DR. ANGELA TRISSANDRA MARSHALL-OLSON D.O.
NPI 1841493988
Internal Medicine in Portland, OR

Q: What is Angela Marshall-olson's NPI number?

The NPI number for Angela Marshall-olson is 1841493988. It was assigned to this individual provider in the NPPES registry on June 7, 2007. The provider is also known as Angela Trissandra Markham.

Q: What is Angela Marshall-olson's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since June 07, 2007PECOS EnrolledAccepts Medicare Assignment

1200 NW 23RD AVE, PORTLAND, OR 97210(503) 413-7074(503) 413-6769 Get Directions Write a Review

NPPES record last updated: July 19, 2010. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Dr. Angela Trissandra Marshall-olson D.o. NPPES

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

DR. ANGELA TRISSANDRA MARSHALL-OLSON D.O. (NPI 1841493988) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (DO29017) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Providence St Vincent Medical Center, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1841493988

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameDR. ANGELA TRISSANDRA MARSHALL-OLSONCredential: D.O.

Location Address1200 NW 23RD AVEPortland, OR 97210-2906

Mailing Address1200 Nw 23rd AvePortland, OR 97210-2906 · (503) 413-7074 · Fax (503) 413-6769

Phone(503) 413-7074

Fax(503) 413-6769

Sole ProprietorYes

Medical School CMSOtherGraduated 2006

Enumeration DateJune 7, 2007

Last NPPES UpdateJuly 19, 2010

✔ NPI 1841493988 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in OR · DO29017

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1200 NW 23RD AVE, Portland, OR 97210

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Other Names 1

Former Name (1)Angela Trissandra Markham

Other Identifiers 1

Medicare UPINOTH000OR

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.Insurance ›

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

Dr. Angela Trissandra Marshall-olson D.o. 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 ID4284771429

PECOS Enrollment IDI20091021000302

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.

Areas of Expertise CMS Part B claims 10

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.

Established patient office or other outpatient visit, 30-39 minutes 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

92 services62 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

56 services44 patients

Established patient office or other outpatient visit, 40-54 minutes 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

42 services33 patients

Established patient office or other outpatient visit, 20-29 minutes 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

35 services32 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

21 services21 patients

Influenza vaccine, quadrivalent derived from recombinant dna 90682

The quadrivalent influenza vaccine, made through recombinant DNA technology, is a flu shot that protects against four different flu viruses. This vaccine is produced by genetically modifying a virus, making it safer and more effective. It's a key tool in preventing flu-related illnesses.

19 services19 patients

Hospital Affiliations CMS Care Compare 4

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

Providence St Vincent Medical Center

Acute Care Hospitals · Portland, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380004

Location9205 SW Barnes RoadPortland, OR 97225 · Washington County

Emergency services Birthing friendly

Ohsu Hospital And Clinics

Acute Care Hospitals · Portland, OR

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number380009

Location3181 SW Sam Jackson Park RoadPortland, OR 97239 · Multnomah County

Emergency services Birthing friendly

Legacy Good Samaritan Medical Center

Acute Care Hospitals · Portland, OR

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380017

Location1015 NW 22nd Avenue, W121Portland, OR 97210 · Multnomah County

Emergency services Birthing friendly

Legacy Meridian Park Medical Center

Acute Care Hospitals · Tualatin, OR

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380089

Location19300 SW 65th AvenueTualatin, OR 97062 · Washington County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97210 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

$134.16 typical visit price

range $58.99 – $176.88

Typical copayment $33.54 (range $14.74 – $44.22)

Most-billed visit code 99204

Established Patient

$103.51 typical visit price

range $19.32 – $144.79

Typical copayment $25.87 (range $4.83 – $36.19)

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.

MELINDA MULLER MD

Internal Medicine

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 413-7074

DR. PATRICIA ANNE NEWTON M.D.

Internal Medicine (Geriatric Medicine)

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 413-7074

MEGAN EMILY THYGESEN MD

Internal Medicine

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 413-7074

DR. SHIRIN R. SUKUMAR M.D.

Internal Medicine (Geriatric Medicine)

1200 NW 23RD AVE, LEGACY CLINIC GOOD SAMARITAN
PORTLAND, OR 97210

Multnomah County (503) 413-7074

LEONARD ALAN MANKIN MD

Internal Medicine

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 494-8562

ANNE WEINSOFT M.D.

Internal Medicine

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 413-7074

ERIK JAMES MCCLAIN M.D.

Student in an Organized Health Care Education/Training Program

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 413-7074

DR. AMAN BAGLA D.O.

Internal Medicine

1200 NW 23RD AVE
PORTLAND, OR 97210

Multnomah County (503) 413-7074

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 Angela Marshall-olson's NPI number?

The NPI number for Angela Marshall-olson is 1841493988. It was assigned to this individual provider in the NPPES registry on June 7, 2007. The provider is also known as Angela Trissandra Markham.

Where is Angela Marshall-olson located?

Angela Marshall-olson practices at 1200 NW 23rd Ave, Portland, OR 97210. The listed phone number is (503) 413-7074.

What is Angela Marshall-olson's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Angela Marshall-olson enrolled in Medicare?

Yes. Angela Marshall-olson 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.

What insurance does Angela Marshall-olson accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon list Angela Marshall-olson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Angela Marshall-olson affiliated with any hospitals?

According to CMS data, Angela Marshall-olson is affiliated with Providence St Vincent Medical Center, Ohsu Hospital And Clinics, Legacy Good Samaritan Medical Center and Legacy Meridian Park Medical Center.

When was this NPI record last updated?

The NPPES record for Angela Marshall-olson was last updated on July 19, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.