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DR. ELIZABETH RUTH GRAY-KARAGRIGORIOU AU.D
NPI 1679738868
Audiologist in Holland, PA

Active since July 28, 2008Accepts Medicare Assignment
295 BUCK RD, SUITE 107, HOLLAND, PA 18966(215) 310-5915 Get Directions Write a Review

NPPES record last updated: April 3, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 3, 2019, Mar 17, 2018, Jan 16, 2018 (3 updates tracked since 2018).

About Dr. Elizabeth Ruth Gray-karagrigoriou Au.d NPPES

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

DR. ELIZABETH RUTH GRAY-KARAGRIGORIOU AU.D (NPI 1679738868) is an individual audiologist in Holland, Pennsylvania, licensed in Pennsylvania (AT006039) and active in the NPI registry since July 2008. She maintains 2 additional practice locations and is a graduate of Other (2007).

NPPES Registry Identity

NPI1679738868
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameDR. ELIZABETH RUTH GRAY-KARAGRIGORIOUCredential: AU.D
Location Address295 BUCK RD, SUITE 107Holland, PA 18966-1733
Mailing Address6700 Washington Ave SEden Prairie, MN 55344-3405 · (800) 328-8602
Phone(215) 310-5915
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateJuly 28, 2008
Last NPPES UpdateApril 3, 20193 updates tracked since enumeration
✔ NPI 1679738868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
License✔ Licensed in PA · AT006039
Definition
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.
Also ListedAudiologist-Hearing Aid FitterTaxonomy 237600000X · License AT006039 (PA)
Also ListedHearing Instrument SpecialistTaxonomy 237700000X
295 BUCK RD, Holland, PA 18966
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Other Names 1

Other Name (5)Dr. Elizabeth Ruth Gray Au.d

Secondary Practice Locations 2

Location 13900 Mechanicsville Rd Ste 102Doylestown, PA 18902-1669 · Phone (215) 348-1581
Location 2401 Cooper Landing Rd Ste C15Cherry Hill, NJ 08002-2538 · Phone (856) 667-2009 · Fax (856) 667-2245

Other Identifiers 1

Other142710YAURPA · Medicare

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. Elizabeth Ruth Gray-karagrigoriou Au.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 ID7618031634
PECOS Enrollment IDI20090205000278

Medicare Billing Reassignment

Medicare enrollment records show Elizabeth Gray-karagrigoriou reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pinnacle Ent Alliance LLC
24 mi
Otolaryngology/Facial Plastic Surgery
994 OLD EAGLE SCHOOL RD, SUITE 1017
Wayne, PA 19087
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 79 clinicians in this Medicare group
NPI 1538230313 (610) 902-6092

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 18966 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$59.88 typical visit price
range $59.88 – $180.99
Typical copayment $14.97 (range $14.97 – $45.24)
Most-billed visit code 99202
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DEBRA HARVEY CRNP
Nurse Practitioner (Pediatrics)
295 BUCK RD, SUITE 105
HOLLAND, PA 18966
Bucks County (215) 322-1919
JOSEPH PERSICHETTI DMD P C
Dentist (Orthodontics and Dentofacial Orthopedics)
295 BUCK RD, SUITE 206
HOLLAND, PA 18966
Bucks County (215) 364-1480
KELSEY JOYCE M.S CCC-SLP
Speech-Language Pathologist
295 BUCK RD
HOLLAND, PA 18966
Bucks County (215) 485-5018
TRINITY HEALTH MID-ATLANTIC MEDICAL GROUP
Family Medicine
295 BUCK RD, SUITE 204
HOLLAND, PA 18966
Bucks County (215) 355-7074
JILLIAN RANCK SLP
Speech-Language Pathologist
295 BUCK RD
HOLLAND, PA 18966
Bucks County (215) 485-5018
DR. ABIGALE NEVILLE DMD
Dentist (General Practice)
295 BUCK RD
HOLLAND, PA 18966
Bucks County (215) 364-0444
DR. DANIELLE TEITELMAN D.M.D.
Dentist (General Practice)
295 BUCK RD, SUITE 305
HOLLAND, PA 18966
Bucks County (215) 364-0444
THE FAMILY HOLLAND DENTAL
Clinic/Center (Dental)
295 BUCK RD, SUITE 109
HOLLAND, PA 18966
Bucks County (215) 953-0553

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 Elizabeth Gray-karagrigoriou's NPI number?

The NPI number for Elizabeth Gray-karagrigoriou is 1679738868. It was assigned to this individual provider in the NPPES registry on July 28, 2008. The provider is also known as Dr. Elizabeth Ruth Gray Au.D.

Where is Elizabeth Gray-karagrigoriou located?

Elizabeth Gray-karagrigoriou practices at 295 Buck Rd Suite 107, Holland, PA 18966. The listed phone number is (215) 310-5915.

What is Elizabeth Gray-karagrigoriou's specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

Is Elizabeth Gray-karagrigoriou enrolled in Medicare?

Yes. Elizabeth Gray-karagrigoriou 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 organization bills Medicare for Elizabeth Gray-karagrigoriou's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Gray-karagrigoriou reassigns Medicare benefits to Pinnacle Ent Alliance LLC (Wayne, PA). The 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 Elizabeth Gray-karagrigoriou's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Elizabeth Gray-karagrigoriou was last updated on April 3, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.