MARK LANGLOIS (M.D.) – Family Medicine Physician, NPI 1295154656
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,418 FAMILY PRACTICE in MI
Provider Addresses for MARK LANGLOIS (M.D.)
PO BOX 1652
FRANKFORT, MI 496351652
Phone: (231) 333-4220
Type: Mailing
224 PARK AVE
FRANKFORT, MI 496359658
Phone: (231) 935-6181
Type: Location
6227 FRANKFORT HWY
BENZONIA, MI 496168632
Phone: (231) 882-9661
Type: Mailing
5191 ROSEWOOD DR
TRAVERSE CITY, MI 49685
Phone: (231) 922-0667
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: 2017-07-06
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 |
|---|---|---|---|---|
| I20170706001188 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 904 | 160 | $0 |
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 372 | 74 | $0 |
| 99306 | Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 165 | 142 | $0 |
| 99497 | Advance care planning, first 30 minutes | 84 | 76 | $0 |
| G0180 | Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 80 | 79 | $0 |
Insurance plans in this area (ZIP 49635)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MI | |
| Internal Medicine | MI | |
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI | |
| Internal Medicine | MI |
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