Mathew S Isho, MD

Colon & Rectal Surgery

Mathew S Isho is a Colon & Rectal Surgery specialist based in San Diego, CA with over 32 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: COLORECTAL SURGERY (PROCTOLOGY)

(619) 686-4011San Diego, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Mathew S Isho, MD has practiced colon & rectal surgery for 32+ years, working in independent practice. He has been practicing since 2006 — over 32 years. CMS Medicare data shows his patients commonly have high cholesterol, hypertension, and arthritis.

At a glance

  • Uses generic medications more than 25% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 63 Colon & Rectal Surgery providers in CASee all Colon & Rectal Surgery in San Diego32+ years experienceNPI since 2006

Older · 2171dNPPES updated 2020-06-12 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

550 Washington St Suite 821, San Diego, CA 92103-2213

Fax: (619) 686-4041
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

28.26%

California avg: 5.2 · US avg: 5.1

Lower than most doctors nationally(+23.2 pts)

28.26% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

80.4%

California avg: 83.3 · US avg: 82.8

Lower than most doctors nationally(-2.4 pts)

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

Medicare Patients

364

Unique beneficiaries

Standard volume

Prescription Recipients

181

Patients prescribed

Prescriptions Written

276

Total claims

Total Medicare drug cost: $15k

Percentile rankings compared against 9,360 reporting peers in California.

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
Lower than avg (-4%)66%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

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

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

Arthritis
Lower than avg (-8%)41%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

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

Cancer
Higher than avg (+1%)22%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

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

Ischemic Heart Disease
Lower than avg (-11%)21%

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

US avg: 31.7%

↓ Fewer patients than average (-11%) — less common here

Mood Disorders
21%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

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

Industry Payment Transparency

$6.6k received from industry

14 transactions reported in 2024 ·High 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 Mathew S Isho's NPI.

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Background & Specialty

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

Career Journey
  1. Board certified · Jun 11, 2020

    Self-reported via NPPES

  2. 32 years in practice

    Senior practitioner

Colon & Rectal SurgeryAllopathic & Osteopathic Physicians

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Taxonomy: 208C00000X

Practice Footprint

Mailing address

4060 4th Ave Ste 510, San Diego, CA 92103-2121

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 190088

View hospital on Medicare Care Compare

Virtual Colon & Rectal Surgery Care With Mathew S Isho

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

Schedule a virtual visit with Mathew S Isho for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to San Diego 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 Mathew S Isho

Dr. Isho is listed as active in the NPI registry with telehealth listed in San Diego, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (619) 686-4011.

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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