DR. ALAN YOUNG SYNN (M.D.) – Vascular Surgery Physician, NPI 1912984386
Vascular Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
103 VASCULAR SURGERY in CO
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Provider Addresses for DR. ALAN YOUNG SYNN (M.D.)
Colon and Rectal Clinic of Colorado, 1601, East 19th Avenue, City Park West, Denver, Denver County, Colorado, 80218, United States
SUITE 3950
DENVER, CO 802181216
Phone: (303) 539-0736
Fax: (303) 539-0737
Type: Mailing
7805 W 38th Ave
Wheat Ridge, CO 800336109
Phone: (303) 539-0736
Fax: (303) 539-0737
Type: Location
4105 E FLORIDA AVE STE 200
DENVER, CO 802223641
Phone: (303) 539-0736
Fax: (303) 539-0737
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 53 Open Payments records for all available years, with a total value of $2,996.
Total Amount is formed as General ($2,996) + Research ($0) + Ownership ($0) = $2,996.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: AngioDynamics, Inc. ($794).
Total Amount
$2,996
General + Research + Ownership
Payments
53
Total payment records
General Amount
$2,996
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AngioDynamics, Inc. | $794 |
| Endologix LLC | $654 |
| Medtronic, Inc. | $313 |
| ShockWave Medical, Inc | $237 |
| Philips North America LLC | $144 |
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: 2010-08-30
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 |
|---|---|---|---|---|
| I20100830000739 | I | Vascular 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 124 | 108 | $0 |
| 93922 | Ultrasound study of arm and leg arteries | 103 | 82 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 60 | 60 | $0 |
| 93970 | Ultrasound study of arm or leg veins with compression and maneuvers | 57 | 56 | $0 |
| 93926 | Ultrasound of one leg arteries or artery grafts | 55 | 45 | $0 |
Insurance plans in this area (ZIP 80218)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| VASCULAR SURGERY | CO | 11042 | Removal of skin and tissue first 20 sq cm or less | 123 | 26 |
| VASCULAR SURGERY | CO | 93926 | Ultrasound study of arteries and arterial grafts of one leg or limited | 46 | 36 |
| VASCULAR SURGERY | CO | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 39 | 31 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Vascular Surgery, General Surgery | CO | |
| Vascular Surgery | CO | |
| Vascular Surgery | WI | |
| Vascular Surgery | MO |
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