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ANNA MELLOR MD INC
NPI 1285210070
Internal Medicine in Rolling Hills Estates, CA

Active since March 22, 2021CLIA 05D2226087 · Waiver
602 DEEP VALLEY DR STE 314, ROLLING HILLS ESTATES, CA 90274(310) 645-1024 Get Directions Write a Review

NPPES record last updated: March 22, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Anna Mellor Md Inc NPPES

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

ANNA MELLOR MD INC (NPI 1285210070) is a healthcare organization registered as an internal medicine in Rolling Hills Estates, California and active in the NPI registry since March 2021. The organization holds a CLIA Waiver certificate valid through May 25, 2027 and lists Anna Mellor, Owner, as its authorized official.

NPPES Registry Identity

NPI1285210070
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameANNA MELLOR MD INC
Location Address602 DEEP VALLEY DR STE 314Rolling Hills Estates, CA 90274-3745
Mailing Address24325 Crenshaw Blvd # 209Torrance, CA 90505-5349 · (310) 645-1024
Phone(310) 645-1024
Organization SubpartNo
Authorized OfficialAnna MellorOwner · (310) 645-1024
Enumeration DateMarch 22, 2021
NPPES CertifiedMarch 22, 2021
✔ NPI 1285210070 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
602 DEEP VALLEY DR STE 314, Rolling Hills Estates, CA 90274
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anna Mellor Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Anna Mellor MD Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Anna Mellor, MD
Internal Medicine
NPI 1316998776
602 DEEP VALLEY DR STE 314
Rolling Hills Estates, CA 90274
(310) 645-1024
✔ PECOS✔ Accepts MedicareSame address
Leah Robinson, FNP-BC
Nurse Practitioner
NPI 1386150431
6195 LUSK BLVD STE 250
San Diego, CA 92121
(858) 859-1188
✔ PECOS✔ Accepts Medicare91 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2226087

Anna Mellor, M.D. · Rolling Hills Estates, CA
Active · expires May 25, 2027
CLIA Number05D2226087
Laboratory TypePhysician Office
Certificate Effective DateMay 26, 2025
Certificate Expiration DateMay 25, 2027
Laboratory DirectorAnna B. Mellor
Laboratory Phone(310) 645-1024
Laboratory LocationAnna Mellor, M.D.602 Deep Valley Drive Suite 314, Rolling Hills Estates, CA 90274
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Anna Mellor MD Inc's NPI number?

The NPI number for Anna Mellor MD Inc is 1285210070. It was assigned to this organization in the NPPES registry on March 22, 2021.

Where is Anna Mellor MD Inc located?

Anna Mellor MD Inc is located at 602 Deep Valley Dr Ste 314, Rolling Hills Estates, CA 90274. The listed phone number is (310) 645-1024.

What is Anna Mellor MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Anna Mellor MD Inc enrolled in Medicare?

Yes. Anna Mellor MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Anna Mellor MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Anna Mellor MD Inc, in Internal Medicine and Nurse Practitioner. A 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 the clinician's services. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Anna Mellor MD Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2226087) is associated with this NPI, valid through May 25, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Anna Mellor MD Inc was last updated on March 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.