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Internal Medicine

Ramprasad C. Dandillaya, MD

Works at hospitals in Los Angeles, CA · Torrance, CA · California

Summary

Dr. Ramprasad C. Dandillaya, MD is an internal medicine doctor at 150 N Robertson Blvd, Suite 150, Beverly Hills, CA 90211. Phone: (310) 854-4995. Accepts Medicare assignment. In 2024, Ramprasad C. Dandillaya had 954 Original Medicare patients and 25,825 services. NPI 1316900236. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 150 N Robertson Blvd, Suite 150, Beverly Hills, CA 90211 · Directions (2 more locations)
  • Phone: (310) 854‑4995
  • Medicare: Accepts Medicare assignment
  • Hospitals: Cedars-Sinai Medical Center, Torrance Memorial Medical Center
  • Group practice: Pacific Oaks Medical Group and Subsidiary (+1 more)
  • Medical school: George Washington University School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Ramprasad C. Dandillaya, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ramprasad C. Dandillaya accept Medicare assignment?
Yes. Medicare's clinician data says Ramprasad C. Dandillaya accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Ramprasad C. Dandillaya see?
In 2024, CMS data shows 954 Original Medicare patients and 25,825 services for Ramprasad C. Dandillaya. This counts Original Medicare only and measures volume, not quality.
What is Ramprasad C. Dandillaya's NPI number?
1316900236. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Ramprasad C. Dandillaya, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients954
Services billed to Medicare25,825
Different services or procedures146
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Professional service for preparation and provision of 1 or more antigens (95165)12,420 services
  2. Test for allergy using allergenic extract (95004)4,248 services
  3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)1,132 services
  4. Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)1,042 services
  5. Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)805 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease51%
  • Arthritis46%
  • Diabetes26%
  • Anxiety21%

Hospitals where Ramprasad C. Dandillaya works

Medicare's Facility Affiliation Data lists Ramprasad C. Dandillaya at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Ramprasad C. Dandillaya is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ramprasad C. Dandillaya as a member of these groups (CMS data updated October 2, 2026).

  • Pacific Oaks Medical Group and Subsidiary8 clinicians in the group
  • Ram Dandillaya MD Inc2 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Beverly Hills

Clinicians with the same Medicare primary specialty in Beverly Hills, CA — not a recommendation.

All internal medicine doctors in Beverly Hills →

Other clinicians in Pacific Oaks Medical Group and Subsidiary

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolGeorge Washington University School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1316900236
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians