Maha B Toma, M.D.

Internal Medicine

Maha B Toma is an Internal Medicine specialist based in Lafayette, CA with over 41 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(925) 284-4442Lafayette, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 41 years in internal medicine, Maha B Toma, M.D. is a long-established internist in Lafayette. With 41+ years of experience, she has been practicing in the Lafayette area. CMS Medicare data shows her patients commonly have high cholesterol, hypertension, and arthritis.

1 of 3,565 Internal Medicine providers in CASee all Internal Medicine in Lafayette41+ years experienceNPI since 2007

Older · 4652dNPPES updated 2013-08-27 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

3466 Mt Diablo Blvd Suite C-104, Lafayette, CA 94549-7106

Fax: (925) 283-8687
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

379

Unique beneficiaries

Standard volume

Prescription Recipients

427

Patients prescribed

Prescriptions Written

2,843

Total claims

Total Medicare drug cost: $159k

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
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Hypertension
65%

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

Arthritis
43%

Joint inflammation causing pain, swelling, and stiffness

Chronic Kidney Disease
21%

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

Osteoporosis
21%

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

Ischemic Heart Disease
20%

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

Atrial Fibrillation
20%

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

GeneralBehavioralNational avg

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

Industry Payment Transparency

$2.1k received from industry

51 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Maha B Toma's NPI.

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Background & Specialty

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

Career Journey
  1. 41 years in practice

    Senior practitioner

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

Practice Footprint

Mailing address

Dept 34929 P.O. Box 39000, San Francisco, CA 94139-0001

Differs from practice location

Primary hospital affiliation: Acute Care - Department of Defense

CMS Certification Number: 19050F

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Maha B Toma

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

Schedule a virtual visit with Maha B Toma for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Lafayette 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 Maha B Toma

Dr. Toma is listed as active in the NPI registry with telehealth listed in Lafayette, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (925) 284-4442.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · 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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