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Psychiatry

Halevoor B. Mahalingaiah, MD

Sees patients in Derby, CT · North Warren, PA · Connecticut, Pennsylvania

Summary

Dr. Halevoor B. Mahalingaiah, MD is a psychiatrist at 130 Division St, Derby, CT 06418. Phone: (203) 732-7360. Accepts Medicare assignment. In 2024, Halevoor B. Mahalingaiah had 28 Original Medicare patients and 84 services. NPI 1598830804. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Psychiatrist (Medicare lists Psychiatry)
  • Address: 130 Division St, Derby, CT 06418 · Directions (1 more location)
  • Phone: (203) 732‑7360
  • Medicare: Accepts Medicare assignment
  • Group practice: Pennsylvania Department of Human Services (+1 more)
  • Medical school: graduated 1972 (54 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Halevoor B. Mahalingaiah, 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 Halevoor B. Mahalingaiah accept Medicare assignment?
Yes. Medicare's clinician data says Halevoor B. Mahalingaiah 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 Halevoor B. Mahalingaiah see?
In 2024, CMS data shows 28 Original Medicare patients and 84 services for Halevoor B. Mahalingaiah. This counts Original Medicare only and measures volume, not quality.
What is Halevoor B. Mahalingaiah's NPI number?
1598830804. 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 Halevoor B. Mahalingaiah, 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 patients28
Services billed to Medicare84
Different services or procedures4
Participating Medicare providerYes
Average age of these patients51

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)42 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)34 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 cholesterol64%
  • High blood pressure46%
  • Anxiety46%
  • Diabetes39%
  • Depression39%

Practice locations

Addresses where Halevoor B. Mahalingaiah is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Halevoor B. Mahalingaiah as a member of these groups (CMS data updated October 2, 2026).

  • Pennsylvania Department of Human Services35 clinicians in the group
  • The Griffin Hospital25 clinicians in the group

Specialties

Find other Psychiatry doctors in Connecticut →

Other psychiatrists in Derby

Clinicians with the same Medicare primary specialty in Derby, CT — not a recommendation.

All psychiatrists in Derby →

Other clinicians in Pennsylvania Department of Human Services

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

Clinician information

CredentialMD
Graduation year1972 (54 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598830804
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians