Dr. Thomas J. Zyniewicz II, DO
- Medicare services, 2019
- 11
- Industry payments
- $34
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1500 E Sherman Blvd, Muskegon, MI 49443
- Practice phone
- Call (231) 739-9341
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Emergency Health Partners Muskegon
Primary care practice · Muskegon, Michigan
Find Dr. Zyniewicz's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Thomas J. Zyniewicz II is an emergency medicine physician in Cleveland, Ohio
Dr. Zyniewicz practices at Emergency Health Partners Muskegon in Muskegon, Michigan.
Dr. Zyniewicz's NPI, 1497792733, was assigned on June 2, 2006. Dr. Zyniewicz holds Michigan license 5101010725.
- NPI
- 1497792733NPI Registry (opens in a new tab)
- NPI enumeration date
- June 2, 2006
- NPI status
- Active
- Practice phone
- (231) 739-9341
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas J. Zyniewicz II practices in Muskegon and Cleveland
Dr. Zyniewicz's primary practice is Emergency Health Partners Muskegon, at 1500 E Sherman Blvd, Muskegon, MI 49443. The practice phone is (231) 739-9341. The NPI Registry lists Dr. Zyniewicz's practice address as 7007 Powers Blvd, Cleveland, OH 44129.
- Emergency Health Partners MuskegonPrimary1500 E Sherman Blvd, Muskegon, MI 49443Phone(231) 739-9341
- NPI Registry address7007 Powers Blvd, Cleveland, OH 44129 · Cuyahoga CountyPhone(231) 739-9341
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Thomas J. Zyniewicz II is affiliated with 1 site of care and 1 medical group
Dr. Zyniewicz's primary practice is Emergency Health Partners Muskegon in Muskegon, Michigan. Dmand AI also links Dr. Zyniewicz to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Thomas J. Zyniewicz II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zyniewicz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Emergency Health Partners Muskegon | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas J. Zyniewicz II is one of 2,401 emergency medicine physicians in Ohio
Emergency medicine is Dr. Zyniewicz's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Zyniewicz is licensed in Michigan.
Specialties and state licenses
- Emergency medicine, MichiganPrimary
Emergency medicine physicians near Dr. Zyniewicz
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Zyniewicz II billed Medicare for 11 services in 2019
CMS data shows 11 Medicare services from Dr. Zyniewicz across 1 procedure code in 2019. Medicare paid $1,528 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zyniewicz's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 632019: 1183%
Dr. Zyniewicz compared with the Ohio median for emergency medicine physicians, 2019
- Dr. Zyniewicz
- Ohio median
- Medicare services
- 11vs 26696% below
Medians across 2,448 emergency medicine physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Zyniewicz's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zyniewicz and other emergency medicine physicians in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
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Dr. Thomas J. Zyniewicz II received $34 in industry payments in 2016
CMS Open Payments shows 2 general payments to Dr. Zyniewicz from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $34.
Companies that paid Dr. Zyniewicz the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas J. Zyniewicz II's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Thomas J. Zyniewicz II
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Thomas J. Zyniewicz II's NPI number?
Dr. Thomas J. Zyniewicz II's NPI number is 1497792733. It was assigned on June 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas J. Zyniewicz II?
Dr. Thomas J. Zyniewicz II is an emergency medicine physician in Cleveland, Ohio. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Thomas J. Zyniewicz II practice?
Dr. Zyniewicz practices at 1500 E Sherman Blvd, Muskegon, MI 49443. Dr. Zyniewicz also practices at 7007 Powers Blvd, Cleveland, OH 44129. Dr. Zyniewicz's primary practice is Emergency Health Partners Muskegon in Muskegon, Michigan. Dmand AI also links Dr. Zyniewicz to 1 medical group.
What is Dr. Thomas J. Zyniewicz II's office phone number?
The practice phone on file for Dr. Zyniewicz is (231) 739-9341.
What is Dr. Thomas J. Zyniewicz II's medical license number?
Dr. Zyniewicz holds Michigan license 5101010725.
Does Dr. Thomas J. Zyniewicz II accept Medicare?
Yes. CMS data shows Dr. Zyniewicz billed Medicare for 11 services in 2019.
What services does Dr. Thomas J. Zyniewicz II bill to Medicare?
In 2019, Dr. Zyniewicz's most billed Medicare services were emergency department visit (99285).
Has Dr. Thomas J. Zyniewicz II received payments from drug or device companies?
CMS Open Payments shows $34 in general payments to Dr. Zyniewicz from 1 company from 2016 to 2016. The largest total came from Allergan Inc.
How long has Dr. Thomas J. Zyniewicz II been practicing?
Dr. Zyniewicz's NPI was assigned in 2006.
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