Lisa Maureen Sumner, MD

Rheumatology Internal Medicine

Lisa Maureen Sumner is a Rheumatology Internal Medicine specialist based in Phoenix, AZ with over 33 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: RHEUMATOLOGY

(602) 263-1511Phoenix, AZ
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 33 years in internal medicine, Lisa Maureen Sumner, MD is a long-established rheumatologist in Phoenix. A Tufts University School of Medicine graduate since 1993, she brings 33+ years of experience. CMS Medicare data shows her patients commonly have hypertension, arthritis, and high cholesterol.

1 of 43 Internal Medicine providers in AZSee all Internal Medicine in Phoenix33+ years experienceNPI since 2006

Older · 6893dNPPES updated 2007-07-09 · verify NPI on CMS · Verify license at Arizona Medical Board

Contact & Location

Practice Location

4212 N 16th St, Phoenix, AZ 85016-5319

Fax: (602) 263-1637
CMS Clinical Data

How Does This Doctor Compare?

MIPS Score

2023

20.73/100

Arizona avg: 77.5 · US avg: 83.6

Lower than most doctors nationally(-62.9 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Generic Rx

↑ Higher = better

44.5%

Arizona avg: 84.7 · US avg: 82.8

Lower than most doctors nationally(-38.3 pts)

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

Medicare Patients

118

Unique beneficiaries

Standard volume

Prescription Recipients

89

Patients prescribed

Prescriptions Written

663

Total claims

Total Medicare drug cost: $1.97M

Percentile rankings compared against 1,247 reporting peers in Arizona.

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 Hypertension, Arthritis, and High Cholesterol.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

Arthritis
Higher than avg (+26%)75%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+26%) — a focus area for this doctor

High Cholesterol
Lower than avg (-12%)58%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-12%) — less common here

Diabetes
Higher than avg (+20%)54%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+20%) — a focus area for this doctor

Osteoporosis
Higher than avg (+15%)33%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+15%) — a focus area for this doctor

Asthma
Higher than avg (+12%)25%

A condition causing airway inflammation, wheezing, and difficulty breathing

US avg: 13.3%

↑ More patients than average (+12%) — a focus area for this doctor

Chronic Kidney Disease
Lower than avg (-7%)23%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-7%) — less common here

Mood Disorders
23%

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 · 1993

    Tufts University School of Medicine

  2. 33 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Rheumatologists treat autoimmune and inflammatory conditions including rheumatoid arthritis, lupus, psoriatic arthritis, gout, osteoarthritis, and vasculitis. They manage biologic therapies and joint-preserving treatments.

Taxonomy: 207RR0500X

Education & Training

Tufts University School of Medicine (Class of 1993)

Practice Footprint

Mailing address

Po Box 31001-0698, Pasadena, CA 91110-0698

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 100049

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Lisa Maureen Sumner

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

Schedule a virtual visit with Lisa Maureen Sumner for blood pressure monitoring, arthritis follow-ups, cholesterol management — no travel to Phoenix 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 Lisa Maureen Sumner

NPI records show Dr. Sumner as active with telehealth listed in Phoenix, AZ. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (602) 263-1511.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

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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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