LANCASTER RHEUMATOLOGY AND OSTEOPOROSIS CENTER INC.
NPI 1770620429
Specialist in Lancaster, CA

Q: What is Lancaster Rheumatology And Osteoporosis Center Inc.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Active since January 31, 2007

44835 DATE AVE, LANCASTER, CA 93534(661) 940-9555(661) 940-9550 Get Directions Write a Review

NPPES record last updated: September 28, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Lancaster Rheumatology And Osteoporosis Center Inc. NPPES

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

LANCASTER RHEUMATOLOGY AND OSTEOPOROSIS CENTER INC. (NPI 1770620429) is a healthcare organization registered as a specialist in Lancaster, California and active in the NPI registry since January 2007. The organization lists Javeed Ahmed, Ceo, as its authorized official.

NPPES Registry Identity

NPI1770620429

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameLANCASTER RHEUMATOLOGY AND OSTEOPOROSIS CENTER INC.

Location Address44835 DATE AVELancaster, CA 93534-3102

Mailing Address44835 Date AveLancaster, CA 93534-3102 · (661) 940-9555 · Fax (661) 940-9550

Phone(661) 940-9555

Fax(661) 940-9550

Organization SubpartNo

Authorized OfficialJaveed AhmedCeo · (661) 940-9555

Enumeration DateJanuary 31, 2007

Last NPPES UpdateSeptember 28, 2007

✔ NPI 1770620429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in CA · A51672

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

44835 DATE AVE, Lancaster, CA 93534

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Other Identifiers 1

Medicare UPIN1952347676CA

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 MULTIPLE 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)

Lancaster Rheumatology And Osteoporosis Center Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Lancaster Rheumatology And Osteoporosis Center Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Javeed Ahmed, MD

Rheumatology

NPI 1689627051

44835 DATE AVE
Lancaster, CA 93534

(661) 940-9555

✔ PECOS✔ Accepts MedicareSame address

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

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 Lancaster Rheumatology And Osteoporosis Center Inc.'s NPI number?

The NPI number for Lancaster Rheumatology And Osteoporosis Center Inc. is 1770620429. It was assigned to this organization in the NPPES registry on January 31, 2007.

Where is Lancaster Rheumatology And Osteoporosis Center Inc. located?

Lancaster Rheumatology And Osteoporosis Center Inc. is located at 44835 Date Ave, Lancaster, CA 93534. The listed phone number is (661) 940-9555.

What is Lancaster Rheumatology And Osteoporosis Center Inc.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Lancaster Rheumatology And Osteoporosis Center Inc. enrolled in Medicare?

Yes. Lancaster Rheumatology And Osteoporosis Center Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Lancaster Rheumatology And Osteoporosis Center Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Lancaster Rheumatology And Osteoporosis Center Inc.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Lancaster Rheumatology And Osteoporosis Center Inc. was last updated on September 28, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.