ARUN R KRISHNAN MD
NPI 1568403210
Radiology - Neuroradiology in Sacramento, CA

Q: What is Arun Krishnan's NPI number?

The NPI number for Arun Krishnan is 1568403210. It was assigned to this individual provider in the NPPES registry on June 10, 2006.

Q: What is Arun Krishnan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.

Q: When was this NPI record last updated?

The NPPES record for Arun Krishnan was last updated on July 6, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.

Active since June 10, 2006PECOS EnrolledAccepts Medicare Assignment

2801 K ST, SUITE 502, SACRAMENTO, CA 95816(916) 733-4400(916) 454-6926 Get Directions Write a Review

NPPES record last updated: July 6, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Arun R Krishnan Md NPPES

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

ARUN R KRISHNAN MD (NPI 1568403210) is an individual neuroradiology provider in Sacramento, California, licensed in California (C54527) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Northside Hospital Forsyth, and is a graduate of University Of Mississippi School Of Medicine (1997).

NPPES Registry Identity

NPI1568403210

Entity TypeIndividualMale

Primary Taxonomy2085N0700X

Provider Legal NameARUN R KRISHNANCredential: MD

Location Address2801 K ST, SUITE 502Sacramento, CA 95816-5120

Mailing AddressPo Box 255228Sacramento, CA 95865-5228 · (800) 470-0071

Phone(916) 733-4400

Fax(916) 454-6926

Sole ProprietorYes

Medical School CMSUniversity Of Mississippi School Of MedicineGraduated 1997

Enumeration DateJune 10, 2006

Last NPPES UpdateJuly 6, 2012

✔ NPI 1568403210 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · NeuroradiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085N0700X

Licenses✔ Licensed in CA · C54527✔ Licensed in GA · 046145

Definition

A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.

2801 K ST, Sacramento, CA 95816

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter of Alabama, Blue Cross Blue Shield of Arizona and more.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

Arun R Krishnan 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 ID7315992443

PECOS Enrollment IDI20121008000474

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 Arun Krishnan reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sutter Valley Medical Foundation

4.0 mi

Multi-Specialty

2700 GATEWAY OAKS DR
Sacramento, CA 95833

Reassigned Medicare billing, California enrollment
3,056 clinicians in this Medicare group

NPI 1952327256 (800) 470-0071

Health Diagnostics Of California A Professional Corporation

90 mi

Diagnostic Radiology

105 SOUTH DR STE 110
Mountain View, CA 94040

Reassigned Medicare billing, California enrollment
67 clinicians in this Medicare group

NPI 1104321959 (650) 259-3165

Simonmed Reno PLLC

111 mi

Diagnostic Radiology

590 EUREKA AVE
Reno, NV 89512

Reassigned Medicare billing, California enrollment
7 clinicians in this Medicare group

NPI 1306576145 (775) 323-5083

Smi Imaging, LLC

637 mi

Diagnostic Radiology

6740 E CAMELBACK RD STE 100
Scottsdale, AZ 85251

Reassigned Medicare billing, California enrollment
29 clinicians in this Medicare group

NPI 1972004489 (602) 651-1945

Orthopedic Centers Of Colorado, LLC

892 mi

Orthopaedic Surgery

8101 E LOWRY BLVD STE 120
Denver, CO 80230

Reassigned Medicare billing, Colorado enrollment
395 clinicians in this Medicare group

NPI 1801339502 (303) 806-1998

Medical Imaging Of Colorado Radiology Imaging Assc PC Etal Pt

894 mi

Diagnostic Radiology

10800 E GEDDES AVE STE 300
Englewood, CO 80112

Reassigned Medicare billing, Colorado enrollment
160 clinicians in this Medicare group

NPI 1336188234 (303) 761-9190

Radiology Imaging Of Nebraska, LLC

969 mi

Diagnostic Radiology

4021 AVENUE B
Scottsbluff, NE 69361

Reassigned Medicare billing, Colorado enrollment
131 clinicians in this Medicare group

NPI 1184869901 (308) 635-3711

Northside Radiology Associates LLC

2,083 mi

Diagnostic Radiology

1000 JOHNSON FERRY RD
Atlanta, GA 30342

Reassigned Medicare billing, California and Georgia enrollments
38 clinicians in this Medicare group

NPI 1013960657 (404) 662-2438

Emory Medical Care Foundation Inc

2,086 mi

Physical Medicine & Rehabilitation

80 JESSE HILL JR DR SE
Atlanta, GA 30303

Reassigned Medicare billing, Georgia enrollment
2,681 clinicians in this Medicare group

NPI 1063678563 (404) 778-5014

Simonmed Imaging Florida LLC

2,350 mi

Diagnostic Radiology

14302 BRUCE B DOWNS BLVD
Tampa, FL 33613

Reassigned Medicare billing, California enrollment
77 clinicians in this Medicare group

NPI 1477830818 (813) 979-7580

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 37

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.

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

528 services522 patients

Mri scan of brain before and after contrast 70553

An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.

284 services278 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

243 services243 patients

Mri scan of brain without contrast 70551

An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.

191 services188 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

180 services177 patients

Ct scan head or brain without contrast 70450

158 services151 patients

Ct scan of blood vessels of neck with contrast 70498

A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.

136 services135 patients

Ct scan of blood vessels of head with contrast 70496

A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.

127 services126 patients

Mri scan of brain before and after contrast 70553

122 services121 patients

Mri scan of brain without contrast 70551

107 services107 patients

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

90 services90 patients

Mri scan of middle spinal canal without contrast 72146

An MRI scan of the middle spinal canal without contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. This helps doctors identify any abnormalities or issues in your spinal canal. No dye is used in this procedure.

84 services83 patients

Ct scan of soft tissue of neck with contrast 70491

A CT scan of the neck with contrast is a non-invasive imaging procedure. A special dye is administered to highlight the soft tissues in your neck, making them easier to see. This helps detect issues like infections, tumors, or other abnormalities.

77 services75 patients

Mri scan of lower spinal canal before and after contrast 72158

An MRI scan of the lower spinal canal with contrast is a non-invasive imaging procedure. It uses magnetic fields to generate detailed images of your lower spine. A contrast agent is injected to enhance these images, helping doctors see issues more clearly.

75 services73 patients

Mri scan of lower spinal canal without contrast 72148

70 services69 patients

Ct scan of blood vessels of neck with contrast 70498

52 services52 patients

Ct scan of blood vessels of head with contrast 70496

48 services47 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

41 services41 patients

Mri scan of blood vessels of head without contrast 70544

An MRI scan of the head's blood vessels without contrast is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the blood vessels in your head. This helps doctors diagnose conditions such as stroke, aneurysm, or other vascular disorders.

33 services33 patients

Mri scan of upper spinal canal before and after contrast 72156

An MRI scan of the upper spinal canal before and after contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed images of your spine. Contrast dye is injected to enhance these images, providing clearer visuals for accurate diagnosis.

32 services31 patients

Mri scan of lower spinal canal before and after contrast 72158

31 services30 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

29 services29 patients

Mri scan of middle spinal canal before and after contrast 72157

An MRI scan of the middle spinal canal with contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your spine, both before and after a contrast dye is injected. The dye helps to highlight certain structures, providing a clearer picture for diagnosis.

29 services29 patients

Mri scan of upper spinal canal without contrast 72141

27 services27 patients

Mri scan of middle spinal canal before and after contrast 72157

27 services27 patients

Ct scan of soft tissue of neck with contrast 70491

26 services26 patients

Ct scan of lower spine without contrast 72131

23 services22 patients

Ct scan of head or brain before and after contrast 70470

A CT scan of the head or brain uses special X-ray equipment to create detailed images of your brain's structure. Before and after contrast means two scans are done. Initially, images are taken without a contrast dye. Then, a dye is given to highlight certain areas, providing a clearer picture.

21 services21 patients

Ct scan of middle spine without contrast 72128

A CT scan of the middle spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your mid-spine area. This scan helps doctors identify issues like fractures, tumors, or infections. No dye is used in this procedure.

19 services19 patients

Mri scan of blood vessels of head without contrast 70544

17 services17 patients

Mri scan of bone of eye socket, face, and/or neck before and after contrast 70543

An MRI scan of the eye socket, face, and/or neck uses magnetic fields to create detailed images of these areas. Contrast dye helps highlight specific tissues for clearer pictures. It's non-invasive, aids in detecting abnormalities, and guides treatment plans.

16 services16 patients

Mri scan of blood vessels of neck before and after contrast 70549

An MRI scan of the neck's blood vessels, both before and after contrast, is a non-invasive imaging test that uses a magnetic field and radio waves to create detailed images. Contrast dye helps highlight the vessels more clearly. This helps in diagnosing conditions like blockages or abnormalities.

16 services16 patients

Ct scan of soft tissue of neck without contrast 70490

A CT scan of the neck's soft tissue without contrast is a non-invasive imaging technique. It uses X-rays to create detailed pictures of your neck area, helping to identify issues like infections, injuries, or tumors. No special dye (contrast) is used in this procedure.

15 services14 patients

Mri scan of upper spinal canal before and after contrast 72156

15 services15 patients

Ct scan of upper spine without contrast 72125

14 services13 patients

Mri scan of middle spinal canal without contrast 72146

14 services14 patients

Mri scan of blood vessels of neck without contrast 70547

An MRI scan of the neck's blood vessels without contrast is a non-invasive procedure that uses magnetic fields to create detailed images of your neck's blood vessels. It helps identify any abnormalities or blockages, aiding in accurate diagnosis and treatment planning.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Northside Hospital Forsyth

Acute Care Hospitals · Cumming, GA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number110005

Location1200 Northside Forsyth DriveCumming, GA 30041 · Forsyth County

Birthing friendly

Northside Hospital Cherokee

Acute Care Hospitals · Canton, GA

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number110008

Location450 Northside Cherokee BoulevardCanton, GA 30115 · Cherokee County

Emergency services Birthing friendly

Northside Hospital

Acute Care Hospitals · Atlanta, GA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number110161

Location1000 Johnson Ferry Road, NEAtlanta, GA 30342 · Fulton County

Birthing friendly

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.

DR. LINDA SAU MAR D.O.

Radiology (Diagnostic Radiology)

2801 K ST, SUITE 502
SACRAMENTO, CA 95816

Sacramento County (916) 733-4400

TORREY-NICKERSON PHYSICAL THERAPY

Specialist

2801 K ST, STE 310
SACRAMENTO, CA 95816

Sacramento County (916) 353-2270

MS. MAUDE LITTLEFIELD BLUNDELL MS

Genetic Counselor, MS

2801 K ST, SUITE 110
SACRAMENTO, CA 95816

Sacramento County (916) 213-6036

CHARLES MCDONNELL MD

Radiology (Body Imaging)

2801 K ST, SUITE 502
SACRAMENTO, CA 95816

Sacramento County (877) 515-0053

LEON SIMMS PA-C

Physician Assistant (Surgical)

2801 K ST, SUITE 310
SACRAMENTO, CA 95816

Sacramento County (916) 454-6677

RADIOLOGICAL ASSOCIATES OF SACRAMENTO MEDICAL GROUP

Radiology (Diagnostic Radiology)

2801 K ST, STE 110
SACRAMENTO, CA 95816

Sacramento County (916) 733-5051

DR. DON CHARLES LOOMER M.D.

Radiology (Diagnostic Radiology)

2801 K ST, SUITE 502
SACRAMENTO, CA 95816

Sacramento County (877) 515-0053

DR. DAVID JAY SEIDENWURM M.D.

Radiology (Neuroradiology)

2801 K ST, SUITE 115
SACRAMENTO, CA 95816

Sacramento County (916) 453-9999

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 Arun Krishnan's NPI number?

The NPI number for Arun Krishnan is 1568403210. It was assigned to this individual provider in the NPPES registry on June 10, 2006.

Where is Arun Krishnan located?

Arun Krishnan practices at 2801 K St Suite 502, Sacramento, CA 95816. The listed phone number is (916) 733-4400.

What is Arun Krishnan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.

Is Arun Krishnan enrolled in Medicare?

Yes. Arun Krishnan 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 Arun Krishnan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Arun Krishnan reassigns Medicare benefits to 10 organizations: Sutter Valley Medical Foundation (Sacramento, CA), Health Diagnostics Of California A Professional Corporation (Mountain View, CA), Simonmed Reno PLLC (Reno, NV), Smi Imaging, LLC (Scottsdale, AZ), Orthopedic Centers Of Colorado, LLC (Denver, CO) and 5 more organizations, listed in the Medicare section above. 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 Arun Krishnan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Arun Krishnan accept?

Health plans from Ambetter Health, Ambetter of Alabama, Blue Cross Blue Shield of Arizona and Molina Healthcare list Arun Krishnan 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 Arun Krishnan affiliated with any hospitals?

According to CMS data, Arun Krishnan is affiliated with Northside Hospital Forsyth, Northside Hospital Cherokee and Northside Hospital.

When was this NPI record last updated?

The NPPES record for Arun Krishnan was last updated on July 6, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.