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WALNUT AVENUE ASSOCIATES PC
NPI 1861583791
Psychiatry & Neurology - Addiction Psychiatry in Roanoke, VA

Active since September 27, 2006CLIA 49D2009478 · Waiver
16 WALNUT AVE SW, ROANOKE, VA 24016(540) 345-6468(540) 345-3204 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Walnut Avenue Associates Pc NPPES

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

WALNUT AVENUE ASSOCIATES PC (NPI 1861583791) is a healthcare organization registered as an addiction psychiatry in Roanoke, Virginia and active in the NPI registry since September 2006. The organization holds a CLIA Waiver certificate valid through July 5, 2028 and lists Jitendra S Desai, Owner, as its authorized official.

NPPES Registry Identity

NPI1861583791
Entity TypeOrganization
Primary Taxonomy2084P0802X
Legal Business NameWALNUT AVENUE ASSOCIATES PC
Location Address16 WALNUT AVE SWRoanoke, VA 24016-4719
Mailing Address16 Walnut Ave SwRoanoke, VA 24016-4719 · (540) 345-6468 · Fax (540) 345-3204
Phone(540) 345-6468
Fax(540) 345-3204
Organization SubpartNo
Authorized OfficialJitendra S DesaiOwner · (540) 345-6468
Enumeration DateSeptember 27, 2006
Last NPPES UpdateAugust 22, 2020
✔ NPI 1861583791 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Addiction PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0802X
Definition
Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.
16 WALNUT AVE SW, Roanoke, VA 24016
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Walnut Avenue Associates Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Walnut Avenue Associates PC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 5 within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Puja Ganjwala
Nurse Practitioner
NPI 1790188266
16 WALNUT AVE SW
Roanoke, VA 24016
(540) 345-6468
✔ PECOS✔ Accepts MedicareSame address
Xiaofang Ingram
Nurse Practitioner
NPI 1912604737
16 WALNUT AVE SW
Roanoke, VA 24016
(540) 345-6468
✔ PECOS✔ Accepts MedicareSame address
Jitendra Desai, MD
Psychiatry
NPI 1942281019
16 WALNUT AVE SW
Roanoke, VA 24016
(540) 345-6468
✔ PECOS✔ Accepts MedicareSame address
Michelle Whittaker, FNP-BC
Nurse Practitioner
NPI 1841721891
2017 JEFFERSON ST SW
Roanoke, VA 24014
(540) 981-8025
✔ PECOS✔ Accepts Medicare0.8 mi
Sachinder Vasudeva, MD
Psychiatry
NPI 1053387167
1970 ROANOKE BLVD #116 B
Salem, VA 24153
(540) 982-2463
✔ PECOS✔ Accepts Medicare4.4 mi
Amaninder Grewal, PMHNP, DNP
Nurse Practitioner
NPI 1467166355
169 MADISON AVE
New York, NY 10016
(833) 244-4878
✔ PECOS401 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 49D2009478

Walnut Avenue Associates, PC · Roanoke, VA
Active · expires Jul 5, 2028
CLIA Number49D2009478
Laboratory TypePhysician Office
Certificate Effective DateJuly 6, 2026
Certificate Expiration DateJuly 5, 2028
Laboratory DirectorJitendra S. Desai
Laboratory Phone(540) 524-2599
Laboratory LocationWalnut Avenue Associates, PC16 Walnut Avenue, SW, Roanoke, VA 24016
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

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 Walnut Avenue Associates PC's NPI number?

The NPI number for Walnut Avenue Associates PC is 1861583791. It was assigned to this organization in the NPPES registry on September 27, 2006.

Where is Walnut Avenue Associates PC located?

Walnut Avenue Associates PC is located at 16 Walnut Ave SW, Roanoke, VA 24016. The listed phone number is (540) 345-6468.

What is Walnut Avenue Associates PC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Psychiatry, with taxonomy code 2084P0802X.

Is Walnut Avenue Associates PC enrolled in Medicare?

Yes. Walnut Avenue Associates PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Walnut Avenue Associates PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Walnut Avenue Associates PC. A 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 the clinician's services. The largest specialties are Nurse Practitioner (4) and Psychiatry (2). Of these, 3 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Walnut Avenue Associates PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 49D2009478) is associated with this NPI, valid through July 5, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Walnut Avenue Associates PC was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.