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DR. MARK CHRISTOPHER ADAMS JR. M.D.
NPI 1700044484
Anesthesiology in Portland, OR

Active since May 29, 2008PECOS EnrolledAccepts Medicare Assignment
707 SW WASHINGTON ST, SUITE 700, PORTLAND, OR 97205(503) 299-9906(503) 225-9002 Get Directions Write a Review

NPPES record last updated: September 18, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 18, 2020, Oct 11, 2018 (2 updates tracked since 2018).

About Dr. Mark Christopher Adams Jr. M.d. NPPES

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

DR. MARK CHRISTOPHER ADAMS JR. M.D. (NPI 1700044484) is an individual anesthesiology provider in Portland, Oregon, licensed in Oregon (MD166550) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS, is affiliated with Providence Newberg Medical Center, and is a graduate of Stanford University School Of Medicine (2008).

NPPES Registry Identity

NPI1700044484
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. MARK CHRISTOPHER ADAMS JR.Credential: M.D.
Location Address707 SW WASHINGTON ST, SUITE 700Portland, OR 97205-3536
Mailing AddressPo Box 35147 #1801Seattle, WA 98124-5147 · (503) 299-9906 · Fax (503) 225-9002
Phone(503) 299-9906
Fax(503) 225-9002
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 2008
Enumeration DateMay 29, 2008
Last NPPES UpdateSeptember 18, 20202 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2020
✔ NPI 1700044484 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in OR · MD166550✔ Licensed in MA · 252118
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.
Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License MD166550 (OR)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
707 SW WASHINGTON ST, Portland, OR 97205
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Other Identifiers 2

Medicaid500673878OR
OtherR177575OR · Medicare

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

Dr. Mark Christopher Adams Jr. 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 ID5799952925
PECOS Enrollment IDI20141106002304
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 Mark Adams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Premier Anesthesia Of Oregon PC
19 mi
Anesthesiology
1001 N PROVIDENCE DR
Newberg, OR 97132
  • Reassigned Medicare billing, Oregon enrollment
  • 51 clinicians in this Medicare group
NPI 1154010429 (678) 690-7816

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
17 services17 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Providence Newberg Medical Center

Acute Care Hospitals · Newberg, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number380037
Location1001 Providence DriveNewberg, OR 97132 · Yamhill County
Emergency services Birthing friendly

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. JEFFREY PHILIP MAKO M.D.
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. PATRICIA N PANCOAST MD
Anesthesiology
707 SW WASHINGTON ST, STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. XIANGHUA PAN MD
Anesthesiology
707 SW WASHINGTON ST, STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. BRENT D. ANDERSEN MD
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. MATTHEW BUCKON MD
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. NIKKI B JAWORSKI M.D.
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. JONATHAN T. GUDMAN MD
Anesthesiology
707 SW WASHINGTON ST, SUITE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906
DR. MATTHEW S.A. BOLES MD
Anesthesiology
707 SW WASHINGTON ST, STE 700
PORTLAND, OR 97205
Multnomah County (503) 299-9906

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 Mark Adams's NPI number?

The NPI number for Mark Adams is 1700044484. It was assigned to this individual provider in the NPPES registry on May 29, 2008.

Where is Mark Adams located?

Mark Adams practices at 707 SW Washington St Suite 700, Portland, OR 97205. The listed phone number is (503) 299-9906.

What is Mark Adams's specialty?

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

Is Mark Adams enrolled in Medicare?

Yes. Mark Adams 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 organization bills Medicare for Mark Adams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Adams reassigns Medicare benefits to Premier Anesthesia Of Oregon PC (Newberg, OR). 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 Mark Adams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Mark Adams affiliated with any hospitals?

According to CMS data, Mark Adams is affiliated with Providence Newberg Medical Center.

When was this NPI record last updated?

The NPPES record for Mark Adams was last updated on September 18, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.