JENNIFER MATTSON M.D.
NPI 1023496700
Internal Medicine - Cardiovascular Disease in Clackamas, OR

Q: What is Jennifer Mattson's NPI number?

The NPI number for Jennifer Mattson is 1023496700. It was assigned to this individual provider in the NPPES registry on May 13, 2015.

Q: What is Jennifer Mattson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Jennifer Mattson was last updated on July 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since May 13, 2015PECOS EnrolledAccepts Medicare Assignment

10100 SE SUNNYSIDE RD, CLACKAMAS, OR 97015(800) 813-2000 Get Directions Write a Review

NPPES record last updated: July 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Jennifer Mattson M.d. NPPES

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

JENNIFER MATTSON M.D. (NPI 1023496700) is an individual cardiovascular disease provider in Clackamas, Oregon, licensed in Pennsylvania (MD476196) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, is affiliated with Kaiser Sunnyside Medical Center, and is a graduate of University Of Pittsburgh School Of Medicine (2015).

NPPES Registry Identity

NPI1023496700

Entity TypeIndividualFemale

Primary Taxonomy207RC0000X

Provider Legal NameJENNIFER MATTSONCredential: M.D.

Location Address10100 SE SUNNYSIDE RDClackamas, OR 97015-8970

Mailing Address500 Ne Multnomah St Ste 100Portland, OR 97232-2031 · (800) 813-2000

Phone(800) 813-2000

Sole ProprietorNo

Medical School CMSUniversity Of Pittsburgh School Of MedicineGraduated 2015

Enumeration DateMay 13, 2015

Last NPPES UpdateJuly 10, 2025

NPPES CertifiedJuly 10, 2025

✔ NPI 1023496700 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in PA · MD476196

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

10100 SE SUNNYSIDE RD, Clackamas, OR 97015

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Kaiser Permanente.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

Jennifer Mattson 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 ID8628306222

PECOS Enrollment IDI20250508003120, I20250715001282

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 13

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 with moderate level of decision making, if using time, 30 minutes or more 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.

98 services71 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

91 services90 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

48 services48 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

38 services37 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

37 services25 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

27 services27 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

21 services21 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

21 services21 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

17 services17 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

16 services15 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

13 services13 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

13 services13 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Kaiser Sunnyside Medical Center

Acute Care Hospitals · Clackamas, OR

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number380091

Location10180 SE Sunnyside RoadClackamas, OR 97015 · Clackamas County

Emergency services Birthing friendly

Kaiser Foundation Hospital Westside

Acute Care Hospitals · Hillsboro, OR

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number380103

Location2875 NW Stucki AveHillsboro, OR 97124 · Washington County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97015 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

$73.28 typical visit price

range $19.32 – $144.79

Typical copayment $18.32 (range $4.83 – $36.19)

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.

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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.

LOREN EDWARD JENKINS M.D.

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (503) 786-8435

HEATHER BUFFORD CRUMMETT M.D.

Obstetrics & Gynecology

10100 SE SUNNYSIDE RD, MOUNT TALBERT MEDICAL OFFICE
CLACKAMAS, OR 97015

Clackamas County (503) 571-8163

MRS. TAMI RACHEL COCHRAN PTA

Physical Therapy Assistant

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (503) 666-7736

CANDY CHAU

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (866) 280-1228

HEATHER CAREY RN

Registered Nurse (Ambulatory Care)

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (503) 813-2000

ALLYSON ADAMS

Family Medicine

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (800) 813-2000

KELLY ELIZABETH JACKSON PT, DPT

Physical Therapist (Orthopedic)

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (503) 813-2000

MR. THOMAS WALTER LLOYD CNM

Advanced Practice Midwife

10100 SE SUNNYSIDE RD
CLACKAMAS, OR 97015

Clackamas County (503) 571-8116

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 Jennifer Mattson's NPI number?

The NPI number for Jennifer Mattson is 1023496700. It was assigned to this individual provider in the NPPES registry on May 13, 2015.

Where is Jennifer Mattson located?

Jennifer Mattson practices at 10100 SE Sunnyside Rd, Clackamas, OR 97015. The listed phone number is (800) 813-2000.

What is Jennifer Mattson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Jennifer Mattson enrolled in Medicare?

Yes. Jennifer Mattson 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 Jennifer Mattson accept?

Health plans from Kaiser Permanente list Jennifer Mattson 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 Jennifer Mattson affiliated with any hospitals?

According to CMS data, Jennifer Mattson is affiliated with Kaiser Sunnyside Medical Center and Kaiser Foundation Hospital Westside.

When was this NPI record last updated?

The NPPES record for Jennifer Mattson was last updated on July 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.