Purab Chawla Viswanath, MD
Orthopedic Surgery (CMS) · Tarzana, CA
At a glance
5525 Etiwanda Ave Ste 228, Tarzana, CA 91356-6157
Published activity: Melanoma (skin cancer) excision · Upper limb (arm) arthroscopy (minimally invasive joint repair). View counts and coverage
NPPES record updated Oct 13, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
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Check the official Medicare directory ↗Practice location
5525 Etiwanda Ave Ste 228Tarzana, CA 91356-6157
Additional reported practice locations
1612 W Burbank BlvdBurbank, CA 915061311
Phone: 8185783152 23310 Cinema Dr Ste 104
Valencia, CA 913551613
Phone: 8185783152 2750 Sycamore Dr Ste 200
Simi Valley, CA 930651500
Phone: 8185783152 11401 Valley Blvd Ste 103
El Monte, CA 917313252
Phone: 8185783152
Education & affiliations
- Medical / professional school
- Ohio State University College Of Medicine
- Graduation year
- 2009
- CMS specialties
- Orthopedic Surgery
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Melanoma (skin cancer) excision | 1-10 |
| Upper limb (arm) arthroscopy (minimally invasive joint repair) | 12 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $365.45 |
Reporting companies
| Company | Amount |
|---|---|
| STRYKER CORPORATION | $283.24 |
| ENDO USA, INC. | $51.74 |
| VERTEX PHARMACEUTICALS INCORPORATED | $30.47 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Orthopedic Surgery (CMS)
- Taxonomy code
- 207XS0106X
- Enumeration date
- May 27, 2009
- Record updated
- Oct 13, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207X00000X
License reported: A137256 CA
207XS0106X · Primary
License reported: A137256 CA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
5525 Etiwanda Ave Ste 228Tarzana, CA 91356-6157
- Phone
- (310) 295-6317
- Fax
- (833) 907-0098
Mailing address
5525 ETIWANDA AVE STE 228TARZANA, CA 913566157
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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