WENDY ANN MARUSSICH PMHNP, RN
NPI 1316635956
Nurse Practitioner - Psychiatric/Mental Health in San Francisco, CA

Active since May 01, 2023PECOS EnrolledAccepts Medicare Assignment
360 POST ST STE 500, SAN FRANCISCO, CA 94108(866) 798-9374(415) 964-5419 Get Directions Write a Review

NPPES record last updated: May 31, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 31, 2025, May 1, 2023 (2 updates tracked since 2023).

About Wendy Ann Marussich Pmhnp, Rn NPPES

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

WENDY ANN MARUSSICH PMHNP, RN (NPI 1316635956) is an individual psychiatric/mental health provider in San Francisco, California, licensed in California (95021941) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1316635956
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameWENDY ANN MARUSSICHCredential: PMHNP, RN
Location Address360 POST ST STE 500San Francisco, CA 94108-4908
Mailing Address360 Post St Ste 500San Francisco, CA 94108-4908 · (866) 798-9374
Fax(415) 964-5419
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateMay 1, 2023
Last NPPES UpdateMay 31, 20252 updates tracked since enumeration
NPPES CertifiedMay 31, 2025
✔ NPI 1316635956 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses✔ Licensed in CA · 95021941✔ Licensed in CA · NPF95021941
Also ListedRegistered Nurse · OncologyTaxonomy 163WX0200X · License 95083578 (CA), 160090 (AZ)
360 POST ST STE 500, San Francisco, CA 94108

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

Wendy Ann Marussich Pmhnp, Rn 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 ID3072960186
PECOS Enrollment IDI20240926002181
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

4

Medicare enrollment records show Wendy Marussich reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Psychiatry
360 POST ST STE 500
San Francisco, CA 94108
  • Reassigned Medicare billing, California enrollment
  • 118 clinicians in this Medicare group
Psychiatry
1275 YORK AVE
New York, NY 10021
  • Reassigned Medicare billing, New York enrollment
  • 69 clinicians in this Medicare group
Internal Medicine
1275 YORK AVE
New York, NY 10065
  • Reassigned Medicare billing, New York enrollment
  • 315 clinicians in this Medicare group
Neurology
1275 YORK AVE
New York, NY 10021
  • Reassigned Medicare billing, New York enrollment
  • 191 clinicians in this Medicare group

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

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.

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.
21 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94108 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.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
360 POST ST STE 500
SAN FRANCISCO, CA 94108
Psychiatry & Neurology (Psychiatry)
360 POST ST STE 500
SAN FRANCISCO, CA 94108
Psychiatry & Neurology (Neurology)
360 POST ST STE 500
SAN FRANCISCO, CA 94108
Psychiatry & Neurology (Psychiatry)
360 POST ST STE 500
SAN FRANCISCO, CA 94108
Psychiatry & Neurology (Psychiatry)
360 POST ST STE 500
SAN FRANCISCO, CA 94108

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 Wendy Marussich's NPI number?

The NPI number for Wendy Marussich is 1316635956. It was assigned to this individual provider in the NPPES registry on May 1, 2023.

Where is Wendy Marussich located?

Wendy Marussich practices at 360 Post St Ste 500, San Francisco, CA 94108. The listed phone number is (866) 798-9374.

What is Wendy Marussich's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Wendy Marussich enrolled in Medicare?

Yes. Wendy Marussich 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 Wendy Marussich's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Wendy Marussich reassigns Medicare benefits to 4 organizations: Mindful Health Solutions A Professional Medical Corporation (San Francisco, CA), Memorial Psychiatry Group (New York, NY), Memorial Medical Consultation Group (New York, NY) and Memorial Neurology Group (New York, NY). 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 Wendy Marussich'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 Wendy Marussich was last updated on May 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.