DR. CAROL GAIL ELLSTEIN PH.D.
NPI 1679500078
Psychologist in Pittsburgh, PA

Active since June 28, 2006PECOS EnrolledAccepts Medicare Assignment
87.76/100
CMS Quality Rating
1219 CRESCENT PL APT 2A, PITTSBURGH, PA 15217(517) 881-0668 Get Directions Write a Review

NPPES record last updated: June 22, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Carol Gail Ellstein Ph.d. NPPES

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

DR. CAROL GAIL ELLSTEIN PH.D. (NPI 1679500078) is an individual psychologist in Pittsburgh, Pennsylvania, licensed in Pennsylvania (PS019893) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1989).

NPPES Registry Identity

NPI1679500078
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. CAROL GAIL ELLSTEINCredential: PH.D.
Location Address1219 CRESCENT PL APT 2APittsburgh, PA 15217-2694
Mailing Address1219 Crescent Pl Apt 2aPittsburgh, PA 15217-2694 · (517) 881-0668
Sole ProprietorYes
Medical School CMSOtherGraduated 1989
Enumeration DateJune 28, 2006
Last NPPES UpdateJune 22, 2023
NPPES CertifiedJune 22, 2023
✔ NPI 1679500078 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses✔ Licensed in PA · PS019893✔ Licensed in MI · 6301005425
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
1219 CRESCENT PL APT 2A, Pittsburgh, PA 15217

Other Identifiers 1

Other680A64500MI · Blue Cross Blue Shield Mi

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Carol Gail Ellstein 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 ID9638232283
PECOS Enrollment IDI20230724000407
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Carol Ellstein reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Integrative Medicine
10811 BARN WOOD LN
Potomac, MD 20854
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 10 clinicians in this Medicare group
Clinical
20 ROBERT PITT DR, UNIT 209
Monsey, NY 10952
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 160 clinicians in this Medicare group
Clinical
330 LINCOLN AVE
Iron River, MI 49935
  • Reassigned Medicare billing, Michigan enrollment
  • 34 clinicians in this Medicare group
Group Psychotherapy
110 FRONT ST STE 300
Jupiter, FL 33477
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 11 clinicians in this Medicare group

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

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
42 services16 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
22 services22 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.76/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.03
Improvement Activities40
Cost67.97

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 Carol Ellstein's NPI number?

The NPI number for Carol Ellstein is 1679500078. It was assigned to this individual provider in the NPPES registry on June 28, 2006.

Where is Carol Ellstein located?

Carol Ellstein practices at 1219 Crescent Pl Apt 2A, Pittsburgh, PA 15217. The listed phone number is (517) 881-0668.

What is Carol Ellstein's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Carol Ellstein enrolled in Medicare?

Yes. Carol Ellstein 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.

Which organizations bill Medicare for Carol Ellstein's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carol Ellstein reassigns Medicare benefits to 4 organizations: Total Life Fl PA (Potomac, MD), Supportive Care Of Pennsylvania LLC (Monsey, NY), Supportive Care I Of Michigan PC (Iron River, MI) and Total Life Inc. (Jupiter, FL). Each 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 Carol Ellstein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Carol Ellstein accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and UnitedHealthcare list Carol Ellstein as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Carol Ellstein was last updated on June 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.