DR. JAMES H. T. TAN (MD) – Family Medicine Physician, NPI 1841398518
Family Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
2,661 FAMILY PRACTICE in CO
Provider Addresses for DR. JAMES H. T. TAN (MD)
10350 E Dakota Ave
Denver, CO 802471314
Phone: (303) 338-4545
Type: Location
94-450 MOKUOLA ST
STE 106
WAIPAHU, HI 967973388
Phone: (808) 675-7332
Fax: (813) 283-9331
Type: Mailing
Mokuola Street, Waipahu, Honolulu County, Hawaii, 96797, United States
STE 106
WAIPAHU, HI 96797
Phone: (808) 675-7332
Fax: (813) 283-9331
Type: Mailing
332, Newtown Road, Virginia Beach, Virginia, 23462, United States
VIRGINIA BEACH, VA 234621793
Phone: (757) 473-8400
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: 2021-10-21
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20081024000432 | I | Family Practice | CA | TBD |
| I20110216001216 | I | Family Practice | WA | TBD |
| I20211021002927 | I | Family Practice | OR | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 80247)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | DC | |
| Colorectal Surgery (Proctology), General Surgery | LA | |
| - | CA | |
| N E U R O S U R G E R Y | MA | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Emergency Medicine | CA | |
| - | MA | |
| Emergency Medicine | CA |
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