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ARIAN DEONARAIN MD
NPI 1891379855
Internal Medicine in Tucson, AZ

Active since May 06, 2021PECOS Enrolled
5301 E GRANT RD, TUCSON, AZ 85712(520) 327-5461 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 8, 2024, Jul 3, 2024, May 6, 2021 (3 updates tracked since 2021).

About Arian Deonarain Md NPPES

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

ARIAN DEONARAIN MD (NPI 1891379855) is an individual internal medicine provider in Tucson, Arizona, licensed in Arizona (73978) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891379855
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameARIAN DEONARAINCredential: MD
Location Address5301 E GRANT RDTucson, AZ 85712-2874
Mailing AddressPo Box 35380Las Vegas, NV 89133-5380 · (702) 579-3203
Phone(520) 327-5461
Sole ProprietorNo
Enumeration DateMay 6, 2021
Last NPPES UpdateJune 30, 20263 updates tracked since enumeration
NPPES CertifiedJune 30, 2026
✔ NPI 1891379855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in AZ · 73978✔ Licensed in AZ · R78580
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.
Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X · License 73978 (AZ)
5301 E GRANT RD, Tucson, AZ 85712
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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Arian Deonarain 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.

Medicare Billing Reassignment

Medicare enrollment records show Arian Deonarain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Greater Phoenix Collaborative Care PC
115 mi
Clinic/Center
8041 N BLACK CANYON HWY
Phoenix, AZ 85021
  • Reassigned Medicare billing, Arizona enrollment
  • 190 clinicians in this Medicare group
NPI 1750686614 (602) 249-0115

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85712 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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 20

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

HOLLY JEANNE GRAHAM M.D.
Anesthesiology
5301 E GRANT RD, THMEP
TUCSON, AZ 85712
Pima County (520) 324-5095
SAMANTHA PENN PHARMD
Pharmacist
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5122
DR. VICTOR HUGO RUIZ PHARMD
Student in an Organized Health Care Education/Training Program
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-2516
SARA PETTEY SANDIFER MD
Student in an Organized Health Care Education/Training Program
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5095
JOSHUA LEE M.D.
Internal Medicine
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5524
VANESSA LYNN PORTOR RN
Registered Nurse (Lactation Consultant)
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5730
MRS. KRISTY BELONE FNP-C
Nurse Practitioner (Family)
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 324-5461
LORRAINE Y YENTZER AGACNP
Nurse Practitioner (Gerontology)
5301 E GRANT RD
TUCSON, AZ 85712
Pima County (520) 327-5461

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 Arian Deonarain's NPI number?

The NPI number for Arian Deonarain is 1891379855. It was assigned to this individual provider in the NPPES registry on May 6, 2021.

Where is Arian Deonarain located?

Arian Deonarain practices at 5301 E Grant Rd, Tucson, AZ 85712. The listed phone number is (520) 327-5461.

What is Arian Deonarain's specialty?

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

Is Arian Deonarain enrolled in Medicare?

Yes. Arian Deonarain is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Arian Deonarain's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Arian Deonarain reassigns Medicare benefits to Greater Phoenix Collaborative Care PC (Phoenix, AZ). The 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 Arian Deonarain's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Arian Deonarain accept?

Health plans from Ambetter Health and Ambetter from Arizona Complete Health list Arian Deonarain 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 Arian Deonarain was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.