DR. YUNZHU NONA MEI M.D.
NPI 1821114182
Internal Medicine - Critical Care Medicine in San Francisco, CA

Active since March 21, 2007PECOS EnrolledAccepts Medicare Assignment
900 HYDE ST, SAN FRANCISCO, CA 94109(415) 353-6000 Get Directions Write a Review

NPPES record last updated: July 17, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Yunzhu Nona Mei M.d. NPPES

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

DR. YUNZHU NONA MEI M.D. (NPI 1821114182) is an individual critical care medicine provider in San Francisco, California, licensed in California (115793) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (2007).

NPPES Registry Identity

NPI1821114182
Entity TypeIndividualFemale
Primary Taxonomy207RC0200X
Provider Legal NameDR. YUNZHU NONA MEICredential: M.D.
Location Address900 HYDE STSan Francisco, CA 94109-4806
Mailing Address900 Hyde StSan Francisco, CA 94109-4806
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2007
Enumeration DateMarch 21, 2007
Last NPPES UpdateJuly 17, 2015
NPI 1821114182 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License Licensed in CA · 115793
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal MedicineTaxonomy 207R00000X · License 115793 (CA), 251974 (NY)
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 115793 (CA)
Also ListedHospitalistTaxonomy 208M00000X · License 251974 (NY)
900 HYDE ST, San Francisco, CA 94109

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

Dr. Yunzhu Nona Mei 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 ID4688854300
PECOS Enrollment IDI20130104000216
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 2

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
78 services38 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
43 services26 patients

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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
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.

Pharmacist
900 HYDE ST
SAN FRANCISCO, CA 94109
Emergency Medicine
900 HYDE ST
SAN FRANCISCO, CA 94109
Psychiatry & Neurology (Psychiatry)
900 HYDE ST
SAN FRANCISCO, CA 94109
Internal Medicine
900 HYDE ST
SAN FRANCISCO, CA 94109
Emergency Medicine
900 HYDE ST
SAN FRANCISCO, CA 94109
Hospitalist
900 HYDE ST
SAN FRANCISCO, CA 94109
Internal Medicine
900 HYDE ST
SAN FRANCISCO, CA 94109
Anesthesiology
900 HYDE ST
SAN FRANCISCO, CA 94109

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 Yunzhu Mei's NPI number?

The NPI number for Yunzhu Mei is 1821114182. It was assigned to this individual provider in the NPPES registry on March 21, 2007.

Where is Yunzhu Mei located?

Yunzhu Mei practices at 900 Hyde St, San Francisco, CA 94109. The listed phone number is (415) 353-6000.

What is Yunzhu Mei's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Yunzhu Mei enrolled in Medicare?

Yes. Yunzhu Mei 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 Yunzhu Mei was last updated on July 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.