NPPES file of Aug 9, 2026

Peter G. Grain, M.D.

Neurological Surgery Physician · Port Huron, MI

Peter G. Grain, M.D. is a neurological surgery physician with a practice address in Port Huron, Michigan, and NPI 1780664573, issued on Jan 19, 2006. Check the license (Michigan 4301069603, as entered in NPPES) on the Michigan Board of Medicine (LARA); the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780664573
Name
Peter G. Grain
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
4301069603 MI
Self-reported in NPPES; status is on the state search
Practice location
2603 Electric Ave, Port Huron, MI 48060
Phone
(810) 987-1056
Enumerated
Jan 19, 2006
Record last updated
Jan 5, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(810) 987-1060
Medicaid IDs
103409558 MI
104604735 MI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest neurological surgery physician records → All 289 in Michigan → Look up another NPI →

Also registered at 2603 Electric Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Syed Hossain, M.D.Vascular Surgery Physician1578571923
  2. Sadiq Hussain, M.D.Vascular Surgery Physician1730197195
  3. Patrick Kut, M.D.Family Medicine Physician1063496123
  4. Subbana Muthuswami, MDGeriatric Medicine (Internal Medicine) Physician1093875536
  5. Nick Reina, MDPhysical Medicine & Rehabilitation Physician1538175260
  6. Travis Richardson, NPFamily Nurse Practitioner1821711839

Verify Peter G. Grain in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301069603    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Peter G. Grain among 289 neurological surgery physician records in Michigan

Peter G. Grain, M.D. is one of 289 neurological surgery physician records with a practice address in Michigan. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 61% newer
  • In a Medicare fileNo · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2010 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Michigan

There are 289 neurological surgery physician records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 289 in Michigan → Every provider in Port Huron → Neurological Surgery Physician nationwide →

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Jordan Black, MDRoyal Oak, MI 480731083289730
  2. Ahmad Chehab, MDRoyal Oak, MI 480731013534916
  3. Christopher Elia, D.O.Royal Oak, MI 480731386081677
  4. Daniel Fahim, MDRoyal Oak, MI 480731417287517
  5. Holly Gilmer, MDRoyal Oak, MI 480731881638930
  6. Jeffrey Jacob, MDRoyal Oak, MI 480731073715686
  7. Hassan KobeissiRoyal Oak, MI 480731124735774
  8. Ali Luqman, MDRoyal Oak, MI 480731386877736

Common questions

What is Peter G. Grain, M.D.'s NPI number?

Peter G. Grain, M.D.'s National Provider Identifier (NPI) is 1780664573, issued on Jan 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter G. Grain, M.D. located?

The NPPES record lists a practice address at 2603 Electric Ave, Port Huron, MI, 48060. Phone: (810) 987-1056. Providers update this record themselves, so call before visiting.

How can I verify Peter G. Grain, M.D.'s license?

NPPES lists Michigan license number 4301069603, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.