DR. SUNDAR JOHN COOK PSY.D.
NPI 1881898609
Psychologist - Clinical in Alexandria, VA

Active since June 14, 2007PECOS EnrolledAccepts Medicare Assignment
411 1/2 N WASHINGTON ST, ALEXANDRIA, VA 22314(540) 931-5238 Get Directions Write a Review

NPPES record last updated: May 6, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Sundar John Cook Psy.d. NPPES

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

DR. SUNDAR JOHN COOK PSY.D. (NPI 1881898609) is an individual clinical provider in Alexandria, Virginia, licensed in Virginia (0810003809) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Inova Mount Vernon Hospital, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1881898609
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. SUNDAR JOHN COOKCredential: PSY.D.
Location Address411 1/2 N WASHINGTON STAlexandria, VA 22314-2311
Mailing Address411 1/2 N Washington StAlexandria, VA 22314-2311 · (540) 931-5238
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateJune 14, 2007
Last NPPES UpdateMay 6, 2020
NPPES CertifiedMay 6, 2020
NPI 1881898609 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License Licensed in VA · 0810003809
Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Also ListedClinical NeuropsychologistTaxonomy 103G00000X · License 0810003809 (VA)
411 1/2 N WASHINGTON ST, Alexandria, VA 22314

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. Sundar John Cook Psy.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 ID6002900818
PECOS Enrollment IDI20200514000027
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.

Hospital Affiliations CMS Care Compare

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

Inova Mount Vernon Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490122
Location2501 Parkers LaneAlexandria, VA 22306 · Fairfax County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22314 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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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 7

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

Social Worker (Clinical)
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314
Clinic/Center (Mental Health (Including Community Mental Health Center))
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314
Psychologist (Forensic)
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314
Psychiatry & Neurology (Behavioral Neurology & Neuropsychiatry)
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314
Social Worker (Clinical)
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314
Psychologist (Clinical)
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314
Psychologist (Clinical)
411 1/2 N WASHINGTON ST
ALEXANDRIA, VA 22314

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 Sundar Cook's NPI number?

The NPI number for Sundar Cook is 1881898609. It was assigned to this individual provider in the NPPES registry on June 14, 2007.

Where is Sundar Cook located?

Sundar Cook practices at 411 1/2 N Washington St, Alexandria, VA 22314. The listed phone number is (540) 931-5238.

What is Sundar Cook's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Sundar Cook enrolled in Medicare?

Yes. Sundar Cook 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.

Is Sundar Cook affiliated with any hospitals?

According to CMS data, Sundar Cook is affiliated with Inova Mount Vernon Hospital.

When was this NPI record last updated?

The NPPES record for Sundar Cook was last updated on May 6, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.