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DR. UNNI K UDAYASANKAR MD
NPI 1568647253
Radiology - Pediatric Radiology in Tucson, AZ

Active since January 01, 2008PECOS EnrolledAccepts Medicare Assignment
97.64/100
CMS Quality Rating
1625 N CAMPBELL AVE, TUCSON, AZ 85719(520) 694-0111 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Unni K Udayasankar Md NPPES

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

DR. UNNI K UDAYASANKAR MD (NPI 1568647253) is an individual pediatric radiology provider in Tucson, Arizona, licensed in Arizona (49896) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Tucson, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1568647253
Entity TypeIndividualMale
Primary Taxonomy2085P0229X
Provider Legal NameDR. UNNI K UDAYASANKARCredential: MD
Location Address1625 N CAMPBELL AVETucson, AZ 85719-4330
Mailing Address1625 N Campbell AveTucson, AZ 85719-4330 · (520) 694-0111
Phone(520) 694-0111
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateJanuary 1, 2008
Last NPPES UpdateJuly 22, 2025
NPPES CertifiedJuly 22, 2025
✔ NPI 1568647253 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Pediatric RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085P0229X
License✔ Licensed in AZ · 49896
Definition
A radiologist who is proficient in all forms of diagnostic imaging as it pertains to the treatment of diseases in the newborn, infant, child and adolescent. This specialist has knowledge of both imaging and interventional procedures related to the care and management of diseases of children. A pediatric radiologist must be highly knowledgeable of all organ systems as they relate to growth and development, congenital malformations, diseases peculiar to infants and children and diseases that begin in childhood but cause substantial residual impairment in adulthood.
Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 49896 (AZ)
1625 N CAMPBELL AVE, Tucson, AZ 85719
Open in Google Maps ↗

Secondary Practice Location 1

Location 14291 N Campbell AveTucson, AZ 85719-1117 · Phone (520) 694-9640

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona.Insurance ›

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. Unni K Udayasankar 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 ID6800927617
PECOS Enrollment IDI20150709003119
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.

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.

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.
163 services155 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.
66 services63 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.
51 services50 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.
40 services40 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.
38 services38 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.
31 services31 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.64/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality84.77
Promoting Interoperability98.67
Improvement Activities40

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.

KATELYN DESALVO MD
Pediatrics
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 626-7944
DR. JESSICA WRIGHT
Pediatrics
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
ALEXANDRIA TAYSOM PA
Physician Assistant
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
ERIN RIECK DO
Emergency Medicine
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-8888
JESSICA HANNA NRP
Emergency Medical Technician, Paramedic
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (907) 598-3566
CHRISTOPHER J KARASCH DO
Anesthesiology
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 626-7141
DR. JOSHUA MICHAEL ROCKEY MD
Radiology (Diagnostic Radiology)
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-0111
DR. ALINA NGUYEN DO
Emergency Medicine
1625 N CAMPBELL AVE
TUCSON, AZ 85719
Pima County (520) 694-8888

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 Unni Udayasankar's NPI number?

The NPI number for Unni Udayasankar is 1568647253. It was assigned to this individual provider in the NPPES registry on January 1, 2008.

Where is Unni Udayasankar located?

Unni Udayasankar practices at 1625 N Campbell Ave, Tucson, AZ 85719. The listed phone number is (520) 694-0111.

What is Unni Udayasankar's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Pediatric Radiology, with taxonomy code 2085P0229X.

Is Unni Udayasankar enrolled in Medicare?

Yes. Unni Udayasankar 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.

What insurance does Unni Udayasankar accept?

Health plans from Ambetter from Arizona Complete Health and Blue Cross Blue Shield of Arizona list Unni Udayasankar 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.

When was this NPI record last updated?

The NPPES record for Unni Udayasankar was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.