Karen S Hsu Blatman, MD

Allergy & Immunology

Karen S Hsu Blatman is an Allergy & Immunology specialist based in Lebanon, NH with over 21 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(603) 653-9885Lebanon, NH
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 21 years in allergy & immunology, Karen S Hsu Blatman, MD is a long-established allergy & immunology specialist in Lebanon. A University of Iowa, Rj & L Carver College of Medicine graduate since 2005, she brings 21+ years of experience. CMS Medicare data shows her patients commonly have hypertension, high cholesterol, and arthritis.

1 of 3 Allergy & Immunology providers in NHSee all Allergy & Immunology in Lebanon21+ years experienceNPI since 2007

Older · 2410dNPPES updated 2019-10-18 · verify NPI on CMS · Verify license at New Hampshire Board of Medicine

Contact & Location

Practice Location

One Medical Center Dr, Lebanon, NH 03756

CMS Clinical Data

How Does This Doctor Compare?

Generic Rx

↑ Higher = better

56.4%

New Hampshire avg: 83.5 · US avg: 82.8

Lower than most doctors nationally(-26.4 pts)

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

Medicare Patients

155

Unique beneficiaries

Standard volume

Prescription Recipients

93

Patients prescribed

Prescriptions Written

466

Total claims

Total Medicare drug cost: $810k

Percentile rankings compared against 597 reporting peers in New Hampshire.

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 Arthritis.

Hypertension
Lower than avg (-16%)54%

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

US avg: 70.2%

↓ Fewer patients than average (-16%) — less common here

High Cholesterol
Lower than avg (-18%)52%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-18%) — less common here

Arthritis
Lower than avg (-17%)32%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-17%) — less common here

Asthma
Higher than avg (+15%)28%

A condition causing airway inflammation, wheezing, and difficulty breathing

US avg: 13.3%

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

Anxiety Disorders
Lower than avg (-10%)24%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ 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

$16 received from industry

1 transaction reported in 2024 ·Low 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 Karen S Hsu Blatman's NPI.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 2005

    University of Iowa Roy J. and Lucille a. Carver College of Medicine

  2. 21 years in practice

    Experienced

Allergy & ImmunologyAllopathic & Osteopathic Physicians

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Taxonomy: 207K00000X

Education & Training

University of Iowa, Rj & L Carver College of Medicine (Class of 2005)

Practice Footprint

Mailing address

1 Medical Center Dr, Lebanon, NH 03756-0001

Differs from practice location

Virtual Allergy & Immunology Care With Karen S Hsu Blatman

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

Schedule a virtual visit with Karen S Hsu Blatman for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Lebanon 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 Karen S Hsu Blatman

Dr. Hsu Blatman is listed as active in the NPI registry with telehealth listed in Lebanon, NH. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (603) 653-9885.

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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