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Neurosurgery

Phillip Immesoete Ii, MD

Works at hospitals in Lima, OH · Ohio

Summary

Dr. Phillip Immesoete Ii, MD is a neurosurgeon at 335 Glessner Ave, Mansfield, OH 44903. Phone: (419) 526-8581. Accepts Medicare assignment. In 2024, Phillip Immesoete Ii had 16 Original Medicare patients and 36 services. NPI 1609089317. 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: Neurosurgeon (Medicare lists Neurosurgery)
  • Address: 335 Glessner Ave, Mansfield, OH 44903 · Directions (1 more location)
  • Phone: (419) 526‑8581
  • Medicare: Accepts Medicare assignment
  • Hospital: Mercy Health St Ritas Medical Center
  • Group practice: OhioHealth Corporation (+1 more)
  • Medical school: graduated 2001 (25 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Phillip Immesoete Ii, 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 Phillip Immesoete Ii accept Medicare assignment?
Yes. Medicare's clinician data says Phillip Immesoete Ii 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 Phillip Immesoete Ii see?
In 2024, CMS data shows 16 Original Medicare patients and 36 services for Phillip Immesoete Ii. This counts Original Medicare only and measures volume, not quality.
What is Phillip Immesoete Ii's NPI number?
1609089317. 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 Phillip Immesoete Ii, 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 patients16
Services billed to Medicare36
Different services or procedures14
Participating Medicare providerYes
Average age of these patients76

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%
  • Arthritis75%

Hospitals where Phillip Immesoete Ii works

Medicare's Facility Affiliation Data lists Phillip Immesoete Ii 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 Phillip Immesoete Ii is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Phillip Immesoete Ii as a member of these groups (CMS data updated October 2, 2026).

  • OhioHealth Corporation2,314 clinicians in the group
  • Mercy Health Physicians Lima Specialty Care LLC253 clinicians in the group

Specialties

Find other Neurosurgery doctors in Ohio →

Other neurosurgeons in Ohio

Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.

All neurosurgeons in Ohio →

Other clinicians in OhioHealth Corporation

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

Clinician information

CredentialMD
Graduation year2001 (25 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1609089317
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