Sumi Sukumaran Nair, MD
NPI 1063663920 · Nephrology Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sumi Sukumaran Nair, MD is a Nephrology Physician provider in Scottsdale, AZ (NPI 1063663920).
Provider details
- NPI number
- 1063663920
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 49000 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
411 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 129 | $113 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 109 | $167 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 82 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 34 | $166 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 33 | $124 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluconazole | 89 | 36 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 60 | 33 |
| Valganciclovir Hcl | 25 | 22 |
| Prednisone | 15 | — |
| Carvedilol | 11 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 11 | 11 |
| Metoprolol Tartrate | 11 | — |
Practice location
Mailing address
Additional practice locations (2)
- 1070 Arastradero Rd3c11gPalo Alto, CA 94304Phone: (408) 398-7682
- 1070 Arastradero Rd3c11gPalo Alto, CA 94304Phone: (408) 398-7682
Registry dates
- Enumerated
- 2008-10-08
- Last updated
- 2022-05-17
- Certified
- 2022-05-17
Frequently asked questions
- What is Sumi Sukumaran Nair's NPI number?
- Sumi Sukumaran Nair's National Provider Identifier (NPI) is 1063663920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sumi Sukumaran Nair's specialty?
- Sumi Sukumaran Nair is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sumi Sukumaran Nair located?
- Sumi Sukumaran Nair's practice location on file with NPPES is 13400 E Shea Blvd, Scottsdale, AZ 85259-5452.
- What is Sumi Sukumaran Nair's phone number?
- The practice phone number listed in the NPPES registry for Sumi Sukumaran Nair is (480) 301-8000.
- Does Sumi Sukumaran Nair accept Medicare?
- Sumi Sukumaran Nair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sumi Sukumaran Nair's NPI active?
- Yes — Sumi Sukumaran Nair's NPI (1063663920) is active in the NPPES registry as of the last update on 2022-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.