CHRISTOPHER W SHANAHAN (M.D., M.P.H.) – Internal Medicine Physician, NPI 1730184854
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
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Provider Addresses for CHRISTOPHER W SHANAHAN (M.D., M.P.H.)
801 ALBANY ST FL G
BOSTON, MA 021193791
Phone:
Type: Mailing
Mattapan Community Health Center, 1575, Blue Hill Avenue, Mattapan, Boston, Suffolk County, Massachusetts, 02126, United States
MATTAPAN, MA 021262122
Phone: (617) 829-6006
Fax: (617) 296-5408
Type: Location
801 Massachusetts Ave
2nd FL
Boston, MA 021182526
Phone: (617) 414-7399
Fax: (617) 414-4676
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: 2005-04-15
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 |
|---|---|---|---|---|
| I20050415000567 | I | Internal Medicine | MA | 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 |
|---|---|---|---|---|
| 82962 | Blood glucose (sugar) test performed by hand-held instrument | 21 | 13 | $0 |
| 83036 | Hemoglobin a1c level | 13 | 11 | $0 |
Insurance plans in this area (ZIP 02119)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | VT | |
| Nurse Practitioner | OH | |
| Nurse Practitioner | MA | |
| - | VA | |
| Physician Assistant | VA | |
| Nurse Practitioner | VT | |
| Nurse Practitioner | MA | |
| Nurse Practitioner | WV | |
| - | NY | |
| - | MA |
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