Derek J. Parker, M.A., M.S., PH.D.
Professional Counselor · Du Bois, PA
Derek J. Parker, M.A., M.S., PH.D. is a professional counselor with a practice address in Du Bois, Pennsylvania, and NPI 1679919633, issued on May 17, 2013. Check the license with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Derek J. Parker
- Credential
- M.A., M.S., PH.D.
- Primary taxonomy
- Professional Counselor 101YP2500X
- Practice location
- 420 1St St, Du Bois, PA 15801
- Phone
- (814) 221-5744
- Enumerated
- May 17, 2013
- Record last updated
- Apr 22, 2026
- Medicare enrollment
- Enrolled (PECOS I20241113000717); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest professional counselor records → All 9,335 in Pennsylvania → Look up another NPI →
Also registered at 420 1St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Emily Hulse, M.A, NCC, LPCProfessional Counselor1164060513
Verify Derek J. Parker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Richard HoffmanGreensburg, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Derek J. Parker among 9,335 professional counselor records in Pennsylvania
Derek J. Parker, M.A., M.S., PH.D. is one of 9,335 professional counselor records with a practice address in Pennsylvania. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 26% of them.
- NPI issued2013 · 26% of these records are older, 70% newer
- In a Medicare fileYes · 12% of these records are
- In the CMS Doctors and Clinicians fileYes · 18% of these records are
- Graduated2014 · median 2015 among the 1,702 with a school on file
- Record last updated2026 · 49% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
29 professional counselor records list a practice address in Du Bois
They are 29 of the 903 NPPES records with a practice address in Du Bois, and 9,335 professional counselor records in Pennsylvania.
All 9,335 in Pennsylvania → Every provider in Du Bois → Professional Counselor nationwide →
The 8 professional counselor records with the nearest ZIP codes
- Jennifer Alker, MA, LPCDu Bois, PA 158011457583635
- Amy Bankovic, LPCDu Bois, PA 158011831396910
- Virginia Johnson, LPCDu Bois, PA 158011649787433
- Greta Kessler, LPCDu Bois, PA 158011649833989
- Donna McCracken, M ED, CRC, LPCDu Bois, PA 158011558503961
- Lawrence Phleger, LPCDu Bois, PA 158011801006564
- Heidi Rudy, LPCDu Bois, PA 158011831401827
- Julie Smith, MADu Bois, PA 158011245573658
Common questions
What is Derek J. Parker, M.A., M.S., PH.D.'s NPI number?
Derek J. Parker, M.A., M.S., PH.D.'s National Provider Identifier (NPI) is 1679919633, issued on May 17, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Derek J. Parker, M.A., M.S., PH.D. located?
The NPPES record lists a practice address at 420 1St St, Du Bois, PA, 15801. Phone: (814) 221-5744. Providers update this record themselves, so call before visiting.
How can I verify Derek J. Parker, M.A., M.S., PH.D.'s license?
Search the Pennsylvania 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.