MARK J HERMACINSKI (MD) – Surgery Physician, NPI 1871684472
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
756 GENERAL SURGERY in CO
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Provider Addresses for MARK J HERMACINSKI (MD)
940 CENTRAL PARK DR STE 200
STEAMBOAT SPRINGS, CO 804878853
Phone: (970) 879-9299
Fax: (866) 228-0896
Type: Mailing
Craig, Creeslough Electoral Division, Glenties Municipal District, County Donegal, Ireland
CRAIG, CO 816251208
Phone: (970) 824-1088
Fax: (970) 824-2700
Type: Mailing
Northwest Hearing: John Burke, Audiologist, 940, Central Park Drive, Steamboat Springs, Routt County, Colorado, 80487, United States
SUITE 200
STEAMBOAT SPRINGS, CO 804878853
Phone: (970) 879-9299
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: 2005-09-19
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 |
|---|---|---|---|---|
| I20050919000844 | I | General Surgery | 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 |
|---|---|---|---|---|
| G0121 | Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 65 | 65 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 27 | 27 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 23 | 23 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 22 | 21 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 13 | 13 | $0 |
Insurance plans in this area (ZIP 80487)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GENERAL SURGERY | CO | 45378 | Diagnostic examination of large bowel using an endoscope | 33 | 33 |
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