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DR. NICOLE TATSUI D'ARCY M.D.
NPI 1336585264
Emergency Medicine in San Francisco, CA

Active since May 19, 2013PECOS EnrolledAccepts Medicare Assignment
80.58/100
CMS Quality Rating
1001 POTRERO AVE RM 1E22A, SAN FRANCISCO, CA 94110(415) 206-5752(415) 206-5818 Get Directions Write a Review

NPPES record last updated: June 4, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Nicole Tatsui D'arcy M.d. NPPES

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

DR. NICOLE TATSUI D'ARCY M.D. (NPI 1336585264) is an individual emergency medicine provider in San Francisco, California, licensed in California (A132859) and active in the NPI registry since May 2013. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2013).

NPPES Registry Identity

NPI1336585264
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. NICOLE TATSUI D'ARCYCredential: M.D.
Location Address1001 POTRERO AVE RM 1E22ASan Francisco, CA 94110
Mailing Address1001 Potrero Ave Rm 1e22aSan Francisco, CA 94110-3518 · (415) 206-5752 · Fax (415) 206-5818
Phone(415) 206-5752
Fax(415) 206-5818
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 2013
Enumeration DateMay 19, 2013
Last NPPES UpdateJune 4, 2018
✔ NPI 1336585264 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A132859
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1001 POTRERO AVE RM 1E22A, San Francisco, CA 94110
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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. Nicole Tatsui D'arcy 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 ID3274802699
PECOS Enrollment IDI20170808001637
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 Nicole D'arcy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Santa Clara
27 mi
Clinic/Center
2741 MIDDLEFIELD RD
Palo Alto, CA 94306
NPI 1285228080 (408) 885-5000
Emergency Physicians Associates San Jose PC
39 mi
Emergency Medicine
2105 FOREST AVE
San Jose, CA 95128
  • Reassigned Medicare billing, California enrollment
  • 197 clinicians in this Medicare group
NPI 1306311576 (408) 947-2500

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
91 services90 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
71 services63 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
23 services22 patients
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.
15 services15 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.

80.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.43
Promoting Interoperability100
Improvement Activities40
Cost46.5

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 Nicole D'arcy's NPI number?

The NPI number for Nicole D'arcy is 1336585264. It was assigned to this individual provider in the NPPES registry on May 19, 2013.

Where is Nicole D'arcy located?

Nicole D'arcy practices at 1001 Potrero Ave Rm 1e22a, San Francisco, CA 94110. The listed phone number is (415) 206-5752.

What is Nicole D'arcy's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Nicole D'arcy enrolled in Medicare?

Yes. Nicole D'arcy 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 Nicole D'arcy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicole D'arcy reassigns Medicare benefits to 2 organizations: County Of Santa Clara (Palo Alto, CA) and Emergency Physicians Associates San Jose PC (San Jose, 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 Nicole D'arcy'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 Nicole D'arcy was last updated on June 4, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.