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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

SAMANTHA RAE GERHARDSON M.D.
NPI 1023540044
Anesthesiology in Seattle, WA

Active since March 29, 2017PECOS Enrolled
80.97/100
CMS Quality Rating
600 BROADWAY STE 270, SEATTLE, WA 98122(206) 625-0578(206) 625-9184 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 22, 2026, Jul 28, 2021, Mar 29, 2017 (3 updates tracked since 2017).

About Samantha Rae Gerhardson M.d. NPPES

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

SAMANTHA RAE GERHARDSON M.D. (NPI 1023540044) is an individual anesthesiology provider in Seattle, Washington, licensed in Washington (MD61155859) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Lakewood, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1023540044
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameSAMANTHA RAE GERHARDSONCredential: M.D.
Location Address600 BROADWAY STE 270Seattle, WA 98122-5392
Mailing AddressPo Box 840842Dallas, TX 75284-0842 · (206) 625-0578 · Fax (206) 625-9184
Phone(206) 625-0578
Fax(206) 625-9184
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMarch 29, 2017
Last NPPES UpdateJuly 22, 20263 updates tracked since enumeration
NPPES CertifiedJuly 22, 2026
✔ NPI 1023540044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in WA · MD61155859✔ Licensed in CO · DR.0069705
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
600 BROADWAY STE 270, Seattle, WA 98122
Open in Google Maps ↗

Secondary Practice Location 1

Location 111600 W 2nd PlLakewood, CO 80228-1527 · Phone (720) 321-1010 · Fax (720) 321-1001

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Samantha Rae Gerhardson 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 ID3072882638
PECOS Enrollment IDI20221216000795
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 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.

80.97/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.4
Improvement Activities40
Cost100

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.

LUCAS MICHAEL SMITH MD
Anesthesiology
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
DAVID ROBERT ENG MD
Anesthesiology
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
KRISTA DUBIN MD
Anesthesiology
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
ASHLEA THOMAS CRNA
Nurse Anesthetist, Certified Registered
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
KIM THANH HUYNH CRNA
Nurse Anesthetist, Certified Registered
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
MARK MCDADE ABELLERA MD
Anesthesiology
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
MIA MCKINSTRY MD
Anesthesiology
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578
WILLIAM M HARBOUR MD
Anesthesiology
600 BROADWAY STE 270
SEATTLE, WA 98122
King County (206) 625-0578

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 Samantha Gerhardson's NPI number?

The NPI number for Samantha Gerhardson is 1023540044. It was assigned to this individual provider in the NPPES registry on March 29, 2017.

Where is Samantha Gerhardson located?

Samantha Gerhardson practices at 600 Broadway Ste 270, Seattle, WA 98122. The listed phone number is (206) 625-0578.

What is Samantha Gerhardson's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Samantha Gerhardson enrolled in Medicare?

Yes. Samantha Gerhardson 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.

When was this NPI record last updated?

The NPPES record for Samantha Gerhardson was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 days 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.