DR. LAWRENCE JOHN MAMBRINO (MD) – Otolaryngology Physician, NPI 1508845017
Otolaryngology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
392 OTOLARYNGOLOGY in MA
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Provider Addresses for DR. LAWRENCE JOHN MAMBRINO (MD)
300, Mount Auburn Street, Old Cambridge, Cambridge, Middlesex County, Massachusetts, 02138, United States
SUITE 308
CAMBRIDGE, MA 021385600
Phone: (617) 354-1010
Fax: (617) 354-7961
Mailing address matches the actual address.
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: 2005-01-03
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 |
|---|---|---|---|---|
| I20050103000525 | I | Otolaryngology | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 517 | 336 | $0 |
| 92557 | Comprehensive hearing and speech recognition test | 314 | 296 | $0 |
| 92567 | Test to assess middle ear function | 285 | 273 | $0 |
| 69210 | Removal of impacted ear wax | 246 | 166 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 220 | 220 | $0 |
Insurance plans in this area (ZIP 02138)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OTOLARYNGOLOGY | MA | 92567 | Eardrum testing using ear probe | 178 | 164 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O T O L A R Y N G O L O G Y | MA | |
| O T O L A R Y N G O L O G Y | MA | |
| Physician Assistant | MA | |
| O T O L A R Y N G O L O G Y | MA |
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