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DR. MICHELLE CHEN M.D.
NPI 1184950628
Anesthesiology in San Francisco, CA

Active since October 18, 2009PECOS EnrolledAccepts Medicare Assignment
333 BEALE ST APT 3J, SAN FRANCISCO, CA 94105(312) 952-2561 Get Directions Write a Review

NPPES record last updated: March 8, 2022. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Michelle Chen M.d. NPPES

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

DR. MICHELLE CHEN M.D. (NPI 1184950628) is an individual anesthesiology provider in San Francisco, California, licensed in California (A112621) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2008).

NPPES Registry Identity

NPI1184950628
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameDR. MICHELLE CHENCredential: M.D.
Location Address333 BEALE ST APT 3JSan Francisco, CA 94105-2149
Mailing Address333 Beale St Apt 3jSan Francisco, CA 94105-2149 · (312) 952-2561
Phone(312) 952-2561
Sole ProprietorYes
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 2008
Enumeration DateOctober 18, 2009
Last NPPES UpdateMarch 8, 2022
NPPES CertifiedMarch 8, 2022
✔ NPI 1184950628 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A112621
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
333 BEALE ST APT 3J, San Francisco, CA 94105
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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. Michelle Chen 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 ID8325202443
PECOS Enrollment IDI20120620000765
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 Michelle Chen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Permanente Medical Group Inc
2.7 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
John Muir Trauma Physicians Billing Service
21 mi
Hospitalist
1601 YGNACIO VALLEY RD
Walnut Creek, CA 94598
  • Reassigned Medicare billing, California enrollment
  • 810 clinicians in this Medicare group
NPI 1093864837 (925) 947-5331

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

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.

Reported Quality Measures

Post-Anesthetic Transfer of Care Measure: Procedure Room to a Post Anesthesia Care Unit (PACU)
Percentage of patients, regardless of age, who are under the care of an anesthesia practitioner and are admitted to a PACU or other non-ICU location in which a post-anesthetic formal transfer of care protocol or checklist which includes the key transfer of…
17%317 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Michelle Chen's NPI number?

The NPI number for Michelle Chen is 1184950628. It was assigned to this individual provider in the NPPES registry on October 18, 2009.

Where is Michelle Chen located?

Michelle Chen practices at 333 Beale St Apt 3J, San Francisco, CA 94105. The listed phone number is (312) 952-2561.

What is Michelle Chen's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Michelle Chen enrolled in Medicare?

Yes. Michelle 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.

Which organizations bill Medicare for Michelle Chen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Chen reassigns Medicare benefits to 2 organizations: Permanente Medical Group Inc (San Francisco, CA) and John Muir Trauma Physicians Billing Service (Walnut Creek, 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 Michelle Chen'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 Michelle Chen was last updated on March 8, 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.