Dr. Sudhir Sunder Rajan
Dr. Sudhir S. Rajan
Last updated: Sep 11, 2025

Dr. Sudhir S. Rajan

  • Gender: Male
  • Experience: 20 years
  • Graduation year: 2001
  • Sole propriator: Yes
  • NPI: 1396961249

Dr. Sudhir S. Rajan M.D.

Pulmonologist

He is located at 101 The City Drive South Bldg 53, Rt 81 in Orange, CA 92868. Can help patients with the following: Bronchiectasis, Collapsed Lung, Gastroesophageal Reflux Disease (GERD), Pneumonia, Pulmonary Hypertension (PH), Sleep Disorders. His National Provider Identifier (NPI) number is 1396961249. Appointment can be made via the phone number (714) 456-5150. He is affiliated with 1 hospitals.

Conditions treated

Dr. Sudhir Sunder Rajan, being an pulmonologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Sudhir S. Rajan.

  • Abdominal Pain
  • Acute Pain
  • Alpha-1 Antitrypsin Deficiency (AATD)
  • Anemia
  • Arthritis
  • Asbestosis
  • Asthma
  • Atherosclerosis
  • Bladder Control
  • Blood Clots
  • Bronchiectasis
  • Bronchitis
  • Chest Pain
  • Cholecystitis
  • Chronic Cough
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Collapsed Lung
  • Common Cold
  • Constipation
  • Cryptococcosis
  • Cystic Fibrosis (CF)
  • Cystitis
  • Diarrhea
  • Edema
  • Embolism
  • Emphysema
  • Fever
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Headache
  • Heart Disease
  • Hiatal Hernia
  • High Blood Pressure
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Influenza
  • Inguinal Hernia
  • Lung Cancer
  • Migraine
  • Nausea and Vomiting
  • Obesity
  • Osteoporosis
  • Peptic Ulcer
  • Pleural Effusion
  • Pleurisy
  • Pneumonia
  • Prescription Refill
  • Pulmonary Aspiration
  • Pulmonary Embolism (PE)
  • Pulmonary Fibrosis (PF)
  • Pulmonary Hypertension (PH)
  • Sarcoidosis
  • Sleep Apnea
  • Sleep Disorders
  • Smoking and Quitting Smoking
  • Tuberculosis (TB)
  • Urethritis
  • Urinary Tract Infection (UTI)

Medicare Enrollment

Dr. Sudhir S. Rajan is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Pulmonary Disease, Practitioner - Critical Care (intensivists)) .

Bills through: Permanente Medical Group Inc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Boehringer Ingelheim $92
Relypsa $15
Shire North American Group $11

Other

Food and Beverage $120

Studies

Graduated in 2001

Additional Specialities

  • Internist

Affiliated hospitals

KAISER FOUNDATION HOSPITAL-SANTA CLARA
700 LAWRENCE EXPRESSWAY
SANTA CLARA, 95051 CA
(408) 236-6400

Looking for more Pulmonologists?

Out of the 23 pulmonologists in this region, here are 10 randomly selected ones for you to explore.

Dr. Peter Roy Smethurst
  • Gender: Male
  • Address: Suite 750 1010 West LA Veta Avenue Orange, 92868, CA
Dr. Steven B. Leven
  • Gender: Male
  • Address: Suite 400 333 City Boulevard West Orange, 92868, CA
Dr. Anchalee Yuengsrigul
  • Gender: Female
  • Address: 455 South Main Street Orange, 92868, CA
Dr. Reza Mina-Araghi
  • Gender: Male
  • Address: Suite 750 1010 West LA Veta Avenue Orange, 92868, CA
Dr. Rene Patino
  • Gender: Male
  • Address: 101 The City Drive South Orange, 92868, CA
Dr. Raymond J. Casciari
  • Gender: Male
  • Address: Suite 410 1310 West Stewart Drive Orange, 92868, CA
Dr. James Lineback
  • Gender: Male
  • Address: 721 North Eckhoff Street Orange, 92868, CA
Dr. Johnny Ju
  • Gender: Male
  • Address: 101 The City Drive South Orange, 92868, CA
Dr. Jack O. Stewart
  • Gender: Male
  • Address: Suite 408 1310 West Stewart Drive Orange, 92868, CA
Dr. Amir K. Ghiassi
  • Gender: Male
  • Address: 1100 West Stewart Drive Orange, 92868, CA

Questions & Answers

What conditions does Dr. Sudhir Sunder Rajan treat?

Dr. Sudhir Sunder Rajan provides treatment for Bronchiectasis, Collapsed Lung, Gastroesophageal Reflux Disease (GERD), Pneumonia, Pulmonary Hypertension (PH), Sleep Disorders. For the full list see this list.

Does Dr. Sudhir Sunder Rajan accept insurance?

Unfortunately we don't have any information if Dr. Sudhir Sunder Rajan accepts insurance.

Where can you meet with Dr. Sudhir Sunder Rajan?

Dr. Sudhir Sunder Rajan's office is located at 101 The City Drive South Bldg 53, Rt 81 in Orange, CA 92868.

Has Dr. Sudhir Sunder Rajan affiliation with hospitals?

Dr. Sudhir Sunder Rajan is affiliated with KAISER FOUNDATION HOSPITAL-SANTA CLARA.