COLLEEN MARIE MARKHAM (FNP-BC) – Family Nurse Practitioner, NPI 1497384564
Family Nurse Practitioner
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NPPES metrics only — not quality of care.
5,198 NURSE PRACTITIONER in CO
Provider Addresses for COLLEEN MARIE MARKHAM (FNP-BC)
7192 SNOW PEAK CT
NIWOT, CO 805037607
Phone: (925) 878-8395
Type: Mailing
1550 S POTOMAC ST STE 200
AURORA, CO 800125432
Phone: (303) 353-2530
Type: Location
3841 GREEN HILLS VILLAGE DR STE 200
NASHVILLE, TN 372152691
Phone:
Type: Mailing
3601 THE VANDERBILT CLINIC
NASHVILLE, TN 372321488
Phone: (615) 322-5000
Type: Location
2121 S Blackhawk St Ste 110
Aurora, CO 800141488
Phone: (303) 353-2530
Type: Location
695 S Broadway St
Boulder, CO 803055969
Phone: (303) 402-9283
Type: Location
706 ROANTREE DR
BRENTWOOD, TN 370275526
Phone: (925) 878-8395
Type: Mailing
2121 S BLACKHAWK ST STE 110
AURORA, CO 800141488
Phone: (303) 353-2530
Type: Location
6916 HUNTER PL
BOULDER, CO 803013613
Phone: (925) 878-8395
Type: Mailing
169 INVERNESS DR W STE 400
ENGLEWOOD, CO 801125072
Phone: (866) 686-2504
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: 2023-02-14
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 |
|---|---|---|---|---|
| I20220414001552 | I | Nurse Practitioner | CO | TBD |
| I20230214000566 | I | Nurse Practitioner | TN | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 68 | 67 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 45 | 45 | $0 |
| 87636 | Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b | 32 | 32 | $0 |
| 87880 | Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | 17 | 17 | $0 |
Insurance plans in this area (ZIP 80503)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CO | |
| Nurse Practitioner | CO | |
| Nurse Practitioner | CO | |
| - | CO | |
| - | CO | |
| Physician Assistant | CO | |
| Nurse Practitioner | CO | |
| Physician Assistant | CO | |
| - | CO | |
| Geriatric Medicine, Family Practice | CO |
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