DR. TENEESE NGUYEN (MD.) – Internal Medicine Physician, NPI 1043306673
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
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Provider Addresses for DR. TENEESE NGUYEN (MD.)
23141, Verdugo Drive, North Laguna Hills, Laguna Hills, Orange County, California, 92653, United States
STE 201
LAGUNA HILLS, CA 926531341
Phone: (949) 215-5055
Fax: (949) 215-5044
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $191.
Total Amount is formed as General ($191) + Research ($0) + Ownership ($0) = $191.
Last reported payment date: 2024-06-26 • Largest payer in this snapshot: ITI, Inc. ($92).
Total Amount
$191
General + Research + Ownership
Payments
4
Total payment records
General Amount
$191
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ITI, Inc. | $92 |
| Janssen Pharmaceuticals, Inc | $60 |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | $38 |
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: 2011-02-17
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 |
|---|---|---|---|---|
| I20110217000278 | I | Internal Medicine | CA | 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 | 690 | 54 | $0 |
| 99291 | Critical care, first 30-74 minutes | 108 | 29 | $0 |
| 99307 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 39 | 15 | $0 |
| 99497 | Advance care planning, first 30 minutes | 24 | 18 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 92653)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA |
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