DR. NICHOLAS BLAKE GREGORY (DO) – Internal Medicine Physician, NPI 1043897051
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
164 HOSPICE/PALLIATIVE CARE in MI
Provider Addresses for DR. NICHOLAS BLAKE GREGORY (DO)
24 FRANK LLOYD WRIGHT DRIVE
SUITE J2000
ANN ARBOR, MI 48105
Phone: (734) 747-6766
Type: Mailing
IHA HOSPITAL MEDICINE SERVICES
5301 E HURON RIVER DRIVE
YPSILANTI, MI 48197
Phone: (734) 712-8676
Type: Location
1615 LAKE LANSING RD
HASLETT, MI 488408426
Phone: (517) 285-9982
Type: Mailing
5333 MCAULEY DR RM 4001
YPSILANTI, MI 481971099
Phone: (734) 712-3980
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: 2024-06-12
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 |
|---|---|---|---|---|
| I20240612004321 | I | Hospice/Palliative Care | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 48105)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | MI | |
| Interventional Radiology | MI | |
| Cardiovascular Disease (Cardiology) | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| - | MI | |
| - | MI | |
| Internal Medicine, Geriatric Medicine | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Hospitalist, Internal Medicine | MI |
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