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

MARGARET CHEN
NPI 1427403617
Family Medicine in San Francisco, CA

Active since April 26, 2016PECOS EnrolledAccepts Medicare Assignment
74.46/100
CMS Quality Rating
1001 POTRERO AVE BLDG 80-83, SAN FRANCISCO, CA 94110(415) 206-5252 Get Directions Write a Review

NPPES record last updated: March 2, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Margaret Chen NPPES

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

MARGARET CHEN (NPI 1427403617) is an individual family medicine provider in San Francisco, California, licensed in California (A152850) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1427403617
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMARGARET CHEN
Location Address1001 POTRERO AVE BLDG 80-83San Francisco, CA 94110-2859
Mailing Address1001 Potrero Ave Bldg 80-83San Francisco, CA 94110-2859
Phone(415) 206-5252
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateApril 26, 2016
Last NPPES UpdateMarch 2, 2020
NPPES CertifiedMarch 2, 2020
✔ NPI 1427403617 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A152850
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1001 POTRERO AVE BLDG 80-83, San Francisco, CA 94110
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Margaret Chen 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 ID1759716749
PECOS Enrollment IDI20200122000562
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.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
53 services46 patients
Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes 99421
This service involves a week-long digital assessment of your health status. It's conducted online by your healthcare provider, focusing on managing your existing health condition. The process takes 5-10 minutes of your time daily, ensuring optimal health management.
37 services29 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
35 services34 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
30 services23 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
22 services20 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
19 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94110 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability76
Improvement Activities40
Cost46.68

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.

MARTIN SHAPIRO MD
Family Medicine
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-5252
TRESNE HERNANDEZ MD
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83, SFGH FAMILY HEALTH CENTER
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-5252
MATTHEW ISAAC LAMARCA RODRIGUEZ MD
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-5252
KEONNIE PARRILLA
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-5252
DR. DANIEL FREITAS M.D.
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (916) 622-1239
SIMONE DESHIELDS
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-5252
DR. CHRISTINE ANNE TOLENTINO GALANG MD
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-5252
THU-AN NGOC TRAN SOTO MD
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE BLDG 80-83
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-5252

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 Margaret Chen's NPI number?

The NPI number for Margaret Chen is 1427403617. It was assigned to this individual provider in the NPPES registry on April 26, 2016.

Where is Margaret Chen located?

Margaret Chen practices at 1001 Potrero Ave Bldg 80-83, San Francisco, CA 94110. The listed phone number is (415) 206-5252.

What is Margaret Chen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Margaret Chen enrolled in Medicare?

Yes. Margaret Chen 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.

When was this NPI record last updated?

The NPPES record for Margaret Chen was last updated on March 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.