CLARE SULLIVAN (ARNP) – Nurse Practitioner, NPI 1154878981
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for CLARE SULLIVAN (ARNP)
13918 E Mississippi Ave
474
Aurora, CO 800123603
Phone: (303) 695-6060
Type: Location
15, West Dry Creek Circle, Littleton, Arapahoe County, Colorado, 80120, United States
LITTLETON, CO 801204427
Phone: (303) 952-1100
Fax: (303) 952-8185
Type: Mailing
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: 2016-12-21
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 |
|---|---|---|---|---|
| I20161221000348 | I | Nurse Practitioner | CO | 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 | 453 | 200 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 68 | 66 | $0 |
Insurance plans in this area (ZIP 80012)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Critical Care (Intensivists), Internal Medicine | CO | |
| Internal Medicine, Pulmonary Disease | CO | |
| - | PA | |
| Nurse Practitioner | CO | |
| Critical Care (Intensivists) | VA |
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