Nicole Courtney Twaalfhoven, LCPC
Mental Health Counselor · Riverdale, MD
Nicole Courtney Twaalfhoven, LCPC is a mental health counselor with a practice address in Riverdale, Maryland, and NPI 1003325515, issued on Sep 27, 2017. Check the license (Maryland LPC8520, 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.
- Name
- Nicole Courtney Twaalfhoven
- Credential
- LCPC
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- License number
- LPC8520 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6200 Baltimore Ave Ste 300, Riverdale, MD 20737
- Phone
- (301) 500-0311
- Enumerated
- Sep 27, 2017
- Record last updated
- Nov 15, 2024
- Medicare enrollment
- Enrolled (PECOS I20250714002054); accepts Medicare assignment
- Medical or professional school
- Johns Hopkins University School Of Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 4,201 in Maryland → Look up another NPI →
Also registered at 6200 Baltimore Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicole Courtney Twaalfhoven in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license LPC8520Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Nicole Courtney Twaalfhoven among 4,201 mental health counselor records in Maryland
Nicole Courtney Twaalfhoven, LCPC is one of 4,201 mental health counselor records with a practice address in Maryland. 7% 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 2017, is newer than 26% of them.
- NPI issued2017 · 26% of these records are older, 71% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 11% of these records are
- Graduated2014 · median 2016 among the 472 with a school on file
- Record last updated2024 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 mental health counselor records list a practice address in Riverdale
They are 13 of the 448 NPPES records with a practice address in Riverdale, and 4,201 mental health counselor records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,201 in Maryland → Every provider in Riverdale → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Chinedu Akubudike, MARiverdale, MD 207371942515960
- Michaelle AndreRiverdale, MD 207371770144875
- Jennifer HartRiverdale, MD 207371164905311
- Felicite Neal, LCSW-CRiverdale, MD 207371952565137
- Andrea OliverRiverdale, MD 207371437963709
- Jeri PriceRiverdale, MD 207371902636947
- Melissa ProsperRiverdale, MD 207371437984788
- Sonia SherlekarRiverdale, MD 207371811717671
Common questions
What is Nicole Courtney Twaalfhoven, LCPC's NPI number?
Nicole Courtney Twaalfhoven, LCPC's National Provider Identifier (NPI) is 1003325515, issued on Sep 27, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Nicole Courtney Twaalfhoven, LCPC located?
The NPPES record lists a practice address at 6200 Baltimore Ave Ste 300, Riverdale, MD, 20737. Phone: (301) 500-0311. Providers update this record themselves, so call before visiting.
How can I verify Nicole Courtney Twaalfhoven, LCPC's license?
NPPES lists Maryland license number LPC8520, 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.