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DR. JONATHON A GRUNEICH MD
NPI 1700993607
Anesthesiology in Oneida, NY

Active since August 24, 2006PECOS EnrolledAccepts Medicare Assignment
321 GENESEE ST, ONEIDA, NY 13421(315) 363-6000 Get Directions Write a Review

NPPES record last updated: December 30, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 30, 2025, Mar 30, 2017 (2 updates tracked since 2017).

About Dr. Jonathon A Gruneich Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JONATHON A GRUNEICH MD (NPI 1700993607) is an individual anesthesiology provider in Oneida, New York, licensed in Ohio (35087080) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Wynn Hospital, and maintains a secondary practice location in Bellevue.

NPPES Registry Identity

NPI1700993607
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. JONATHON A GRUNEICHCredential: MD
Location Address321 GENESEE STOneida, NY 13421-2611
Mailing Address587 Yavapai Hills DrPrescott, AZ 86301-5785 · (928) 778-9770
Phone(315) 363-6000
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateAugust 24, 2006
Last NPPES UpdateDecember 30, 20252 updates tracked since enumeration
NPPES CertifiedDecember 30, 2025
✔ NPI 1700993607 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in OH · 35087080✔ Licensed in NY · 235488
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
321 GENESEE ST, Oneida, NY 13421
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Secondary Practice Location 1

Location 11400 W Main StreetBellevue, OH 44811-9429 · Phone (419) 483-4040

Other Identifiers 3

Medicaid2644517OH
OtherP00299821OH · Railroad Medicare
Other000000387564OH · Anthem

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna HealthCare of Arizona, Inc.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jonathon A Gruneich Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6507876174
PECOS Enrollment IDI20201209002042
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

6

Medicare enrollment records show Jonathon Gruneich reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Westmoreland ASC, LLC
13 mi
Anesthesiology
5325 STATE ROUTE 233
Westmoreland, NY 13490
  • Reassigned Medicare billing, New York enrollment
  • 23 clinicians in this Medicare group
NPI 1699254169 (315) 801-5060
Griffiss Ec, LLC
15 mi
Anesthesiology
105 DART CIR
Rome, NY 13441
  • Reassigned Medicare billing, New York enrollment
  • 21 clinicians in this Medicare group
NPI 1487259545 (315) 533-5747
Digestive Disease Medicine Of Central New York, LLP
19 mi
Medical Specialty
116 BUSINESS PARK DRIVE, 1ST FLOOR
Utica, NY 13502
  • Reassigned Medicare billing, New York enrollment
  • 20 clinicians in this Medicare group
NPI 1083785372 (315) 624-7000
Rj Anesthesia PLLC
19 mi
Anesthesiology
116 BUSINESS PARK DR STE 1
Utica, NY 13502
  • Reassigned Medicare billing, New York enrollment
  • 8 clinicians in this Medicare group
NPI 1962362657 (315) 624-7070
Mvhs Inc
21 mi
Family Medicine
111 HOSPITAL DR
Utica, NY 13502
  • Reassigned Medicare billing, New York enrollment
  • 657 clinicians in this Medicare group
NPI 1770690737 (315) 917-9966
North American Partners In Anesthesia LLP
196 mi
Anesthesiology
1305 WALT WHITMAN RD STE 300
Melville, NY 11747
  • Reassigned Medicare billing, New York enrollment
  • 508 clinicians in this Medicare group
NPI 1649264706 (516) 945-3000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
243 services232 patients
Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
226 services225 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
48 services48 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Wynn Hospital

Acute Care Hospitals · Utica, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330044
Location111 Hospital DriveUtica, NY 13502 · Oneida County
Emergency services Birthing friendly

Oneida Health Hospital

Acute Care Hospitals · Oneida, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330115
Location321 Genesee StreetOneida, NY 13421 · Madison County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MITA DUTTA KOHANSKI RD
Dietitian, Registered
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 361-2028
GREGORY J WRIGHT PA
Physician Assistant
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 363-6000
BRAELYN RIESEL LMSW
Social Worker
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 363-6000
DR. DAVID MICHAEL JONES PHARM.D., BCPS
Pharmacist
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 363-2080
KATHRYN ANGIOLILLO CUMMINGS PT
Physical Therapist
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 363-8711
JONG-HWA HSIEH MD
Anesthesiology
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 463-5107
RYAN NELLO DOCKERY M.D.
Radiology (Diagnostic Radiology)
321 GENESEE ST, ONEIDA HEALTHCARE CENTER
ONEIDA, NY 13421
Madison County (315) 265-4924
COREY CORBIN NP
Nurse Practitioner (Family)
321 GENESEE ST
ONEIDA, NY 13421
Madison County (315) 363-6000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jonathon Gruneich's NPI number?

The NPI number for Jonathon Gruneich is 1700993607. It was assigned to this individual provider in the NPPES registry on August 24, 2006.

Where is Jonathon Gruneich located?

Jonathon Gruneich practices at 321 Genesee St, Oneida, NY 13421. The listed phone number is (315) 363-6000.

What is Jonathon Gruneich's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Jonathon Gruneich enrolled in Medicare?

Yes. Jonathon Gruneich is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Jonathon Gruneich's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jonathon Gruneich reassigns Medicare benefits to 6 organizations: Westmoreland ASC, LLC (Westmoreland, NY), Griffiss Ec, LLC (Rome, NY), Digestive Disease Medicine Of Central New York, LLP (Utica, NY), Rj Anesthesia PLLC (Utica, NY), Mvhs Inc (Utica, NY) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jonathon Gruneich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jonathon Gruneich accept?

Health plans from Cigna HealthCare of Arizona, Inc list Jonathon Gruneich as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Jonathon Gruneich affiliated with any hospitals?

According to CMS data, Jonathon Gruneich is affiliated with Wynn Hospital and Oneida Health Hospital.

When was this NPI record last updated?

The NPPES record for Jonathon Gruneich was last updated on December 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.