CHRISTOPHER MICHAEL FLYNN (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1356361042
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 MICHAEL FLYNN (M.D.)
601 JOHNSON STREET
KALAMAZOO, MI 490075341
Phone: (269) 341-7654
Fax: (269) 969-6078
Type: Location
5700, Southwyck Boulevard, Southwyck, Toledo, Lucas County, Ohio, 43614, United States
TOLEDO, OH 436141509
Phone: (800) 288-8325
Fax: (419) 866-5453
Type: Mailing
1215 E MICHIGAN AVE
LANSING, MI 489121811
Phone: (517) 364-2952
Type: Mailing
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.
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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: 2009-03-02
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 |
|---|---|---|---|---|
| I20090302000062 | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 903 | 466 | $0 |
| 84165 | Protein measurement, serum | 193 | 165 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 172 | 37 | $0 |
| 88112 | Cell examination of specimen, selective cellular enhancement technique | 133 | 108 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 120 | 59 | $0 |
Insurance plans in this area (ZIP 49007)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | MI | 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 151 | 105 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MI | |
| - | MI | |
| Family Practice | MI | |
| - | MI | |
| P A T H O L O G Y | IL | |
| Nurse Practitioner | MI | |
| Vascular Surgery, General Surgery | MI | |
| Nurse Practitioner | MI | |
| Internal Medicine | MI | |
| Family Practice | MI |
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