TIM NGUYEN (MD) – Internal Medicine Physician, NPI 1164493607
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,575 INTERNAL MEDICINE in NV
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Provider Addresses for TIM NGUYEN (MD)
Mill Street, Reno, Washoe County, Nevada, 89431-5025, United States
RENO, NV 895021576
Phone: (775) 982-5262
Fax: (775) 982-3900
Type: Mailing
Los Altos Parkway, Sparks, Washoe County, Nevada, 89436, United States
SPARKS, NV 894366692
Phone: (775) 982-5000
Fax: (775) 982-3900
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $74.
Total Amount is formed as General ($74) + Research ($0) + Ownership ($0) = $74.
Last reported payment date: 2024-03-22 • Largest payer in this snapshot: Carl Zeiss Meditec USA, Inc. ($46).
Total Amount
$74
General + Research + Ownership
Payments
2
Total payment records
General Amount
$74
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Carl Zeiss Meditec USA, Inc. | $46 |
| Shockwave Medical, Inc | $28 |
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: 2005-09-21
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 |
|---|---|---|---|---|
| I20050921000667 | I | Internal Medicine | NV | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 412 | 265 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 308 | 207 | $0 |
| 85610 | Blood test, clotting time | 141 | 38 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 116 | 116 | $0 |
| 99211 | Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 105 | 52 | $0 |
Insurance plans in this area (ZIP 89502)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice, Sports Medicine | NV | |
| Family Practice | NV | |
| Family Practice | NV | |
| Sports Medicine, Family Practice | NV | |
| - | NV | |
| Nurse Practitioner | NV | |
| - | NV | |
| Nurse Practitioner | NV | |
| Physician Assistant | NV | |
| Nurse Practitioner | NV |
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