DR. JONATHAN T SHAMASS (DNP, ACNP-BC) – Acute Care Nurse Practitioner, NPI 1508171117
Acute Care Nurse Practitioner
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
8,106 NURSE PRACTITIONER in MI
Provider Addresses for DR. JONATHAN T SHAMASS (DNP, ACNP-BC)
50855 MARIA ST
NEW BALTIMORE, MI 480472163
Phone: (586) 295-1491
Type: Mailing
15855 19 MILE RD
CLINTON TOWNSHIP, MI 480383504
Phone: (586) 295-1491
Type: Location
50855 Maria St
New Baltimore, MI 480472163
Phone: (586) 295-1491
Type: Location
27351 Dequindre Rd
Madison Heights, MI 48071
Phone: (248) 967-7585
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: 2011-04-12
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 |
|---|---|---|---|---|
| I20110412000528 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99291 | Critical care, first 30-74 minutes | 69 | 39 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 25 | 21 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 24 | 19 | $0 |
Insurance plans in this area (ZIP 48047)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | MI | |
| - | MI | |
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Pediatric Medicine, Allergy/Immunology | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Physician Assistant | MI | |
| Family Practice | MI | |
| Nurse Practitioner | MI |
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