Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Martha C Mervis, LCSWC
Social Worker in Silver Spring, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225144330
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Registry record
Entity type Individual (Type 1)
Name Ms. Martha C Mervis
Credential LCSWC
Sex Female
Practice address 11002 Veirs Mill Rd, Suite 707, Silver Spring, MD, 20902
Phone (301) 802-7247
Enumeration date Aug 22, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 236488 | Other | MD | KAISER |
| F029 | Other | DC | BC/BS |
| 0070 | Other | DC | BCBS |
| 121894 | Other | MD | VALUE OPTIONS |
| 90060100 | Medicaid | MD | - |
| 54077 | Other | MD | UBH |
| 7866352 | Other | MD | AETNA |
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
What is the NPI number for Martha Mervis?
The National Provider Identifier (NPI) for Martha Mervis is 1225144330, a Type 1 (individual) record in the CMS NPPES registry.
Where does Martha Mervis practice?
The practice location on file with NPPES is in Silver Spring, MD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.