Timothy Lax, MD

Allergy & Immunology

Internal Medicine

Timothy Lax is an Allergy & Immunology specialist based in Brookline, MA with over 21 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: PEDIATRIC MEDICINE

(617) 278-8100Brookline, MA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Timothy Lax, MD has been part of the Brookline medical community since 2008 in group practice. A Oregon Health Sciences University School of Medicine graduate since 2005, he brings 21+ years of experience. He regularly sees Medicare patients with high cholesterol, hypertension, and asthma (per CMS claims data).

1 of 14 Internal Medicine providers in MASee all Internal Medicine in Brookline21+ years experienceNPI since 2008

Older · 3974dNPPES updated 2015-07-07 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine

Contact & Location

Practice Location

1 Brookline Pl Suite 623, Brookline, MA 02445-7224

CMS Clinical Data

How Does This Doctor Compare?

Generic Rx

↑ Higher = better

45.1%

Massachusetts avg: 81.9 · US avg: 82.8

Lower than most doctors nationally(-37.7 pts)

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

Medicare Patients

151

Unique beneficiaries

Standard volume

Prescription Recipients

174

Patients prescribed

Prescriptions Written

721

Total claims

Total Medicare drug cost: $858k

Percentile rankings compared against 1,606 reporting peers in Massachusetts.

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 Asthma.

High Cholesterol
70%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%
Hypertension
Lower than avg (-8%)62%

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

US avg: 70.2%

↓ Fewer patients than average (-8%) — less common here

Asthma
Higher than avg (+43%)56%

A condition causing airway inflammation, wheezing, and difficulty breathing

US avg: 13.3%

↑ More patients than average (+43%) — a focus area for this doctor

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%
Anxiety Disorders
Higher than avg (+6%)40%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↑ More patients than average (+6%) — a focus area for this doctor

Osteoporosis
Higher than avg (+8%)26%

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

US avg: 18.1%

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

Mood Disorders
26%

Conditions affecting emotional state, including depression and bipolar disorder

Depression
Lower than avg (-10%)22%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

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

GeneralBehavioralNational avg

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

Industry Payment Transparency

$643 received from industry

24 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 Timothy Lax's NPI.

Patient Reviews

No patient reviews yet. If you've seen Timothy Lax, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

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

Career Journey
  1. Graduated medical school · 2005

    Oregon Health Sciences University School of Medicine

  2. 21 years in practice

    Experienced

Internal MedicineAllergy & Immunology in BrooklineAllopathic & Osteopathic Physicians

An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

Taxonomy: 207RA0201X

Education & Training

Oregon Health Sciences University School of Medicine (Class of 2005)

Virtual Allergy & Immunology Care With Timothy Lax

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

Schedule a virtual visit with Timothy Lax for cholesterol management, blood pressure monitoring, asthma reviews — no travel to Brookline 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 Timothy Lax

NPI records show Dr. Lax as active with telehealth listed in Brookline, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (617) 278-8100.

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.

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

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.

Related Providers

Allergy & Immunology in Massachusetts

See all