Donald C. Lonnquist, MA, ATR-BC, LPC
Mental Health Counselor · Haverford, PA
Donald C. Lonnquist, MA, ATR-BC, LPC is a mental health counselor with a practice address in Haverford, Pennsylvania, and NPI 1497358758, issued on Nov 19, 2020. Check the license (Pennsylvania PC009178, as entered in NPPES) with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Donald C. Lonnquist
- Credential
- MA, ATR-BC, LPC
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- License number
- PC009178 PA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Haverford RD Ste G101, Haverford, PA 19041
- Phone
- (610) 649-1080
- Enumerated
- Nov 19, 2020
- Record last updated
- Nov 19, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 600 Haverford RD Ste G101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Petra Artz, M.P.S, ATR-BC, LPCMental Health Counselor1346992658
- Eve AtkinsSocial Worker1689395014
- Dana Dipretoro, MA, ATR-BC, LPCProfessional Counselor1174283907
- Claire Duncan, QMHP, LAPCMental Health Counselor1558097626
- Michael Fogel, MA, ATR-BC, LPCMental Health Counselor1619731502
- Rebecca Livingston, MA, LPCMental Health Counselor1912593070
Verify Donald C. Lonnquist in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license PC009178Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22 mental health counselor records list a practice address in Haverford
They are 22 of the 258 NPPES records with a practice address in Haverford, and 10,019 mental health counselor records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 22 in Haverford → All 10,019 in Pennsylvania → Every provider in Haverford →
Other mental health counselor records in Pennsylvania
- Jenae AaronsJenkintown, PA1871188672
- Sean AbarayAllison Park, PA1609101989
- Aisha Abdul-WahidPhiladelphia, PA1689078214
- Arifah AbdullahPhiladelphia, PA1477358554
- Callahan AbelUniontown, PA1548001647
- Daniel Abel, MS, NCC, LAPC, CAADCCamp Hill, PA1396595450
- Carolyn Abele, LPCPhiladelphia, PA1154617611
- Devan AberExton, PA1861227670
- Elssa AberaAston, PA1972183218
- Regina Abernethy, MA, LMFTHuntingdon Valley, PA1407940612
Common questions
What is Donald C. Lonnquist, MA, ATR-BC, LPC's NPI number?
Donald C. Lonnquist, MA, ATR-BC, LPC's National Provider Identifier (NPI) is 1497358758, issued on Nov 19, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Donald C. Lonnquist, MA, ATR-BC, LPC located?
The NPPES record lists a practice address at 600 Haverford RD Ste G101, Haverford, PA, 19041. Phone: (610) 649-1080. Providers update this record themselves, so call before visiting.
How can I verify Donald C. Lonnquist, MA, ATR-BC, LPC's license?
NPPES lists Pennsylvania license number PC009178, as entered by the provider. 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. 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.