MAXINE FLAME WARREN (M.D.) – Dermatology Physician, NPI 1508216458
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
364 DERMATOLOGY in CO
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Provider Addresses for MAXINE FLAME WARREN (M.D.)
1551 PROFESSIONAL LN UNIT 135
LONGMONT, CO 805016966
Phone: (303) 532-2810
Fax: (303) 532-2816
Type: Mailing
1960, Ogden Street, Five Points, Denver, Denver County, Colorado, 80218, United States
STE 400
DENVER, CO 802183670
Phone: (303) 318-1540
Fax: (303) 318-2481
Type: Mailing
SCL Health Saint Joseph Hospital, 1375, East 19th Avenue, City Park West, Denver, Denver County, Colorado, 80218, United States
DENVER, CO 802181114
Phone: (303) 812-6410
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 44 Open Payments records for all available years, with a total value of $975.
Total Amount is formed as General ($975) + Research ($0) + Ownership ($0) = $975.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: Sun Pharmaceutical Industries Inc. ($136).
Total Amount
$975
General + Research + Ownership
Payments
44
Total payment records
General Amount
$975
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2020-10-15
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 |
|---|---|---|---|---|
| I20201015000636 | I | Dermatology | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 1,047 | 198 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 491 | 385 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 362 | 279 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 288 | 235 | $0 |
| 11102 | Biopsy of related skin growth, first growth | 139 | 122 | $0 |
Insurance plans in this area (ZIP 80501)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | CO | |
| - | TN | |
| D E R M A T O L O G Y | FL | |
| Micrographic Dermatologic Surgery (Mds), Dermatology, Dermatology, Micrographic Dermatologic Surgery (Mds) | CO | |
| Physician Assistant | CO |
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