Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor
Ingrid B. Einstein, LICSW
Addiction (Substance Use Disorder) Counselor in Sharon, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1093886871
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Registry record
Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 004336 | Other | MA | HARVARD PILGRIM |
| 5363523 | Other | MA | AETNA |
| P06089 | Other | MA | BCBS |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty.
Frequently asked questions
Is NPI 1093886871 active?
How do I verify Ingrid Einstein's NPI record?
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.