Jennifer M Slack, MD

Internal Medicine

Jennifer M Slack is an Internal Medicine specialist based in Portland, OR with over 22 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(503) 249-5780Portland, OR
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Jennifer M Slack, MD has practiced internal medicine for 22+ years, working in group practice. She graduated from University of Arizona College of Medicine in 2004 and has 22+ years of clinical experience. She regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).

At a glance

  • Prescribes opioids less than 35% of reporting doctors in Oregon
  • Uses generic medications more than 59% of reporting doctors in Oregon
  • Virtual visits available — no app or travel required
1 of 339 Internal Medicine providers in ORSee all Internal Medicine in Portland22+ years experienceNPI since 2007

Older · 669dNPPES updated 2024-07-24 · verify NPI on CMS · Verify license at Oregon Medical Board

Contact & Location

Practice Location

501 N Graham St Ste 100, Portland, OR 97227-1650

Fax: (503) 249-5788
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

4.56%

Oregon avg: 7 · US avg: 5.1

Higher than most doctors nationally(-0.5 pts)

4.56% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

89.5%

Oregon avg: 83.7 · US avg: 82.8

Higher than most doctors nationally(+6.7 pts)

Typical range among reporting doctors in Oregon

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

166

Unique beneficiaries

Standard volume

Prescription Recipients

387

Patients prescribed

Prescriptions Written

4,934

Total claims

Total Medicare drug cost: $421k

Percentile rankings compared against 1,341 reporting peers in Oregon.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Arthritis.

High Cholesterol
Lower than avg (-10%)60%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-10%) — less common here

Hypertension
Lower than avg (-15%)55%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-15%) — less common here

Arthritis
Lower than avg (-14%)35%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-14%) — less common here

Mood Disorders
20%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2004

    University of Arizona College of Medicine

  2. Board certified · Jul 23, 2024

    Self-reported via NPPES

  3. 22 years in practice

    Experienced

Internal MedicineAllopathic & Osteopathic Physicians

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.

Taxonomy: 207R00000X

Education & Training

University of Arizona College of Medicine (Class of 2004)

Practice Footprint

Mailing address

1411 Sw Morrison St Ste 200, Portland, OR 97205-1945

Differs from practice location

Virtual Internal Medicine Care With Jennifer M Slack

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Jennifer M Slack for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Portland required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Jennifer M Slack

Dr. Slack is listed as active in the NPI registry with telehealth listed in Portland, OR. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (503) 249-5780.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

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Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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