HARMONY MENTAL HEALTH SERVICES INC.
NPI 1477500510
Psychologist - Counseling in Philadelphia, PA

Active since May 27, 2006
2400 CHESTNUT ST, PHILADELPHIA, PA 19103(215) 568-5900 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

About Harmony Mental Health Services Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

HARMONY MENTAL HEALTH SERVICES INC. (NPI 1477500510) is a healthcare organization registered as a counseling in Philadelphia, Pennsylvania and active in the NPI registry since May 2006. The organization lists Dorothy Jane Mcguffin, President, as its authorized official.

NPPES Registry Identity

NPI1477500510
Entity TypeOrganization
Primary Taxonomy103TC1900X
Legal Business NameHARMONY MENTAL HEALTH SERVICES INC.
Location Address2400 CHESTNUT STPhiladelphia, PA 19103-4316
Mailing Address2400 Chestnut StPhiladelphia, PA 19103-4316 · (215) 568-5900
Organization SubpartNo
Authorized OfficialDorothy Jane McguffinPresident · (215) 568-5900
Enumeration DateMay 27, 2006
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
✔ NPI 1477500510 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · CounselingBehavioral Health & Social Service Providers
Taxonomy Code103TC1900X
Definition
A psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and physical health concerns people may have at different stages in their lives, focusing on typical life stresses and more severe issues with which people may struggle as individuals and as a part of families, groups and organizations. Counseling psychologists help people with physical, emotional and mental health issues improve their sense of well-being, alleviate feelings of distress and resolve crises. They also provide assessment, diagnosis, and treatment of more severe psychological symptoms.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X
Also ListedPsychologist · Group PsychotherapyTaxonomy 103TP2701X
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
2400 CHESTNUT ST, Philadelphia, PA 19103

Other Identifiers 2

Other0007812123PA · Aetna
Other2317417000PA · Ibc Mhs#

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Harmony Mental Health Services Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Harmony Mental Health Services Inc., which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (4)

Clinical Social Worker
NPI 1033367297
2400 CHESTNUT ST. HARMONY MENTAL HEALTH SERVICES, INC.
Philadelphia, PA 19103
(215) 568-5903
✔ PECOS✔ Accepts MedicareSame address
Clinical Social Worker
NPI 1275796039
2400 CHESTNUT STREET HARMONY MENTAL HEALTH OFFICE LEVEL
Philadelphia, PA 19103
(215) 568-5900
✔ PECOS✔ Accepts MedicareSame address
Psychiatry
NPI 1811052574
2400 CHESTNUT ST
Philadelphia, PA 19103
(215) 568-5900
✔ PECOS✔ Accepts MedicareSame address
Clinical Social Worker
NPI 1972650182
517 N SPRING MILL RD
Villanova, PA 19085
(610) 804-0886
✔ PECOS✔ Accepts Medicare10 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Harmony Mental Health Services Inc.'s NPI number?

The NPI number for Harmony Mental Health Services Inc. is 1477500510. It was assigned to this organization in the NPPES registry on May 27, 2006.

Where is Harmony Mental Health Services Inc. located?

Harmony Mental Health Services Inc. is located at 2400 Chestnut St, Philadelphia, PA 19103. The listed phone number is (215) 568-5900.

What is Harmony Mental Health Services Inc.'s specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Counseling, with taxonomy code 103TC1900X.

Is Harmony Mental Health Services Inc. enrolled in Medicare?

Yes. Harmony Mental Health Services Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Harmony Mental Health Services Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians in 2 Medicare specialties reassign their Medicare billing to Harmony Mental Health Services Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Clinical Social Worker (3) and Psychiatry (1). Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Harmony Mental Health Services Inc. was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.