DR. IGOR BORISOV (MD) – Internal Medicine Physician, NPI 1235134008
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,996 INTERNAL MEDICINE in CO
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Provider Addresses for DR. IGOR BORISOV (MD)
4500, East 9th Avenue, Denver, Denver County, Colorado, 80220, United States
STE 140
DENVER, CO 802203920
Phone: (303) 394-2152
Fax: (303) 394-2496
Mailing address matches the actual address.
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 $927.
Total Amount is formed as General ($927) + Research ($0) + Ownership ($0) = $927.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($182).
Total Amount
$927
General + Research + Ownership
Payments
44
Total payment records
General Amount
$927
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $182 |
| Novo Nordisk Inc | $173 |
| ViiV Healthcare Company | $81 |
| Amgen Inc. | $65 |
| Astellas Pharma US Inc | $65 |
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: 2010-02-01
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 |
|---|---|---|---|---|
| I20100201000796 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 669 | 116 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 497 | 143 | $0 |
| 99487 | Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month | 457 | 98 | $0 |
| 99489 | Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month | 450 | 67 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 238 | 47 | $0 |
Insurance plans in this area (ZIP 80220)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | CO | 20610 | Aspiration and/or injection of large joint or joint capsule | 50 | 21 |
| INTERNAL MEDICINE | CO | 94060 | Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | CO |
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