DR. ASHWIN VISWANATHAN M.D.
NPI 1699917047
Neurological Surgery in Houston, TX

Active since April 01, 2009PECOS EnrolledAccepts Medicare Assignment
91.34/100
CMS Quality Rating
1709 DRYDEN RD, SUITE 750, HOUSTON, TX 77030(713) 213-8181 Get Directions Write a Review

NPPES record last updated: December 4, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Ashwin Viswanathan M.d. NPPES

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

DR. ASHWIN VISWANATHAN M.D. (NPI 1699917047) is an individual neurological surgery provider in Houston, Texas, licensed in Texas (M2856) and active in the NPI registry since April 2009. He is enrolled in Medicare PECOS, is affiliated with Chi St Luke's Health Baylor College Of Medicine Me, and is a graduate of Baylor College Of Medicine (2003).

NPPES Registry Identity

NPI1699917047
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameDR. ASHWIN VISWANATHANCredential: M.D.
Location Address1709 DRYDEN RD, SUITE 750Houston, TX 77030-2400
Mailing Address1709 Dryden Rd, Suite 750Houston, TX 77030-2400 · (713) 213-8181
Sole ProprietorYes
Medical School CMSBaylor College Of MedicineGraduated 2003
Enumeration DateApril 1, 2009
Last NPPES UpdateDecember 4, 2020
NPPES CertifiedDecember 4, 2020
NPI 1699917047 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License Licensed in TX · M2856
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
1709 DRYDEN RD, Houston, TX 77030

Accepted 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. Ashwin 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 ID1850447475
PECOS Enrollment IDI20100721000835
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 9

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
67 services67 patients
Insertion of brain neurostimulator pulse device with connection to 2 or more electrode arrays 61886
This procedure involves placing a small device, called a neurostimulator, in your brain. It sends electrical impulses via 2 or more connected electrodes to specific brain areas to help control symptoms. It's a safe and common procedure.
45 services45 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
34 services29 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.
21 services21 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
20 services20 patients
Removal of skull bone with computer-assisted insertion of neurostimulator electrodes in brain, first array 61863
This procedure involves removing a small piece of skull bone to insert neurostimulator electrodes into the brain. These electrodes, guided by advanced computer technology, help regulate abnormal brain activity. It's the first of multiple electrode arrays.
19 services19 patients

Hospital Affiliations CMS Care Compare

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

Chi St Luke's Health Baylor College Of Medicine Me

Acute Care Hospitals · Houston, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450193
Location6720 Bertner Ave, Ste Mc1-266Houston, TX 77030 · Harris County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

91.34/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality81.64
Promoting Interoperability89.13
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.

Neurological Surgery
1709 DRYDEN RD, SUITE 750 - DEPARTMENT OF NEUROSURGERY
HOUSTON, TX 77030
Internal Medicine
1709 DRYDEN RD, STE 5.70
HOUSTON, TX 77030
Internal Medicine
1709 DRYDEN RD, #5.70
HOUSTON, TX 77030
Internal Medicine
1709 DRYDEN RD, #5.70
HOUSTON, TX 77030
Anesthesiology
1709 DRYDEN RD, SUITE 1700
HOUSTON, TX 77030
Student in an Organized Health Care Education/Training Program
1709 DRYDEN RD, SUITE 1700
HOUSTON, TX 77030
Anesthesiology
1709 DRYDEN RD, SUITE 1700
HOUSTON, TX 77030
Internal Medicine
1709 DRYDEN RD, SUITE 550
HOUSTON, TX 77030

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 Ashwin Viswanathan's NPI number?

The NPI number for Ashwin Viswanathan is 1699917047. It was assigned to this individual provider in the NPPES registry on April 1, 2009.

Where is Ashwin Viswanathan located?

Ashwin Viswanathan practices at 1709 Dryden Rd Suite 750, Houston, TX 77030. The listed phone number is (713) 213-8181.

What is Ashwin Viswanathan's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Ashwin Viswanathan enrolled in Medicare?

Yes. Ashwin 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 Ashwin Viswanathan accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 5 other insurers list Ashwin 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 Ashwin Viswanathan affiliated with any hospitals?

According to CMS data, Ashwin Viswanathan is affiliated with Chi St Luke's Health Baylor College Of Medicine Me.

When was this NPI record last updated?

The NPPES record for Ashwin Viswanathan was last updated on December 4, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.