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HANNAH ROWENA KOPP-YATES RN, CNM
NPI 1255783080
Advanced Practice Midwife in Greenbrae, CA

Active since July 05, 2016PECOS Enrolled
250 BON AIR RD, GREENBRAE, CA 94904(415) 925-7575(415) 925-7604 Get Directions Write a Review

NPPES record last updated: March 11, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 11, 2026, Jan 3, 2022, Nov 11, 2016 (3 updates tracked since 2016).

About Hannah Rowena Kopp-yates Rn, Cnm NPPES

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

HANNAH ROWENA KOPP-YATES RN, CNM (NPI 1255783080) is an individual advanced practice midwife in Greenbrae, California, licensed in California (235831) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS and maintains a secondary practice location in Santa Rosa.

NPPES Registry Identity

NPI1255783080
Entity TypeIndividualFemale
Primary Taxonomy367A00000X
Provider Legal NameHANNAH ROWENA KOPP-YATESCredential: RN, CNM
Location Address250 BON AIR RDGreenbrae, CA 94904-1702
Mailing Address4520 Webster StOakland, CA 94609-2141 · (510) 289-6169
Phone(415) 925-7575
Fax(415) 925-7604
Sole ProprietorNo
Enumeration DateJuly 5, 2016
Last NPPES UpdateMarch 11, 20263 updates tracked since enumeration
NPPES CertifiedMarch 11, 2026
✔ NPI 1255783080 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAdvanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367A00000X
License✔ Licensed in CA · 235831
Definition
Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproductive health; gynecologic health; and family planning services, including preconception care. Midwives also provide primary care for individuals from adolescence throughout the lifespan as well as care for the healthy newborn during the first 28 days of life. Midwives provide initial and ongoing comprehensive assessment, diagnosis, and treatment. Midwifery care includes health promotion, disease prevention, risk assessment and management, and individualized wellness education and counseling. Source: American College of Nurse-Midwives, www.midwife.org Additional Resources: See the American College of Nurse-Midwives, www.midwife.org, for more information on Certified Nurse-Midwives, Certified Midwives, the American Midwifery Certification Board (AMCB), and licensure.
Also ListedRegistered NurseTaxonomy 163W00000X · License 95091541 (CA)
250 BON AIR RD, Greenbrae, CA 94904
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Secondary Practice Location 1

Location 1583 Summerfield RdSanta Rosa, CA 95405-5239 · Phone (510) 289-6169

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hannah Rowena Kopp-yates Rn, Cnm is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

3

Medicare enrollment records show Hannah Kopp-yates reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Permanente Medical Group Inc
9.6 mi
Internal Medicine
901 NEVIN
Richmond, CA 94801
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1235226531 (510) 307-1555
Regents Univ Of California Ucsf
13 mi
Internal Medicine
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 339 clinicians in this Medicare group
NPI 1124439807 (415) 476-1000
Ucsf Health Medical Foundation
15 mi
Pediatrics
6425 CHRISTIE AVE STE 220
Emeryville, CA 94608
  • Reassigned Medicare billing, California enrollment
  • 79 clinicians in this Medicare group
NPI 1043628316 (415) 476-7220

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94904 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$85.00 typical visit price
range $23.44 – $166.64
Typical copayment $21.25 (range $5.86 – $41.66)
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.

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.

MESKEREM DABA RN, BSN
Registered Nurse (Psychiatric/Mental Health)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6666
ALEC CHANG D.O.
Psychiatry & Neurology (Psychiatry)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6835
MARIN HOSPITALIST MEDICAL GROUP, INC.
Internal Medicine
250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904
Marin County (415) 925-7545
DR. STEPHEN C ALLISON M.D.
Psychiatry & Neurology (Psychiatry)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 925-7663
ANNIE LINN STODDARD
Rehabilitation Practitioner
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6835
SARENA NAPIER ASW
Counselor (Mental Health)
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6619
JULIET LIANNE HUNTINGTON CNM
Advanced Practice Midwife
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 925-7010
ZAMBIA RICHEA PLAYER RN
Registered Nurse
250 BON AIR RD
GREENBRAE, CA 94904
Marin County (415) 473-6666

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 Hannah Kopp-yates's NPI number?

The NPI number for Hannah Kopp-yates is 1255783080. It was assigned to this individual provider in the NPPES registry on July 5, 2016.

Where is Hannah Kopp-yates located?

Hannah Kopp-yates practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 925-7575.

What is Hannah Kopp-yates's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Is Hannah Kopp-yates enrolled in Medicare?

Yes. Hannah Kopp-yates is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Hannah Kopp-yates's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hannah Kopp-yates reassigns Medicare benefits to 3 organizations: Permanente Medical Group Inc (Richmond, CA), Regents Univ Of California Ucsf (San Francisco, CA) and Ucsf Health Medical Foundation (Emeryville, 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 Hannah Kopp-yates'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 Hannah Kopp-yates was last updated on March 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.