Active since July 21, 2011PECOS EnrolledAccepts Medicare Assignment

7303 ROGERS AVE STE 101, FORT SMITH, AR 72903(479) 314-8960(479) 314-8969 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 27, 2026, Jul 23, 2024, Jul 27, 2023 and 2 more (5 updates tracked since 2020).

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About Muthukumar Radhakrishnan M.d. NPPES

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

MUTHUKUMAR RADHAKRISHNAN M.D. (NPI 1104104330) is an individual critical care medicine provider in Fort Smith, Arkansas, licensed in Arkansas (E-8786) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, is affiliated with Sequoyah County-city Of Sallisaw Hospital Authorit, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1104104330

Entity TypeIndividualMale

Primary Taxonomy207RC0200X

Provider Legal NameMUTHUKUMAR RADHAKRISHNANCredential: M.D.

Location Address7303 ROGERS AVE STE 101Fort Smith, AR 72903-4113

Mailing AddressPo Box 776084Chicago, IL 60677-6084 · (479) 314-8960 · Fax (479) 314-8969

Phone(479) 314-8960

Fax(479) 314-8969

Sole ProprietorNo

Medical School CMSOtherGraduated 2007

Enumeration DateJuly 21, 2011

Last NPPES UpdateAugust 27, 20265 updates tracked since enumeration

NPPES CertifiedAugust 27, 2026

✔ NPI 1104104330 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RC0200X

License✔ Licensed in AR · E-8786

Definition

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedInternal MedicineTaxonomy 207R00000X · License E-8786 (AR)

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License E-8786 (AR)

7303 ROGERS AVE STE 101, Fort Smith, AR 72903

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Secondary Practice Locations 3

Location 14301 W Markham St # 776Little Rock, AR 72205-7101 · Phone (501) 526-6990 ext. 8920 · Fax (501) 686-8546

Location 21 Mercy Ln Ste 401Hot Springs, AR 71913-6441 · Phone (501) 623-5220

Location 31001 Towson Ave Ste 400Fort Smith, AR 72901-4921 · Phone (479) 709-7433 · Fax (479) 709-6809

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Health Advantage, Octave.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Muthukumar Radhakrishnan M.d. 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 ID1658590245

PECOS Enrollment IDI20140912001469

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

Medicare enrollment records show Muthukumar Radhakrishnan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mercy Clinic Fort Smith Communities

0.2 mi

Multi-Specialty

2901 S 74TH ST
Fort Smith, AR 72903

Reassigned Medicare billing, Arkansas enrollment
Also billed through NPI 1699070649 (Arkansas)
658 clinicians in this Medicare group

NPI 1902073620 (479) 314-1101

Baptist Health Services

3.8 mi

Foot & Ankle Surgery

1500 DODSON AVE STE 260
Fort Smith, AR 72901

Reassigned Medicare billing, Arkansas enrollment
193 clinicians in this Medicare group

NPI 1922587690 (479) 573-7905

University Of Arkansas For Medical Sciences

53 mi

Psychiatry

3425 N FUTRALL DR STE 103
Fayetteville, AR 72703

Reassigned Medicare billing, Arkansas enrollment
2,038 clinicians in this Medicare group

NPI 1720217599 (479) 713-8350

Dlp Frye Medical Group LLC

714 mi

Family Medicine

178 HIGHWAY 105 EXT, SUITE 201
Boone, NC 28607

Reassigned Medicare billing, North Carolina enrollment
228 clinicians in this Medicare group

NPI 1083152961 (828) 262-1800

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

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

204 services101 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

187 services105 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

141 services90 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

91 services88 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

78 services65 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

33 services33 patients

Aspiration of fluid from chest cavity using imaging guidance 32555

This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.

22 services18 patients

Irrigation and suction of lung airways to obtain cells using an endoscope 31624

This is a procedure where a thin, flexible tube called an endoscope is inserted through your mouth into the lungs. A small amount of saline is then introduced to wash the airways. The fluid, along with cells from the lung, is suctioned back for analysis.

16 services16 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

16 services16 patients

Test to determine lung volumes using sensors 94726

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

16 services16 patients

Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556

This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.

14 services13 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

14 services14 patients

Hospital Affiliations CMS Care Compare

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

Sequoyah County-City Of Sallisaw Hospital Authorit

Acute Care Hospitals · Sallisaw, OK

OwnershipGovernment - Local

CMS Certification Number370112

Location213 East RedwoodSallisaw, OK 74955 · Sequoyah County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 72903 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

$119.36 typical visit price

range $51.36 – $157.74

Typical copayment $29.84 (range $12.84 – $39.43)

Most-billed visit code 99204

Established Patient

$91.63 typical visit price

range $16.16 – $128.77

Typical copayment $22.90 (range $4.04 – $32.19)

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 5

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

4 suppliers33 claims33 services$18.76 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

2 suppliers12 claims13 services$894.43 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

8 suppliers78 claims78 services$101.89 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

2 suppliers15 claims15 services$37.20 avg. paid by Medicare

Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738

DME-Oxygen and Supplies · category DC000N

1 supplier12 claims12 services$34.10 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Muthukumar Radhakrishnan's NPI number?

The NPI number for Muthukumar Radhakrishnan is 1104104330. It was assigned to this individual provider in the NPPES registry on July 21, 2011.

Where is Muthukumar Radhakrishnan located?

Muthukumar Radhakrishnan practices at 7303 Rogers Ave Ste 101, Fort Smith, AR 72903. The listed phone number is (479) 314-8960.

What is Muthukumar Radhakrishnan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Muthukumar Radhakrishnan enrolled in Medicare?

Yes. Muthukumar Radhakrishnan 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.

Which organizations bill Medicare for Muthukumar Radhakrishnan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Muthukumar Radhakrishnan reassigns Medicare benefits to 4 organizations: Mercy Clinic Fort Smith Communities (Fort Smith, AR), Baptist Health Services (Fort Smith, AR), University Of Arkansas For Medical Sciences (Fayetteville, AR) and Dlp Frye Medical Group LLC (Boone, NC). 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 Muthukumar Radhakrishnan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Muthukumar Radhakrishnan accept?

Health plans from Health Advantage and Octave list Muthukumar Radhakrishnan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Muthukumar Radhakrishnan affiliated with any hospitals?

According to CMS data, Muthukumar Radhakrishnan is affiliated with Sequoyah County-City Of Sallisaw Hospital Authorit.

When was this NPI record last updated?

The NPPES record for Muthukumar Radhakrishnan was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.