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DR. ANNABELLE LEE CHERN M.D.
NPI 1326131855
Psychiatry & Neurology - Psychiatry in San Francisco, CA

Active since October 02, 2006PECOS EnrolledAccepts Medicare Assignment
91.04/100
CMS Quality Rating
729 FILBERT ST., SAN FRANCISCO, CA 94133(415) 352-2041(415) 352-2050 Get Directions Write a Review

NPPES record last updated: January 26, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Annabelle Lee Chern M.d. NPPES

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

DR. ANNABELLE LEE CHERN M.D. (NPI 1326131855) is an individual psychiatry provider in San Francisco, California, licensed in California (A76759) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1326131855
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ANNABELLE LEE CHERNCredential: M.D.
Location Address729 FILBERT ST.San Francisco, CA 94133
Mailing Address729 Filbert St.San Francisco, CA 94133 · (415) 352-2041 · Fax (415) 352-2050
Phone(415) 352-2041
Fax(415) 352-2050
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateOctober 2, 2006
Last NPPES UpdateJanuary 26, 2021
NPPES CertifiedJanuary 26, 2021
✔ NPI 1326131855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A76759
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
729 FILBERT ST., San Francisco, CA 94133
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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

Dr. Annabelle Lee Chern 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 ID1254346646
PECOS Enrollment IDI20060206000927
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 Reassignments

2

Medicare enrollment records show Annabelle Chern reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

City & County Of San Francisco
Same address
Primary Care
729 FILBERT ST
San Francisco, CA 94133
  • Reassigned Medicare billing, California enrollment
  • 1,573 clinicians in this Medicare group
NPI 1023579356 (415) 352-2000
Alameda Health System
9.1 mi
Clinic/Center
501 S SHORE CTR W, SUITE A-F
Alameda, CA 94501
  • Reassigned Medicare billing, California enrollment
  • 900 clinicians in this Medicare group
NPI 1124446158 (510) 814-4630

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

Areas of Expertise CMS Part B claims 4

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.
78 services33 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.
28 services17 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.
15 services12 patients
Psychotherapy for crisis, first hour 90839
Psychotherapy for crisis is a supportive service provided during times of intense distress. In the first hour, the therapist will help you express your feelings, understand the crisis better, and work on immediate coping strategies. This is aimed at reducing stress and promoting emotional well-being.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94133 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
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
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.

91.04/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.13
Promoting Interoperability100
Improvement Activities40
Cost64.1

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 Annabelle Chern's NPI number?

The NPI number for Annabelle Chern is 1326131855. It was assigned to this individual provider in the NPPES registry on October 2, 2006.

Where is Annabelle Chern located?

Annabelle Chern practices at 729 Filbert St., San Francisco, CA 94133. The listed phone number is (415) 352-2041.

What is Annabelle Chern's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Annabelle Chern enrolled in Medicare?

Yes. Annabelle Chern 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 organizations bill Medicare for Annabelle Chern's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Annabelle Chern reassigns Medicare benefits to 2 organizations: City & County Of San Francisco (San Francisco, CA) and Alameda Health System (Alameda, CA). Each 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 Annabelle Chern'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 Annabelle Chern was last updated on January 26, 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.