Andrew Alan Shelton, M.D.

Colon & Rectal Surgery

Andrew Alan Shelton is a Colon & Rectal Surgery specialist based in Stanford, CA with over 35 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(650) 723-3913Stanford, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Andrew Alan Shelton, M.D. has been part of the Stanford medical community since 2007 in group practice. Trained at University of Wisconsin School of Medicine (class of 1991), he has been practicing for over 35 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and cancer (per CMS data). CMS MIPS quality score: 76.5/100 (2023).

At a glance

  • Uses generic medications more than 27% of reporting doctors in California
  • Federal MIPS score higher than 30% of MIPS-scored 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 Stanford35+ years experienceNPI since 2007

Older · 6894dNPPES updated 2007-07-08 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

875 Blake Wilbur Drive Clinic B, Stanford, CA 94305-5820

CMS Clinical Data

How Does This Doctor Compare?

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

MIPS Score

2023

76.5/100

California avg: 78.6 · US avg: 83.6

Lower than most doctors nationally(-7.1 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Generic Rx

↑ Higher = better

81.5%

California avg: 83.3 · US avg: 82.8

Lower than most doctors nationally(-1.3 pts)

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

Medicare Patients

203

Unique beneficiaries

Standard volume

Prescription Recipients

91

Patients prescribed

Prescriptions Written

271

Total claims

Total Medicare drug cost: $9k

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 Hypertension, High Cholesterol, and Cancer.

Hypertension
Higher than avg (+3%)73%

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

US avg: 70.2%

↑ More patients than average (+3%) — a focus area for this doctor

High Cholesterol
Higher than avg (+1%)71%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

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

Cancer
Higher than avg (+48%)69%

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

US avg: 20.8%

↑ More patients than average (+48%) — a focus area for this doctor

Arthritis
Lower than avg (-15%)34%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-15%) — less common here

Chronic Kidney Disease
30%

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

US avg: 29.6%
Diabetes
Lower than avg (-6%)28%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-6%) — less common here

Ischemic Heart Disease
Lower than avg (-4%)28%

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

US avg: 31.7%

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

Anxiety Disorders
Lower than avg (-11%)23%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

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

GeneralBehavioralNational avg

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

Industry Payment Transparency

$120 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 Andrew Alan Shelton'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 · 1991

    University of Wisconsin School of Medicine and Public Health

  2. 35 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

Education & Training

University of Wisconsin School of Medicine (Class of 1991)

Practice Footprint

Mailing address

300 Pasteur Dr # H3680, Stanford, CA 94305-2200

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 200034

View hospital on Medicare Care Compare

Virtual Colon & Rectal Surgery Care With Andrew Alan Shelton

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

Schedule a virtual visit with Andrew Alan Shelton for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Stanford 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 Andrew Alan Shelton

Dr. Shelton is listed as active in the NPI registry with telehealth listed in Stanford, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (650) 723-3913.

Verified across 6 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · 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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