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MARY E KLUMPH N.P.
NPI 1124020243
Nurse Practitioner in Mission Hills, CA

Active since June 01, 2005PECOS Enrolled
14901 RINALDI ST, STE 200, MISSION HILLS, CA 91345(818) 365-8553(818) 365-4524 Get Directions Write a Review

NPPES record last updated: April 14, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mary E Klumph N.p. NPPES

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

MARY E KLUMPH N.P. (NPI 1124020243) is an individual nurse practitioner in Mission Hills, California, licensed in California (NP6839) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124020243
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMARY E KLUMPHCredential: N.P.
Location Address14901 RINALDI ST, STE 200Mission Hills, CA 91345-1254
Mailing Address777 Flower St, Ste AGlendale, CA 91201-3000 · (818) 637-2000 · Fax (818) 242-8761
Phone(818) 365-8553
Fax(818) 365-4524
Sole ProprietorNo
Enumeration DateJune 1, 2005
Last NPPES UpdateApril 14, 2011
✔ NPI 1124020243 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · NP6839
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedRegistered NurseTaxonomy 163W00000X · License RN268367 (CA)
14901 RINALDI ST, Mission Hills, CA 91345
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Other Identifiers 3

Medicare UPINS57576CA
Medicare PINWNP6839CCA
MedicaidRN268367CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary E Klumph 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 Mary Klumph reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lakeside Medical Organization, A Medical Group Inc.
10 mi
Internal Medicine
8501 FALLBROOK AVE STE 300
West Hills, CA 91304
  • Reassigned Medicare billing, California enrollment
  • 205 clinicians in this Medicare group
NPI 1831426642 (818) 654-3400

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 91345 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 20

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

TRI VALLEY NEUROLOGY MEDICAL ASSOCIATES INC.
Psychiatry & Neurology (Neurology)
14901 RINALDI ST, SUITE 325
MISSION HILLS, CA 91345
Los Angeles County (818) 898-9898
DR. CARMEN S SLAVOV MD
Internal Medicine (Nephrology)
14901 RINALDI ST, STE 200
MISSION HILLS, CA 91345
Los Angeles County (818) 254-1500
DR. KANWAL K NAYYAR MD
Psychiatry & Neurology (Neurology)
14901 RINALDI ST, SUITE 325
MISSION HILLS, CA 91345
Los Angeles County (818) 898-9898
VALLEY PEDIATRICS MEDICAL GROUP
Pediatrics
14901 RINALDI ST, SUITE 330
MISSION HILLS, CA 91345
Los Angeles County (818) 365-7778
DR. JOSE MARI Z. ESPARRAGO M.D.
Internal Medicine
14901 RINALDI ST, STE 200
MISSION HILLS, CA 91345
Los Angeles County (818) 365-8553
DR. GARBIS KASSABIAN M.D.
Specialist
14901 RINALDI ST, SUITE # 305
MISSION HILLS, CA 91345
Los Angeles County (818) 837-6830
DR. MADALENE C. HENG M.D.
Dermatology
14901 RINALDI ST, SUITE 201
MISSION HILLS, CA 91345
Los Angeles County (818) 838-6716
DR. HAROLD EUGENE SHAKESPEARE M.D.
Family Medicine
14901 RINALDI ST, STE 200
MISSION HILLS, CA 91345
Los Angeles County (818) 365-8553

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 Mary Klumph's NPI number?

The NPI number for Mary Klumph is 1124020243. It was assigned to this individual provider in the NPPES registry on June 1, 2005.

Where is Mary Klumph located?

Mary Klumph practices at 14901 Rinaldi St Ste 200, Mission Hills, CA 91345. The listed phone number is (818) 365-8553.

What is Mary Klumph's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Mary Klumph enrolled in Medicare?

Yes. Mary Klumph is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mary Klumph's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Klumph reassigns Medicare benefits to Lakeside Medical Organization, A Medical Group Inc. (West Hills, 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 Mary Klumph'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 Mary Klumph was last updated on April 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.