MONICA SIRCAR – Internal Medicine Physician, NPI 1548421696
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
Provider Addresses for MONICA SIRCAR
75 MOUNT AUBURN ST
CAMBRIDGE, MA 021384960
Phone:
Type: Mailing
300 Pasteur Dr # S101
Stanford, CA 943052200
Phone: (650) 723-5334
Type: Location
1493 Cambridge St
Cambridge, MA 021391047
Phone: (617) 665-1068
Type: Location
55 Fruit St
Boston, MA 021142621
Phone: (617) 726-2000
Type: Location
Cambridge Hospital, 1493, Cambridge Street, Inman Square, Cambridge, Middlesex County, Massachusetts, 02139, United States
CAMBRIDGE, MA 021391047
Phone:
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.
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: 2018-05-30
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 |
|---|---|---|---|---|
| I20180530002402 | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 55 | 39 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 44 | 34 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 24 | 24 | $0 |
Insurance plans in this area (ZIP 02138)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| - | MA | |
| D E R M A T O L O G Y | MA | |
| Nurse Practitioner | MA | |
| - | MA | |
| Internal Medicine | MA | |
| Nurse Practitioner | NH | |
| Emergency Medicine | MA | |
| O P T O M E T R Y | MA |
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