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MARGARET KRAY R.N., F.N.P.
NPI 1760630941
Nurse Practitioner - Family in Richmond, CA

Active since August 31, 2008PECOS Enrolled
1501 FRED JACKSON WAY, RICHMOND, CA 94801(925) 370-5110(925) 370-5142 Get Directions Write a Review

NPPES record last updated: October 22, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Margaret Kray R.n., F.n.p. NPPES

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

MARGARET KRAY R.N., F.N.P. (NPI 1760630941) is an individual family provider in Richmond, California, licensed in California (18368) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1760630941
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARGARET KRAYCredential: R.N., F.N.P.
Location Address1501 FRED JACKSON WAYRichmond, CA 94801-1516
Mailing Address2500 Alhambra AveMartinez, CA 94553-3156 · (925) 370-5110 · Fax (925) 370-5142
Phone(925) 370-5110
Fax(925) 370-5142
Sole ProprietorYes
Enumeration DateAugust 31, 2008
Last NPPES UpdateOctober 22, 2014
✔ NPI 1760630941 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 18368
Also ListedRegistered NurseTaxonomy 163W00000X · License 683045 (CA)
1501 FRED JACKSON WAY, Richmond, CA 94801
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margaret Kray R.n., F.n.p. 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 Margaret Kray reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Contra Costa County
1.6 mi
Family Planning, Non-Surgical
13601 SAN PABLO AVE
San Pablo, CA 94806
  • Reassigned Medicare billing, California enrollment
  • 530 clinicians in this Medicare group
NPI 1417036484 (925) 957-5429

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 94801 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers39 claims102 services$5.73 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
7 suppliers16 claims25 services$1.08 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$31.28 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

DR. FRANCA VOKE NIAMEH PSYD
Psychologist (Clinical)
1501 FRED JACKSON WAY
RICHMOND, CA 94801
Contra Costa County (510) 231-1373

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 Margaret Kray's NPI number?

The NPI number for Margaret Kray is 1760630941. It was assigned to this individual provider in the NPPES registry on August 31, 2008.

Where is Margaret Kray located?

Margaret Kray practices at 1501 Fred Jackson Way, Richmond, CA 94801. The listed phone number is (925) 370-5110.

What is Margaret Kray's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Margaret Kray enrolled in Medicare?

Yes. Margaret Kray is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Margaret Kray's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Kray reassigns Medicare benefits to Contra Costa County (San Pablo, CA). 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 Margaret Kray'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 Margaret Kray was last updated on October 22, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.