1. Home
  2. Directory
  3. California
  4. San Francisco
  5. Internal Medicine
  6. NPI Profile

RICHMOND DISTRICT MEDICAL GROUP, INC.
NPI 1659473320
Internal Medicine in San Francisco, CA

Active since September 02, 2006
2345 BALBOA ST, SAN FRANCISCO, CA 94121(415) 752-7141(888) 220-0850 Get Directions Write a Review

NPPES record last updated: January 13, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Richmond District Medical Group, Inc. NPPES

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

RICHMOND DISTRICT MEDICAL GROUP, INC. (NPI 1659473320) is a healthcare organization registered as an internal medicine in San Francisco, California and active in the NPI registry since September 2006. The organization lists Mei-lai Lucas, President, as its authorized official.

NPPES Registry Identity

NPI1659473320
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameRICHMOND DISTRICT MEDICAL GROUP, INC.
Location Address2345 BALBOA STSan Francisco, CA 94121-2912
Mailing Address2345 Balboa StSan Francisco, CA 94121-2912 · (415) 752-7141 · Fax (888) 220-0850
Phone(415) 752-7141
Fax(888) 220-0850
Organization SubpartNo
Authorized OfficialMei-lai LucasPresident · (415) 752-7141
Enumeration DateSeptember 2, 2006
Last NPPES UpdateJanuary 13, 2022
NPPES CertifiedJanuary 13, 2022
✔ NPI 1659473320 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.
2345 BALBOA ST, San Francisco, CA 94121
Open in Google Maps ↗

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)

Richmond District Medical Group, 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 Richmond District Medical Group, Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Mei-Lai Lucas, MD
Internal Medicine
NPI 1104806058
2345 BALBOA ST
San Francisco, CA 94121
(415) 752-7141
✔ PECOSSame address

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 for Provider-Performed Microscopy Procedures (PPMP) 05D1031393

Richmond District Medical Group Inc · San Francisco, CA
Expired · Sep 28, 2026
CLIA Number05D1031393
Laboratory TypePhysician Office
Certificate Effective DateSeptember 29, 2024
Certificate Expiration DateSeptember 28, 2026
Laboratory DirectorMei Lai Lucas MD
Laboratory Phone(415) 752-7141
Laboratory LocationRichmond District Medical Group Inc700 25th Avenue, San Francisco, CA 94121
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform 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 Richmond District Medical Group, Inc.'s NPI number?

The NPI number for Richmond District Medical Group, Inc. is 1659473320. It was assigned to this organization in the NPPES registry on September 2, 2006.

Where is Richmond District Medical Group, Inc. located?

Richmond District Medical Group, Inc. is located at 2345 Balboa St, San Francisco, CA 94121. The listed phone number is (415) 752-7141.

What is Richmond District Medical Group, Inc.'s specialty?

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

Is Richmond District Medical Group, Inc. enrolled in Medicare?

Yes. Richmond District Medical Group, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Richmond District Medical Group, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Richmond District Medical Group, 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 Richmond District Medical Group, Inc. was last updated on January 13, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.