NPPES file of Aug 9, 2026

Greg William Johnson

Professional Counselor · Frederick, MD

Greg William Johnson is a professional counselor with a practice address in Frederick, Maryland, and NPI 1154416485, issued on Oct 3, 2006. Check the license (Maryland LC1204, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1154416485
Name
Greg William Johnson
Primary taxonomy
Professional Counselor 101YP2500X
License number
LC1204 MD
Self-reported in NPPES; status is on the state search
Practice location
5301 Buckeystown Pike, Frederick, MD 21704
Phone
(301) 733-0330
Enumerated
Oct 3, 2006
Record last updated
Feb 19, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(301) 733-4038
Medicare enrollment
Enrolled (PECOS I20240228000750); 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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Also registered at 5301 Buckeystown Pike

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ingrid Backman, LCSW-CClinical Social Worker1679888473
  2. Emily CollinghamProfessional Counselor1962890962
  3. Denise Connelly, LCSW-C; CAC-ADClinical Social Worker1801045992
  4. Evan Dickstein, NP-PMHPsychiatric/Mental Health Nurse Practitioner1942688379
  5. Sara Dowski, MA, LCPC, NCCSocial Worker1821432832
  6. Sarah Forrest, LCSWCSocial Worker1629306485

Verify Greg William Johnson 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 LC1204
    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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Bills Medicare through one group practice

  1. Brook Lane Behavioral Services, Inc.Frederick, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Greg William Johnson among 4,072 professional counselor records in Maryland

Greg William Johnson is one of 4,072 professional counselor records with a practice address in Maryland. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 95% newer
  • In a Medicare fileYes · 11% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated1985 · median 2013 among the 676 with a school on file
  • Record last updated2018 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YP2500X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

197 professional counselor records list a practice address in Frederick

They are 197 of the 3,981 NPPES records with a practice address in Frederick, and 4,072 professional counselor records in Maryland.

The 8 professional counselor records with the nearest ZIP codes

  1. Jason Barth, LCPCFrederick, MD 217041528177573
  2. Kristine Boehmer, LCPCUrbana, MD 217041720490220
  3. Jeanne Centofanti, LCPCFrederick, MD 217041164811345
  4. Emily CollinghamFrederick, MD 217041962890962
  5. Ariana Cook, LCPC-SFrederick, MD 217041174989222
  6. Joseph Dagenhart, LCPCFrederick, MD 217041548586613
  7. Sarah Knutson, LCPCFrederick, MD 217041245435114
  8. Maria Murphy, LCPCFrederick, MD 217041518361690

Common questions

What is Greg William Johnson's NPI number?

Greg William Johnson's National Provider Identifier (NPI) is 1154416485, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Greg William Johnson located?

The NPPES record lists a practice address at 5301 Buckeystown Pike, Frederick, MD, 21704. Phone: (301) 733-0330. Providers update this record themselves, so call before visiting.

How can I verify Greg William Johnson's license?

NPPES lists Maryland license number LC1204, 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. Medicare files from data.cms.gov. 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.