Charles Regis Langelier, M.D., PH.D.

Infectious Disease Internal Medicine

Internal Medicine

Charles Regis Langelier is an Infectious Disease Internal Medicine specialist based in San Francisco, CA with over 15 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(415) 353-2626San Francisco, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Charles Regis Langelier, M.D., PH.D. has practiced internal medicine for 15+ years, working in independent practice. A University of Utah School of Medicine graduate since 2011, he brings 15+ years of experience. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and kidney disease.

1 of 284 Internal Medicine providers in CASee all Internal Medicine in San Francisco15+ years experienceNPI since 2011

Older · 2301dNPPES updated 2020-02-05 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

400 Parnassus Ave, San Francisco, CA 94143-2202

CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

30

Unique beneficiaries

Boutique practice

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, High Cholesterol, and Chronic Kidney Disease.

Hypertension
75%

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

High Cholesterol
67%

Elevated cholesterol or triglycerides that increase heart disease risk

Chronic Kidney Disease
47%

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

Diabetes
43%

A condition where the body cannot properly regulate blood sugar levels

Ischemic Heart Disease
43%

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

Heart Failure
40%

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

Atrial Fibrillation
40%

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

Arthritis
37%

Joint inflammation causing pain, swelling, and stiffness

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 · 2011

    University of Utah School of Medicine

  2. Board certified · Feb 4, 2020

    Self-reported via NPPES

  3. 15 years in practice

    Experienced

Internal MedicineInfectious Disease in San FranciscoAllopathic & Osteopathic Physicians

Infectious disease specialists diagnose and treat complex infections including HIV/AIDS, hepatitis, tuberculosis, antibiotic-resistant infections (MRSA), post-surgical infections, and travel-related illnesses. They also provide pre-travel vaccination counseling and manage infections in immunocompromised patients.

Taxonomy: 207RI0200X

Education & Training

University of Utah School of Medicine (Class of 2011)

Practice Footprint

Primary hospital affiliation: Acute Care - Veterans Administration

CMS Certification Number: 20003F

View hospital on Medicare Care Compare

Virtual Infectious Disease Care With Charles Regis Langelier

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

Schedule a virtual visit with Charles Regis Langelier for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to San Francisco 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 Charles Regis Langelier

Dr. Langelier is listed as active in the NPI registry with telehealth listed in San Francisco, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (415) 353-2626.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · 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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