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DR. VYAS TENKASI VISWANATHAN M.D.
NPI 1093178691
Psychiatry & Neurology - Neurology in Raleigh, NC

Active since March 31, 2016PECOS EnrolledAccepts Medicare Assignment
4420 LAKE BOONE TRL, RALEIGH, NC 27607(919) 784-3100 Get Directions Write a Review

NPPES record last updated: September 7, 2023. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Sep 7, 2023, Mar 31, 2016 (2 updates tracked since 2016).

About Dr. Vyas Tenkasi Viswanathan M.d. NPPES

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

DR. VYAS TENKASI VISWANATHAN M.D. (NPI 1093178691) is an individual neurology provider in Raleigh, North Carolina, licensed in North Carolina (2020-02676) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, is affiliated with Rex Hospital, and maintains a secondary practice location in Gainesville.

NPPES Registry Identity

NPI1093178691
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. VYAS TENKASI VISWANATHANCredential: M.D.
Location Address4420 LAKE BOONE TRLRaleigh, NC 27607-7505
Mailing AddressPo Box 100265Gainesville, FL 32610-0265 · (352) 265-0239 · Fax (352) 265-1107
Phone(919) 784-3100
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2016
Enumeration DateMarch 31, 2016
Last NPPES UpdateSeptember 7, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 7, 2023
✔ NPI 1093178691 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in NC · 2020-02676
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
4420 LAKE BOONE TRL, Raleigh, NC 27607
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Secondary Practice Location 1

Location 11600 SW Archer Rd, Suite 4102Gainesville, FL 32610-3003 · Phone (352) 265-0239 · Fax (352) 265-1107

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC.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. Vyas Tenkasi Viswanathan M.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 ID2466749452
PECOS Enrollment IDI20230914002045, I20250716001704, I20250828002120, I20250905000397
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 8

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
115 services44 patients
Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 95720
This procedure monitors brain wave activity over 12-26 hours using Video EEG (VEEG). It involves recording brain waves and video to detect irregularities. A healthcare professional will review the data and provide a report. It's non-invasive and safe.
63 services52 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
41 services34 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
23 services22 patients
Measurement of brain wave activity with video (veeg), 2-12 hours with review and report by health care professional 95718
This procedure, known as a Video EEG (VEEG), records brain wave activity for 2-12 hours. It involves attaching electrodes to your scalp and monitoring brain waves while a video records your actions. This helps health professionals understand and diagnose neurological issues.
18 services18 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
14 services14 patients

Hospital Affiliations CMS Care Compare

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

Rex Hospital

Acute Care Hospitals · Raleigh, NC
5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number340114
Location4420 Lake Boone TrailRaleigh, NC 27607 · Wake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27607 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
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
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.

NADER CYRUS EMAMI-KELISHADI PA
Physician Assistant
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Wake County (703) 585-0860
ERIC LINTON
Nurse Anesthetist, Certified Registered
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Wake County (919) 784-3100
JOSHUA DAVID FISHER FNP
Nurse Practitioner (Family)
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Wake County (919) 784-3100
MALLORY WOLTERING RN
Registered Nurse (Critical Care Medicine)
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Wake County (919) 784-3100
JOHN O COLLINS M.D.
Psychiatry & Neurology (Neurology)
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Wake County (919) 784-7093
ERIN D RUSINEK PA-C
Physician Assistant
4420 LAKE BOONE TRL, SUITE 200
RALEIGH, NC 27607
Wake County (919) 784-6818
DONNA RANSOM CRNA
Nurse Anesthetist, Certified Registered
4420 LAKE BOONE TRL
RALEIGH, NC 27607
Wake County (919) 784-3034
JOELLEN C SPECA M.D.
Internal Medicine (Hematology & Oncology)
4420 LAKE BOONE TRL, SUITE 200
RALEIGH, NC 27607
Wake County (919) 784-6818

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 Vyas Viswanathan's NPI number?

The NPI number for Vyas Viswanathan is 1093178691. It was assigned to this individual provider in the NPPES registry on March 31, 2016.

Where is Vyas Viswanathan located?

Vyas Viswanathan practices at 4420 Lake Boone Trl, Raleigh, NC 27607. The listed phone number is (919) 784-3100.

What is Vyas Viswanathan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Vyas Viswanathan enrolled in Medicare?

Yes. Vyas Viswanathan 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 Vyas Viswanathan accept?

Health plans from Blue Cross and Blue Shield of NC list Vyas Viswanathan 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 Vyas Viswanathan affiliated with any hospitals?

According to CMS data, Vyas Viswanathan is affiliated with Rex Hospital.

When was this NPI record last updated?

The NPPES record for Vyas Viswanathan was last updated on September 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.