NPPES file of Aug 9, 2026

Christopher Joel Walker, CSC-AD

Addiction (Substance Use Disorder) Counselor · Pasadena, MD

Christopher Joel Walker, CSC-AD is an addiction (substance use disorder) counselor with a practice address in Pasadena, Maryland, and NPI 1184184426, issued on Mar 22, 2019. Check the license (Maryland SC1570, 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
1184184426
Name
Christopher Joel Walker
Credential
CSC-AD
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
SC1570 MD
Self-reported in NPPES; status is on the state search
Practice location
2825 Mountain Road, Pasadena, MD 21122
Phone
(443) 548-3733
Enumerated
Mar 22, 2019
Record last updated
Mar 22, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(410) 360-1675
Medicaid ID
1851838643 MD
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.
Download card Updates feed

8 nearest addiction (substance use disorder) counselor records → All 1,165 in Maryland → Look up another NPI →

Also registered at 2825 Mountain Road

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

  1. Barrett Tollenger, ADTAddiction (Substance Use Disorder) Counselor1730649922
  2. Patricia Tyler, ADTAddiction (Substance Use Disorder) Counselor1538629720
  3. Marjorie Waller, ADTAddiction (Substance Use Disorder) Counselor1558821892

Verify Christopher Joel Walker 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 SC1570    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Christopher Joel Walker among 1,165 addiction (substance use disorder) counselor records in Maryland

Christopher Joel Walker, CSC-AD is one of 1,165 addiction (substance use disorder) counselor records with a practice address in Maryland. 2% 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 2019, is newer than 53% of them.

  • NPI issued2019 · 53% of these records are older, 44% newer
  • In a Medicare fileNo · 2% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2019 · 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 101YA0400X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 addiction (substance use disorder) counselor records list a practice address in Pasadena

They are 9 of the 537 NPPES records with a practice address in Pasadena, and 1,165 addiction (substance use disorder) counselor records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,165 in Maryland → Every provider in Pasadena → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Pamela Fairbrother, CSC-ADPasadena, MD 211221265050819
  2. Barbara Fowler, CAC-ADPasadena, MD 211221457610289
  3. Cathy Haigis, CSC-ADPasadena, MD 211221689144271
  4. Erin HumePasadena, MD 211221750038998
  5. Kathleen Odell-Carlson, ADTPasadena, MD 211221861117533
  6. Barrett Tollenger, ADTPasadena, MD 211221730649922
  7. Patricia Tyler, ADTPasadena, MD 211221538629720
  8. Marjorie Waller, ADTPasadena, MD 211221558821892

Common questions

What is Christopher Joel Walker, CSC-AD's NPI number?

Christopher Joel Walker, CSC-AD's National Provider Identifier (NPI) is 1184184426, issued on Mar 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Joel Walker, CSC-AD located?

The NPPES record lists a practice address at 2825 Mountain Road, Pasadena, MD, 21122. Phone: (443) 548-3733. Providers update this record themselves, so call before visiting.

How can I verify Christopher Joel Walker, CSC-AD's license?

NPPES lists Maryland license number SC1570, 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.