Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

RUTH L. GREENBERG PH.D.
NPI 1023005584
Psychologist - Counseling in Phila, PA

Active since September 30, 2005PECOS Enrolled
1528 WALNUT ST, SUITE 1203, PHILA, PA 19102(215) 546-8530 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ruth L. Greenberg Ph.d. NPPES

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

RUTH L. GREENBERG PH.D. (NPI 1023005584) is an individual counseling provider in Phila, Pennsylvania, licensed in Pennsylvania (PS004037L) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS and is a graduate of Other (1987).

NPPES Registry Identity

NPI1023005584
Entity TypeIndividualFemale
Primary Taxonomy103TC1900X
Provider Legal NameRUTH L. GREENBERGCredential: PH.D.
Location Address1528 WALNUT ST, SUITE 1203Phila, PA 19102-3604
Mailing Address1528 Walnut St, Suite 1203Phila, PA 19102-3604 · (215) 546-8530
Sole ProprietorNo
Medical School CMSOtherGraduated 1987
Enumeration DateSeptember 30, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1023005584 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · CounselingBehavioral Health & Social Service Providers
Taxonomy Code103TC1900X
License Licensed in PA · PS004037L
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.
1528 WALNUT ST, Phila, PA 19102

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Ruth L. Greenberg Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4082747035
PECOS Enrollment IDI20100728000743
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Technician/Technologist (Ocularist)
1528 WALNUT ST, SUITE 1801
PHILADELPHIA, PA 19102
Dermatology
1528 WALNUT ST, SUITE 1101
PHILADELPHIA, PA 19102
Dentist (Endodontics)
1528 WALNUT ST, SUITE 2010
PHILADELPHIA, PA 19102
Counselor (Professional)
1528 WALNUT ST
PHILADELPHIA, PA 19102
Optometrist
1528 WALNUT ST, PEARLE VISION
PHILADELPHIA, PA 19102
Dentist (General Practice)
1528 WALNUT ST, SUITE 1725
PHILADELPHIA, PA 19102
Optometrist
1528 WALNUT ST, PEARLE VISION
PHILADELPHIA, PA 19102
Chiropractor
1528 WALNUT ST
PHILADELPHIA, PA 19102

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 Ruth Greenberg's NPI number?

The NPI number for Ruth Greenberg is 1023005584. It was assigned to this individual provider in the NPPES registry on September 30, 2005.

Where is Ruth Greenberg located?

Ruth Greenberg practices at 1528 Walnut St Suite 1203, Phila, PA 19102. The listed phone number is (215) 546-8530.

What is Ruth Greenberg's specialty?

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

Is Ruth Greenberg enrolled in Medicare?

Yes. Ruth Greenberg is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Ruth Greenberg was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.