CHRISTOPHER K. HYSELL (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1639205461
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
573 PATHOLOGY in MI
Provider Addresses for CHRISTOPHER K. HYSELL (MD)
MASSACHUSETTS GENERAL HOSPITAL
55 FRUIT STREET
BOSTON, MA 02114
Phone: (617) 726-2066
Type: Mailing
468 Cadieux Rd
Grosse Pointe, MI 482306712
Phone: (313) 473-1615
Type: Location
44201 Dequindre Rd
Troy, MI 480856712
Phone: (248) 964-4130
Type: Location
3601 W 13 MILE RD
ROYAL OAK, MI 480736712
Phone: (248) 898-9060
Type: Location
26901 BEAUMONT BLVD STE 3D
SOUTHFIELD, MI 480333849
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $158.
Total Amount is formed as General ($158) + Research ($0) + Ownership ($0) = $158.
Last reported payment date: 2024-06-25 • Largest payer in this snapshot: LinkBio Corp ($158).
Total Amount
$158
General + Research + Ownership
Payments
1
Total payment records
General Amount
$158
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| LinkBio Corp | $158 |
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: 2009-07-28
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 |
|---|---|---|---|---|
| I20090728000562 | I | Pathology | 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 |
|---|---|---|---|---|
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 343 | 54 | $0 |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 212 | 173 | $0 |
| 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 173 | 145 | $0 |
| 88300 | Pathology examination of tissue using a microscope, limited examination | 171 | 161 | $0 |
| 88311 | Preparation of tissue for examination by removing any calcium present | 167 | 145 | $0 |
Insurance plans in this area (ZIP 02114)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | MA | 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 26 | 26 |
| PATHOLOGY | MA | 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 77 | 50 |
| PATHOLOGY | MA | 88312 | Special stained specimen slides to identify organisms including interpretation and report | 120 | 79 |
| PATHOLOGY | MA | 88342 | Tissue or cell analysis by immunologic technique | 65 | 61 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MI | |
| Interventional Radiology, Diagnostic Radiology | MI | |
| - | MI | |
| - | MI | |
| Family Practice | MI | |
| - | MI | |
| P A T H O L O G Y | MI | |
| - | MI | |
| Emergency Medicine | CA | |
| - | MI |
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