Vijayalakshmi Nagappan, MD
NPI 1669474409 · Infectious Disease Physician · Dearborn, MI
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vijayalakshmi Nagappan, MD is a Infectious Disease Physician provider in Dearborn, MI (NPI 1669474409).
Provider details
- NPI number
- 1669474409
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4301076671 (MI)
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
20 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
703 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 35 Minutes99232 | 558 | $74 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 79 | $123 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 25 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 15 | $163 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 13 | $79 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 65 | 29 |
| Cefuroxime Axetilbrand: Cefuroxime | 54 | 50 |
| Levofloxacin | 45 | 35 |
| Doxycycline Monohydrate | 38 | 38 |
| Vancomycin Hcl | 19 | — |
| Metronidazole | 18 | 18 |
| Daptomycin | 17 | — |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-11
- Last updated
- 2025-07-17
- Certified
- 2025-07-17
Frequently asked questions
- What is Vijayalakshmi Nagappan's NPI number?
- Vijayalakshmi Nagappan's National Provider Identifier (NPI) is 1669474409, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vijayalakshmi Nagappan's specialty?
- Vijayalakshmi Nagappan is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Vijayalakshmi Nagappan located?
- Vijayalakshmi Nagappan's practice location on file with NPPES is 18181 Oakwood Blvd Ste 101, Dearborn, MI 48124-4082.
- What is Vijayalakshmi Nagappan's phone number?
- The practice phone number listed in the NPPES registry for Vijayalakshmi Nagappan is (248) 396-1306.
- Does Vijayalakshmi Nagappan accept Medicare?
- Vijayalakshmi Nagappan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vijayalakshmi Nagappan's NPI active?
- Yes — Vijayalakshmi Nagappan's NPI (1669474409) is active in the NPPES registry as of the last update on 2025-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.