DR. JOHN D JR. AIKIN (MD) – Internal Medicine Physician, NPI 1770588402
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,994 INTERNAL MEDICINE in CO
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Provider Addresses for DR. JOHN D JR. AIKIN (MD)
1420, West Canal Court, Littleton, Arapahoe County, Colorado, 80120, United States
SUITE 10
LITTLETON, CO 801205655
Phone: (303) 791-2841
Fax: (303) 471-7555
Type: Mailing
1420 W Canal Ct
Suite 10
Littleton, CO 80120
Phone: (303) 791-2841
Fax: (303) 471-7555
Type: Location
9088 RIDGELINE BLVD STE 201
HIGHLANDS RANCH, CO 801292380
Phone: (720) 266-6900
Fax: (720) 791-9920
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: 2005-09-14
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 |
|---|---|---|---|---|
| I20050914000498 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 129 | 103 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 46 | 43 | $0 |
| 81003 | Automated urinalysis test | 18 | 16 | $0 |
Insurance plans in this area (ZIP 80120)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | CO | 85610 | Blood test, clotting time | 93 | 13 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CO | |
| Nurse Practitioner | CO | |
| Internal Medicine | CO | |
| Physician Assistant | CO | |
| Family Practice | CO | |
| Physician Assistant | CO | |
| - | CO | |
| Internal Medicine | CO | |
| N E U R O L O G Y | CO |
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