STEPHEN MATTHEW COX (D.O.) – Internal Medicine Physician, NPI 1194066027
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,996 INTERNAL MEDICINE in CO
Provider Addresses for STEPHEN MATTHEW COX (D.O.)
PO BOX 35380
LAS VEGAS, NV 891335380
Phone: (702) 579-3203
Type: Mailing
14300 ORCHARD PKWY
WESTMINSTER, CO 800239206
Phone: (720) 627-3761
Fax: (303) 627-3758
Type: Location
1702 L ST UNIT 102
FRESNO, CA 937211144
Phone: (530) 908-9111
Type: Mailing
1707 Cole Blvd Ste 100
Golden, CO 804013219
Phone: (303) 763-4900
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: 2024-11-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20200824000503 | I | Internal Medicine | CO | TBD |
| I20241107000870 | I | Hospitalist | HI | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 188 | 77 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 67 | 64 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 30 | 30 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 28 | 12 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 11 | $0 |
Insurance plans in this area (ZIP 89133)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | NY | |
| Internal Medicine | TX | |
| Internal Medicine | OR | |
| Internal Medicine | MI | |
| Nurse Practitioner | GA | |
| Internal Medicine | CO | |
| Internal Medicine, Hospitalist, Internal Medicine | NC | |
| H O S P I T A L I S T | NC | |
| Internal Medicine | CA | |
| Internal Medicine | WY |
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