Diljit Bahuleyan Karayil, M.D

Internal Medicine

(707) 651-1025Vallejo, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Diljit Bahuleyan Karayil, M.D has practiced internal medicine for 27+ years, working in group practice. With 27+ years of experience, he has been practicing in the Vallejo area. A physician who provides long-term, comprehensive care in the office and the hospital.

At a glance

  • Prescribes opioids less than 26% of reporting doctors in California
  • Uses generic medications more than 58% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 3,565 Internal Medicine providers in CASee all Internal Medicine in Vallejo27+ years experienceNPI since 2007

Older · 1597dNPPES updated 2021-12-20 · verify on CMS

Contact & Location

Practice Location

975 Sereno Drive, Medical Office- 8 Kaiser Permanente Medical Center, Vallejo, CA 94589

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

3.69%

California avg: 5.2 · US avg: 5.1

Higher than most doctors nationally(-1.4 pts)

3.69% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

89%

California avg: 83.3 · US avg: 82.8

Higher than most doctors nationally(+6.2 pts)

Typical range among reporting doctors in California

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

Medicare Patients

18

Unique beneficiaries

Boutique practice

Prescription Recipients

1,323

Patients prescribed

Prescriptions Written

7,074

Total claims

Total Medicare drug cost: $399k

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.

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Background & Specialty

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

Career Journey
  1. Board certified · Dec 19, 2021

    CMS-verified certification date

  2. 27 years in practice

    Experienced

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

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 190065

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Diljit Bahuleyan Karayil

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

Schedule a virtual visit with Diljit Bahuleyan Karayil for follow-ups, medication reviews, and ongoing care — no travel to Vallejo 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 Diljit Bahuleyan Karayil

NPI records show Dr. Karayil as active with telehealth listed in Vallejo, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (707) 651-1025.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · 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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