NPPES file of Aug 9, 2026

Marcia Derrick, RDH

Dental Hygienist · Walkersville, MD

Marcia Derrick, RDH is a dental hygienist with a practice address in Walkersville, Maryland, and NPI 1982761722, issued on Jan 2, 2007. Check the license (Maryland 4381, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982761722
Name
Marcia Derrick
Credential
RDH
Primary taxonomy
Dental Hygienist 124Q00000X
License numbers
4381 MD
2001 WV
Self-reported in NPPES; status is on the state search
Practice location
31B E Frederick St, Walkersville, MD 21793
Phone
(301) 898-7898
Enumerated
Jan 2, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Marcia Derrick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 4381    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Dental Hygienist providers in Maryland

There are 318 dental hygienist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 318 in Maryland → Every provider in Walkersville →

Other dental hygienist records in Maryland

  1. Adriana Abell, RDHWaldorf, MD1144083809
  2. Semeona Acuzar-Brillantes, RDHWaldorf, MD1720845019
  3. Tyler Adaire, X2Fort George G Meade, MD1437923232
  4. Klever Alameda CastanedaFort George G Meade, MD1558221085
  5. Dena Albejee, RDHBaltimore, MD1689464364
  6. Michele Alford, R.D.HBaltimore, MD1548572316
  7. Justin Ambrose, RDHBaltimore, MD1912677220
  8. Daisy Amey, RDHTowson, MD1871417030
  9. Maha ArshadGermantown, MD1093667057
  10. Apameh Assadi, RDHReisterstown, MD1780466441

Common questions

What is Marcia Derrick, RDH's NPI number?

Marcia Derrick, RDH's National Provider Identifier (NPI) is 1982761722, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marcia Derrick, RDH located?

The NPPES record lists a practice address at 31B E Frederick St, Walkersville, MD, 21793. Phone: (301) 898-7898. Providers update this record themselves, so call before visiting.

How can I verify Marcia Derrick, RDH's license?

NPPES lists Maryland license number 4381, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.