Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Merril O. Adelman, R.D.
Registered Dietitian in Norwalk, CT · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1801125471
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Registry record
Entity type Individual (Type 1)
Name Ms. Merril O. Adelman
Credential R.D.
Sex Female
Practice address 30 Stevens St, Norwalk, CT, 06850
Phone (203) 852-2906
Enumeration date Dec 10, 2009
Last updated in NPPES Dec 10, 2009
Taxonomy & licenses
RD · Registered Dietitian: A nutrition professional credentialed by the Commission on Dietetic Registration.
About the RD credential
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
Where does Merril Adelman practice?
The practice location on file with NPPES is in Norwalk, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Merril Adelman?
The National Provider Identifier (NPI) for Merril Adelman is 1801125471, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-12-10.