Sudha Nagalingam, M.D.
NPI 1811126303 · Infectious Disease Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sudha Nagalingam, M.D. is a Infectious Disease Physician provider in Tucson, AZ (NPI 1811126303).
Provider details
- NPI number
- 1811126303
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 50100 (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
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
295 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 55 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 52 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 50 | $8 |
| Hemoglobin A1c Level83036 | 42 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 32 | $13 |
| Manual Urinalysis Test With Examination Using Microscope, Automated81001 | 24 | $3 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 294 | 45 |
| Dolutegravir Sodiumbrand: Tivicay | 199 | 33 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 163 | 24 |
| Atorvastatin Calcium | 153 | 49 |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 146 | 25 |
| Gabapentin | 108 | 27 |
| Dolutegravir/Rilpivirine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-06
- Last updated
- 2025-03-03
- Certified
- 2025-03-03
Frequently asked questions
- What is Sudha Nagalingam's NPI number?
- Sudha Nagalingam's National Provider Identifier (NPI) is 1811126303, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sudha Nagalingam's specialty?
- Sudha Nagalingam is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Sudha Nagalingam located?
- Sudha Nagalingam's practice location on file with NPPES is 1230 S Cherrybell Stra, Tucson, AZ 85713-1907.
- What is Sudha Nagalingam's phone number?
- The practice phone number listed in the NPPES registry for Sudha Nagalingam is (520) 670-3909.
- Does Sudha Nagalingam accept Medicare?
- Sudha Nagalingam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sudha Nagalingam's NPI active?
- Yes — Sudha Nagalingam's NPI (1811126303) is active in the NPPES registry as of the last update on 2025-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.