VIJAYALAKSHMI NAGAPPAN (MD) – Infectious Disease Physician, NPI 1669474409
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
339 INFECTIOUS DISEASE in MI
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Provider Addresses for VIJAYALAKSHMI NAGAPPAN (MD)
4900, Mercury Drive, Dearborn, Wayne County, Michigan, 48126, United States
STE 201
DEARBORN, MI 481262947
Phone: (313) 982-4388
Type: Location
43800, Garfield Road, Clinton Township, Macomb County, Michigan, 48038, United States
CLINTON TWP, MI 480381136
Phone: (800) 848-0202
Fax: (586) 226-6949
Type: Mailing
4598 APPLETREE CT
WEST BLOOMFIELD, MI 483233910
Phone: (956) 331-2458
Fax: (586) 226-6949
Type: Mailing
18181 OAKWOOD BLVD STE 101
DEARBORN, MI 481244082
Phone: (248) 396-1306
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-07-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050707000370 | I | Infectious Disease | MI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 669 | 178 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 178 | 156 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 36 | 29 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 31 | 31 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 31 | 24 | $0 |
Insurance plans in this area (ZIP 48126)
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