Harvey Curtis Nicholson III, PH.D.
Clinical Psychologist · Lititz, PA
Harvey Curtis Nicholson III, PH.D. is a clinical psychologist with a practice address in Lititz, Pennsylvania, and NPI 1639166929, issued on Oct 1, 2005. Check the license (Pennsylvania PS-004493-L, 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
- Harvey Curtis Nicholson III
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PS-004493-L PA
Self-reported in NPPES; status is on the state search - Practice location
- 57 E Main St, Lititz, PA 17543
- Phone
- (717) 627-2857
- Enumerated
- Oct 1, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (717) 627-4455
- Medicare enrollment
- Enrolled (PECOS I20120305000308); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 2,597 in Pennsylvania → Look up another NPI →
Also registered at 57 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Roger Fretz, PH.D.Clinical Psychologist1740319425
Verify Harvey Curtis Nicholson III in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license PS-004493-LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Harvey Curtis Nicholson III among 2,597 clinical psychologist records in Pennsylvania
Harvey Curtis Nicholson III, PH.D. is one of 2,597 clinical psychologist records with a practice address in Pennsylvania. 15% 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileNo · 15% of these records are
- In the CMS Doctors and Clinicians fileYes · 27% of these records are
- Graduated1978 · median 2003 among the 707 with a school on file
- Record last updated2026 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Psychologist providers in Pennsylvania
There are 2,597 clinical psychologist records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,597 in Pennsylvania → Every provider in Lititz → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Roger Fretz, PH.D.Lititz, PA 175431740319425
- Leroy Johnston, PH. D.Lititz, PA 175431568602423
- Tegan Blackbird, PH DManheim, PA 175451841211026
- John Guetter, PH.D.Manheim, PA 175451013074319
- Kevin Newgren, PSYDManheim, PA 175451912035254
- Mary Murray, PH.D.Leola, PA 175401831220086
- Lynn Anderson, MSMillersville, PA 175511558587220
- Robert Tindall, PH.D.Gap, PA 175271316098825
Common questions
What is Harvey Curtis Nicholson III, PH.D.'s NPI number?
Harvey Curtis Nicholson III, PH.D.'s National Provider Identifier (NPI) is 1639166929, issued on Oct 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Harvey Curtis Nicholson III, PH.D. located?
The NPPES record lists a practice address at 57 E Main St, Lititz, PA, 17543. Phone: (717) 627-2857. Providers update this record themselves, so call before visiting.
How can I verify Harvey Curtis Nicholson III, PH.D.'s license?
NPPES lists Pennsylvania license number PS-004493-L, 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.