LONG T. NGUYEN (M.D.) – Internal Medicine Physician, NPI 1811956006
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,474 INTERNAL MEDICINE in OK
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Provider Addresses for LONG T. NGUYEN (M.D.)
5300, North Independence Avenue, Oklahoma City, Oklahoma County, Oklahoma, 73112, United States
SUITE 280
OKLAHOMA CITY, OK 731125556
Phone: (405) 713-7403
Fax: (405) 713-2794
Type: Mailing
INTEGRIS Baptist Medical Center, 3300, Northwest Expressway, Oklahoma City, Oklahoma County, Oklahoma, 73112, United States
OKLAHOMA CITY, OK 731124418
Phone: (405) 713-7403
Fax: (405) 713-2794
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: 2004-05-24
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 |
|---|---|---|---|---|
| I20040524000651 | I | Internal Medicine | OK | 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 | 623 | 212 | $0 |
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 274 | 157 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 185 | 104 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 176 | 153 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 59 | 32 | $0 |
Insurance plans in this area (ZIP 73112)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | OK | |
| Internal Medicine | OR | |
| H O S P I T A L I S T | OK | |
| Family Practice | OK |
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