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Internal Medicine

Earnest G. Manjooran, MD

Works at hospitals in Auburn, CA · Sacramento, CA · Roseville, CA · California

Summary

Dr. Earnest G. Manjooran, MD is an internal medicine doctor at 588 N Sunrise Ave, Roseville, CA 95661. Phone: (916) 781-9885. Accepts Medicare assignment. In 2024, Earnest G. Manjooran had 419 Original Medicare patients and 3,989 services. NPI 1750471546. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Earnest G. Manjooran, 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 Earnest G. Manjooran accept Medicare assignment?
Yes. Medicare's clinician data says Earnest G. Manjooran 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 Earnest G. Manjooran see?
In 2024, CMS data shows 419 Original Medicare patients and 3,989 services for Earnest G. Manjooran. This counts Original Medicare only and measures volume, not quality.
What is Earnest G. Manjooran's NPI number?
1750471546. 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 Earnest G. Manjooran, 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 patients419
Services billed to Medicare3,989
Different services or procedures33
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)891 services
  2. Telephone medical discussion with physician, 21-30 minutes (99443)631 services
  3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)561 services
  4. Advance care planning, first 30 minutes (99497)281 services
  5. Therapy procedure for a range of mental processes, initial 15 minutes (97129)279 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%
  • Arthritis65%
  • Ischemic heart disease32%
  • Chronic kidney disease32%
  • Osteoporosis30%

Hospitals where Earnest G. Manjooran works

Medicare's Facility Affiliation Data lists Earnest G. Manjooran 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 Earnest G. Manjooran is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Roseville

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

All internal medicine doctors in Roseville →

Clinician information

CredentialMD
Graduation year1991 (35 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1750471546
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