KAREN CHRISTINE BAGATELOS M.S.N.,N.P.
NPI 1780881045
Nurse Practitioner in San Francisco, CA

Q: What is Karen Bagatelos's NPI number?

The NPI number for Karen Bagatelos is 1780881045. It was assigned to this individual provider in the NPPES registry on June 29, 2007.

Q: What is Karen Bagatelos's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Karen Bagatelos was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since June 29, 2007PECOS Enrolled

350 PARNASSUS AVE, SUITE 410, SAN FRANCISCO, CA 94117(415) 502-2211(415) 514-3300 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Karen Christine Bagatelos M.s.n.,n.p. NPPES

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

KAREN CHRISTINE BAGATELOS M.S.N.,N.P. (NPI 1780881045) is an individual nurse practitioner in San Francisco, California, licensed in California (461826) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780881045

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameKAREN CHRISTINE BAGATELOSCredential: M.S.N.,N.P.

Location Address350 PARNASSUS AVE, SUITE 410San Francisco, CA 94117-3608

Mailing Address732 Chenery StSan Francisco, CA 94131-2907 · (415) 502-2112 · Fax (415) 514-3300

Phone(415) 502-2211

Fax(415) 514-3300

Sole ProprietorNo

Enumeration DateJune 29, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1780881045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in CA · 461826

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

350 PARNASSUS AVE, San Francisco, CA 94117

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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 (PECOS)

Karen Christine Bagatelos M.s.n.,n.p. 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 Reassignment

Medicare enrollment records show Karen Bagatelos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of California

0.2 mi

Endocrinology, Diabetes & Metabolism

505 PARNASSUS AVE
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
2,112 clinicians in this Medicare group

NPI 1376613943 (415) 353-2350

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 94117 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 20

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

DR. SYLVIA KHROMINA PSY.D.

Psychologist (Clinical)

350 PARNASSUS AVE, SUITE 601
SAN FRANCISCO, CA 94117

San Francisco County (415) 621-9234

DR. ALAN CHONG D.D.S

Dentist (General Practice)

350 PARNASSUS AVE, SUITE 403
SAN FRANCISCO, CA 94117

San Francisco County (415) 681-0668

DR. GREGORY A. CHONG D.D.S.

Dentist (General Practice)

350 PARNASSUS AVE, SUITE #403
SAN FRANCISCO, CA 94117

San Francisco County (415) 681-0668

PAUL A FITZGERALD MD INC

Internal Medicine (Endocrinology, Diabetes & Metabolism)

350 PARNASSUS AVE, SUITE 710
SAN FRANCISCO, CA 94117

San Francisco County (415) 665-1136

MARIE-PIERRE THIBODEAU M.D

Specialist

350 PARNASSUS AVE, SUITE 900, BOX 1207
SAN FRANCISCO, CA 94117

San Francisco County (415) 476-1451

DAVID MICHAEL GORDON CNP

Clinical Nurse Specialist (Adult Health)

350 PARNASSUS AVE, SUITE 404
SAN FRANCISCO, CA 94117

San Francisco County (415) 353-4597

KEVIN MILES NP

Nurse Practitioner (Adult Health)

350 PARNASSUS AVE
SAN FRANCISCO, CA 94117

San Francisco County (415) 353-2119

STEVEN FUGARO MD

Internal Medicine

350 PARNASSUS AVE, STE 710
SAN FRANCISCO, CA 94117

San Francisco County (415) 476-2752

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 Karen Bagatelos's NPI number?

The NPI number for Karen Bagatelos is 1780881045. It was assigned to this individual provider in the NPPES registry on June 29, 2007.

Where is Karen Bagatelos located?

Karen Bagatelos practices at 350 Parnassus Ave Suite 410, San Francisco, CA 94117. The listed phone number is (415) 502-2211.

What is Karen Bagatelos's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Karen Bagatelos enrolled in Medicare?

Yes. Karen Bagatelos is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Karen Bagatelos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Bagatelos reassigns Medicare benefits to Regents Of The University Of California (San Francisco, CA). The 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 Karen Bagatelos'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 Karen Bagatelos was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.