SARAH A HARTMAN
NPI 1558822122
Surgery - Surgical Oncology in San Francisco, CA

Active since March 27, 2019PECOS EnrolledAccepts Medicare Assignment
1825 4TH ST FL 3, SAN FRANCISCO, CA 94143(415) 353-7070 Get Directions Write a Review

NPPES record last updated: June 20, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Sarah A Hartman NPPES

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

SARAH A HARTMAN (NPI 1558822122) is an individual surgical oncology provider in San Francisco, California, licensed in California (A201413) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in New York, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1558822122
Entity TypeIndividualFemale
Primary Taxonomy2086X0206X
Provider Legal NameSARAH A HARTMAN
Location Address1825 4TH ST FL 3San Francisco, CA 94143-2350
Mailing Address100 E 77th StNew York, NY 10075-1850
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMarch 27, 2019
Last NPPES UpdateJune 20, 2025
NPPES CertifiedJune 20, 2025
✔ NPI 1558822122 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Surgical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2086X0206X
License✔ Licensed in CA · A201413
Definition
A surgical oncologist is a well-qualified surgeon who has obtained additional training and experience in the multidisciplinary approach to the prevention, diagnosis, treatment, and rehabilitation of cancer patients, and devotes a major portion of his or her professional practice to these activities and cancer research.
1825 4TH ST FL 3, San Francisco, CA 94143

Secondary Practice Location 1

Location 1100 E 77th StNew York, NY 10075-1850 · Phone (212) 434-2000

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

Sarah A Hartman 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 ID8820326630
PECOS Enrollment IDI20250618001094
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 Sarah Hartman reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Surgery
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 761 clinicians in this Medicare group
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 19

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

Surgery (Surgical Oncology)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Genetic Counselor, MS
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Nurse Practitioner (Family)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Nurse Practitioner (Women's Health)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Internal Medicine (Medical Oncology)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Preventive Medicine (Addiction Medicine)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143
Surgery (Surgical Oncology)
1825 4TH ST FL 3
SAN FRANCISCO, CA 94143

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 Sarah Hartman's NPI number?

The NPI number for Sarah Hartman is 1558822122. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Sarah Hartman located?

Sarah Hartman practices at 1825 4th St Fl 3, San Francisco, CA 94143. The listed phone number is (415) 353-7070.

What is Sarah Hartman's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.

Is Sarah Hartman enrolled in Medicare?

Yes. Sarah Hartman 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 Sarah Hartman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Hartman reassigns Medicare benefits to 3 organizations: Ucsf Dept Of Surgery (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, 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 Sarah Hartman'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 Sarah Hartman was last updated on June 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.