NPPES file of Aug 9, 2026

Margrett Ann Brooks, PHD

Psychologist · Leonardtown, MD

Margrett Ann Brooks, PHD is a psychologist with a practice address in Leonardtown, Maryland, and NPI 1144286881, issued on Apr 21, 2006. Check the license (Maryland 2768, 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
1144286881
Name
Margrett Ann Brooks
Credential
PHD
Primary taxonomy
Psychologist 103T00000X
License number
2768 MD
Self-reported in NPPES; status is on the state search
Practice location
23175 Kitty Court, Leonardtown, MD 20650
Phone
(301) 475-7988
Enumerated
Apr 21, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(301) 475-3515
Medicare enrollment
Enrolled (PECOS I20160511001120); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Margrett Ann Brooks 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 2768
    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
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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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Margrett Ann Brooks among 1,183 psychologist records in Maryland

Margrett Ann Brooks, PHD is one of 1,183 psychologist records with a practice address in Maryland. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 80% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Graduated1990 · median 1999 among the 167 with a school on file
  • Record last updated2007 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in Maryland

There are 1,183 psychologist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 psychologist records with the nearest ZIP codes

  1. Navjeet KaurLeonardtown, MD 206501104121649
  2. Jennifer Willoughby, PH.D.Leonardtown, MD 206501619083110
  3. James Nutter, EDDLexington Park, MD 206531053482836
  4. Jennifer Murphy, PSY.D.La Plata, MD 206461932274453
  5. Teresa JamesLusby, MD 206571497631766
  6. Aruna PatilHollywood, MD 206361881778066
  7. Vera MontgomeryPrince Frederick, MD 206781023734720
  8. Kathleen Tallent, PH.DPrince Frederick, MD 206781528238698

Common questions

What is Margrett Ann Brooks, PHD's NPI number?

Margrett Ann Brooks, PHD's National Provider Identifier (NPI) is 1144286881, issued on Apr 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Margrett Ann Brooks, PHD located?

The NPPES record lists a practice address at 23175 Kitty Court, Leonardtown, MD, 20650. Phone: (301) 475-7988. Providers update this record themselves, so call before visiting.

How can I verify Margrett Ann Brooks, PHD's license?

NPPES lists Maryland license number 2768, 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.

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.