NICOLAS A. MELGAREJO (M.D.) – Infectious Disease Physician, NPI 1386882520
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
674 INFECTIOUS DISEASE in TX
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Provider Addresses for NICOLAS A. MELGAREJO (M.D.)
STARS Plastic Surgery, 8042, Wurzbach Road, South Texas Medical Center, San Antonio, Bexar County, Texas, 78229, United States
#280
SAN ANTONIO, TX 782293863
Phone: (210) 224-9616
Fax: (210) 224-5822
Type: Mailing
Rosa Verde Towers, 343, West Houston Street, Downtown, San Antonio, Bexar County, Texas, 78205, United States
SUITE #808
SAN ANTONIO, TX 78205
Phone: (210) 224-9616
Fax: (210) 224-5822
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 44 Open Payments records for all available years, with a total value of $940.
Total Amount is formed as General ($940) + Research ($0) + Ownership ($0) = $940.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Gilead Sciences, Inc. ($300).
Total Amount
$940
General + Research + Ownership
Payments
44
Total payment records
General Amount
$940
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $300 |
| ViiV Healthcare Company | $297 |
| Shionogi Inc | $122 |
| ABBVIE INC. | $76 |
| La Jolla Pharmaceutical Company | $33 |
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: 2010-12-02
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 |
|---|---|---|---|---|
| I20101202001147 | I | Infectious Disease | TX | 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 | 173 | 85 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 113 | 107 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 110 | 105 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 67 | 30 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 27 | 17 | $0 |
Insurance plans in this area (ZIP 78229)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Infectious Disease, Internal Medicine | TX | |
| Internal Medicine, Infectious Disease | TX | |
| Nurse Practitioner | TX | |
| Infectious Disease, Internal Medicine | TX | |
| - | TX | |
| Infectious Disease, Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Infectious Disease | TX | |
| Nurse Practitioner | TX | |
| Infectious Disease | ND |
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