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

DANDAN LIU M.D.
NPI 1407182694
Internal Medicine - Geriatric Medicine in San Francisco, CA

Active since October 23, 2009PECOS EnrolledAccepts Medicare Assignment
1333 BUSH ST, SAN FRANCISCO, CA 94109(415) 292-8803(415) 292-8845 Get Directions Write a Review

NPPES record last updated: December 17, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dandan Liu M.d. NPPES

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

DANDAN LIU M.D. (NPI 1407182694) is an individual geriatric medicine provider in San Francisco, California, licensed in California (A110695) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (2008).

NPPES Registry Identity

NPI1407182694
Entity TypeIndividualFemale
Primary Taxonomy207RG0300X
Provider Legal NameDANDAN LIUCredential: M.D.
Location Address1333 BUSH STSan Francisco, CA 94109-5611
Mailing Address1333 Bush StSan Francisco, CA 94109-5611 · (415) 292-8803 · Fax (415) 292-8845
Phone(415) 292-8803
Fax(415) 292-8845
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 2008
Enumeration DateOctober 23, 2009
Last NPPES UpdateDecember 17, 2021
✔ NPI 1407182694 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in CA · A110695
Definition
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.
1333 BUSH ST, San Francisco, CA 94109
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dandan Liu M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133448491
PECOS Enrollment IDI20180518001613
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 Dandan Liu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
1.2 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

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 94109 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
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.

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.

AMY YU NP
Nurse Practitioner (Adult Health)
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-7888
ON LOK SENIOR HEALTH SERVICES
Program of All-Inclusive Care for the Elderly (PACE) Provider Organization
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-8888
MS. LESLIE YI-HONG LIN N. P.
Nurse Practitioner (Gerontology)
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-8324
RACHAEL PRESSEL PT
Physical Therapist
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-8319
DR. CATHERINE ENG MD
Internal Medicine (Geriatric Medicine)
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-8886
DR. MARIA V. RIVERO MD
Internal Medicine (Geriatric Medicine)
1333 BUSH ST, ON LOK SENIOR SERVICES
SAN FRANCISCO, CA 94109
San Francisco County (925) 451-1454
ON LOK SENIOR HEALTH SERVICES
Clinic/Center (Adult Day Care)
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-8888
JACKLYN KATZ
Internal Medicine
1333 BUSH ST
SAN FRANCISCO, CA 94109
San Francisco County (415) 292-8803

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 Dandan Liu's NPI number?

The NPI number for Dandan Liu is 1407182694. It was assigned to this individual provider in the NPPES registry on October 23, 2009.

Where is Dandan Liu located?

Dandan Liu practices at 1333 Bush St, San Francisco, CA 94109. The listed phone number is (415) 292-8803.

What is Dandan Liu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Dandan Liu enrolled in Medicare?

Yes. Dandan Liu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Dandan Liu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dandan Liu reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, 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 Dandan Liu'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 Dandan Liu was last updated on December 17, 2021. 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.