DR. ALDEN DYKSTRA (M.D.) – Internal Medicine Physician, NPI 1427083757
Internal Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
169 INTERNAL MEDICINE in WY
Provider Addresses for DR. ALDEN DYKSTRA (M.D.)
201 Yellowstone Ave
Cody, WY 824149313
Phone: (406) 238-5046
Type: Location
2800 10TH AVE N
BILLINGS, MT 591010703
Phone: (406) 238-2500
Type: Location
PO BOX 35100
BILLINGS, MT 591075100
Phone: (406) 238-2500
Type: Mailing
Yellowstone Avenue, Cody, Park County, Wyoming, United States
CODY, WY 824149313
Phone: (406) 238-5046
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: 2006-02-07
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 |
|---|---|---|---|---|
| I20060207000339 | I | Internal Medicine | MI | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 341 | 109 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 112 | 53 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 28 | 27 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 18 | 18 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 82414)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MI | |
| - | MI | |
| - | MI | |
| N E U R O L O G Y | MI | |
| Physician Assistant | MI | |
| - | MI | |
| - | MI | |
| Physician Assistant | MI | |
| Nurse Practitioner | MI | |
| - | MI |
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