Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

PURAB CHAWLA VISWANATH MD
NPI 1336374958
Orthopaedic Surgery - Hand Surgery in Tarzana, CA

Active since May 27, 2009PECOS EnrolledAccepts Medicare Assignment
5525 ETIWANDA AVE STE 228, TARZANA, CA 91356(310) 295-6317(833) 907-0098 Get Directions Write a Review

NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 4, 2025, Jun 1, 2021 (2 updates tracked since 2021).

About Purab Chawla Viswanath Md NPPES

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

PURAB CHAWLA VISWANATH MD (NPI 1336374958) is an individual hand surgery provider in Tarzana, California, licensed in California (A137256) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS and is a graduate of Ohio State University College Of Medicine (2009).

NPPES Registry Identity

NPI1336374958
Entity TypeIndividualMale
Primary Taxonomy207XS0106X
Provider Legal NamePURAB CHAWLA VISWANATHCredential: MD
Location Address5525 ETIWANDA AVE STE 228Tarzana, CA 91356-6157
Mailing Address5525 Etiwanda Ave Ste 228Tarzana, CA 91356-6157 · (310) 295-6317 · Fax (833) 907-0098
Fax(833) 907-0098
Sole ProprietorNo
Medical School CMSOhio State University College Of MedicineGraduated 2009
Enumeration DateMay 27, 2009
Last NPPES UpdateJuly 2, 20262 updates tracked since enumeration
NPPES CertifiedJuly 2, 2026
NPI 1336374958 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic Surgery · Hand SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207XS0106X
License Licensed in CA · A137256
Definition
An orthopaedic surgeon trained in the investigation, preservation and restoration by medical, surgical and rehabilitative means of all structures of the upper extremity directly affecting the form and function of the hand and wrist.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License A137256 (CA)
5525 ETIWANDA AVE STE 228, Tarzana, CA 91356

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

Purab Chawla Viswanath Md 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 ID6406074756
PECOS Enrollment IDI20151105000531
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 10

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
204 services129 patients
X-ray of hand, minimum of 3 views 73130
An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.
158 services118 patients
Injection into tendon or ligament 20550
An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.
87 services53 patients
X-ray of wrist, minimum of 3 views 73110
An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.
72 services36 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.
55 services55 patients
Aspiration and/or injection of fluid from small joint 20600
This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.
45 services35 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91356 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Wrist hand finger orthosis, without joint(s), prefabricated, off-the-shelf, any type L3809
DME-Orthotic Devices · category DF000N
1 supplier11 claims12 services$164.86 avg. paid by Medicare
Wrist hand orthosis, wrist extension control cock-up, non molded, prefabricated, off-the-shelf L3908
DME-Orthotic Devices · category DF000N
2 suppliers27 claims31 services$58.44 avg. paid by Medicare
Hand finger orthosis, without joints, may include soft interface, straps, prefabricated, off-the-shelf L3924
DME-Orthotic Devices · category DF000N
1 supplier17 claims23 services$64.21 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

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

Obstetrics & Gynecology
5525 ETIWANDA AVE STE 228
TARZANA, CA 91356
General Practice
5525 ETIWANDA AVE STE 228
TARZANA, CA 91356
Orthopaedic Surgery (Hand Surgery)
5525 ETIWANDA AVE STE 228
TARZANA, CA 91356
Internal Medicine
5525 ETIWANDA AVE STE 228
TARZANA, CA 91356

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 Purab Viswanath's NPI number?

The NPI number for Purab Viswanath is 1336374958. It was assigned to this individual provider in the NPPES registry on May 27, 2009.

Where is Purab Viswanath located?

Purab Viswanath practices at 5525 Etiwanda Ave Ste 228, Tarzana, CA 91356. The listed phone number is (310) 295-6317.

What is Purab Viswanath's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Hand Surgery, with taxonomy code 207XS0106X.

Is Purab Viswanath enrolled in Medicare?

Yes. Purab Viswanath 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.

When was this NPI record last updated?

The NPPES record for Purab Viswanath was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 days 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.