GRAYTON ENGLISH DOWNING MD
NPI 1396486759
Pediatrics in Penn Valley, PA

Q: What is Grayton Downing's NPI number?

The NPI number for Grayton Downing is 1396486759. It was assigned to this individual provider in the NPPES registry on April 7, 2022.

Q: What is Grayton Downing's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Grayton Downing was last updated on June 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since April 07, 2022PECOS Enrolled

701 MONTGOMERY AVE, PENN VALLEY, PA 19072(610) 642-9200 Get Directions Write a Review

NPPES record last updated: June 12, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 12, 2025, Mar 26, 2025, May 9, 2022 and 1 more (4 updates tracked since 2022).

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About Grayton English Downing Md NPPES

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

GRAYTON ENGLISH DOWNING MD (NPI 1396486759) is an individual pediatrics provider in Penn Valley, Pennsylvania, licensed in Pennsylvania (MD489175) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and maintains a secondary practice location in Malvern.

NPPES Registry Identity

NPI1396486759

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameGRAYTON ENGLISH DOWNINGCredential: MD

Location Address701 MONTGOMERY AVEPenn Valley, PA 19072-2036

Mailing Address701 Montgomery AveNarberth, PA 19072-2036 · (610) 642-9200

Phone(610) 642-9200

Sole ProprietorYes

Enumeration DateApril 7, 2022

Last NPPES UpdateJune 12, 20254 updates tracked since enumeration

NPPES CertifiedJune 12, 2025

✔ NPI 1396486759 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in PA · MD489175

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License C7-0017902 (DE), MT225713 (PA)

701 MONTGOMERY AVE, Penn Valley, PA 19072

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Secondary Practice Location 1

Location 1100 Deerfield Ln Ste 110Malvern, PA 19355-2100 · Phone (610) 334-8341

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grayton English Downing Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Grayton Downing reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocare, LLC

20 mi

Pediatrics

401 ROUTE 73 N STE 320
Marlton, NJ 08053

Reassigned Medicare billing, Pennsylvania enrollment
135 clinicians in this Medicare group

NPI 1770538696 (856) 872-7055

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 19072 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

$92.69 typical visit price

range $59.88 – $180.99

Typical copayment $23.17 (range $14.97 – $45.24)

Most-billed visit code 99203

Established Patient

$105.21 typical visit price

range $19.30 – $147.29

Typical copayment $26.30 (range $4.82 – $36.82)

Most-billed visit code 99214

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 10

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

KRISTEN KUCHARCZUK MD

Pediatrics

701 MONTGOMERY AVE, SUITE 18
PENN VALLEY, PA 19072

Montgomery County (610) 642-9200

DR. MINDY FLEISCHER ROSENBLUM MD

Pediatrics

701 MONTGOMERY AVE, SUITE 18
NARBERTH, PA 19072

Montgomery County (610) 642-9200

ADVOCARE, LLC

Pediatrics

701 MONTGOMERY AVE, SUITE 18
PENN VALLEY, PA 19072

Montgomery County (610) 642-9200

DR. JANET M MICHAELSON MD

Pediatrics

701 MONTGOMERY AVE, SUITE 18
NARBERTH, PA 19072

Montgomery County (610) 642-9200

DALLAS MUTHARD CRNP

Nurse Practitioner (Pediatrics)

701 MONTGOMERY AVE, SUITE 18
NARBERTH, PA 19072

Montgomery County (610) 642-9200

JORDANA FAITH POPOVICH CRNP

Nurse Practitioner (Pediatrics)

701 MONTGOMERY AVE, SUITE 18
PENN VALLEY, PA 19072

Montgomery County (610) 642-9200

DR. JOSHUA A RABINOWITZ DO

Pediatrics

701 MONTGOMERY AVE, SUITE 18
NARBERTH, PA 19072

Montgomery County (610) 642-9200

MICHAEL DEVON MD

Pediatrics

701 MONTGOMERY AVE, SUITE 18
NARBERTH, PA 19072

Montgomery County (610) 642-9200

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 Grayton Downing's NPI number?

The NPI number for Grayton Downing is 1396486759. It was assigned to this individual provider in the NPPES registry on April 7, 2022.

Where is Grayton Downing located?

Grayton Downing practices at 701 Montgomery Ave, Penn Valley, PA 19072. The listed phone number is (610) 642-9200.

What is Grayton Downing's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Grayton Downing enrolled in Medicare?

Yes. Grayton Downing is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Grayton Downing's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Grayton Downing reassigns Medicare benefits to Advocare, LLC (Marlton, NJ). 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 Grayton Downing'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 Grayton Downing was last updated on June 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.