William F Armstrong, MD

Cardiovascular Disease Internal Medicine

Internal Medicine

William F Armstrong is a Cardiovascular Disease Internal Medicine specialist based in Ann Arbor, MI with over 50 years of clinical experience. Offers virtual telehealth visits.

(734) 647-9000Ann Arbor, MI
Telehealth Available
NPI Active per CMS — Q2 2026

Patients across MI can see William F Armstrong, MD in person in Ann Arbor or via virtual visit — no travel required. Trained at Virginia Commonwealth University, School of Medicine (class of 1976), he has been practicing for over 50 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and ischemic_heart (per CMS data).

At a glance

  • Uses generic medications more than 28% of reporting doctors in Michigan
  • Virtual visits available — no app or travel required
1 of 118 Internal Medicine providers in MISee all Internal Medicine in Ann Arbor50+ years experienceNPI since 2006

Older · 2298dNPPES updated 2020-02-06 · verify NPI on CMS · Verify license at Michigan Board of Medicine

Contact & Location

Practice Location

325 Briarwood Circle Building 5, Ann Arbor, MI 48108-1605

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, High Cholesterol, and Ischemic Heart Disease.

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

High Cholesterol
Higher than avg (+1%)71%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+1%) — a focus area for this doctor

Ischemic Heart Disease
Higher than avg (+15%)47%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

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

Arthritis
Lower than avg (-4%)45%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-4%) — less common here

Heart Failure
Higher than avg (+20%)42%

The heart cannot pump blood efficiently enough to meet the body's needs

US avg: 22.5%

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

Atrial Fibrillation
Higher than avg (+19%)41%

An irregular, often rapid heartbeat that increases the risk of stroke

US avg: 22%

↑ More patients than average (+19%) — a focus area for this doctor

Chronic Kidney Disease
Higher than avg (+8%)38%

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

US avg: 29.6%

↑ More patients than average (+8%) — a focus area for this doctor

Diabetes
34%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%
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 · 1976

    Virginia Commonwealth University, School of Medicine

  2. Board certified · Feb 5, 2020

    Self-reported via NPPES

  3. 50 years in practice

    Senior practitioner

Internal MedicineCardiovascular Disease in Ann ArborAllopathic & Osteopathic Physicians

Cardiologists specialize in diagnosing and treating heart and blood vessel conditions including coronary artery disease, heart failure, arrhythmias, valve disorders, and hypertension. They perform diagnostic procedures such as echocardiograms, stress tests, and cardiac catheterization.

Taxonomy: 207RC0000X

Education & Training

Virginia Commonwealth University, School of Medicine (Class of 1976)

Practice Footprint

Mailing address

3621 S State St, Ann Arbor, MI 48108-1633

Differs from practice location

Virtual Cardiovascular Disease Care With William F Armstrong

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

Schedule a virtual visit with William F Armstrong for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Ann Arbor required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about William F Armstrong

Dr. Armstrong is listed as active in the NPI registry with telehealth listed in Ann Arbor, MI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (734) 647-9000.

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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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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