Dr. William Zachary Punch, DO
- Medicare services, 2024
- 434
- Medicare patients, 2024
- 188
- Part D claims, 2024
- 175
- Hospital affiliations
- 1
- Industry payments
- $142
- Practice address
- 5900 Byron Center SW Ave, Wyoming, MI 49519
- Practice phone
- Call (616) 252-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UM Health-West Hospital
Wyoming, Michigan
Find Dr. Punch'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. William Zachary Punch is an internist in Wyoming, Michigan
Dr. Punch practices at UM Health-West Hospital in Wyoming, Michigan.
Dr. Punch's NPI, 1518452259, was assigned on June 26, 2018. Dr. Punch graduated from Michigan State University College of Osteopathic Medicine in 2018. Dr. Punch holds Michigan license 5101023803.
- NPI
- 1518452259NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335495191
- NPI enumeration date
- June 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 252-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Zachary Punch practices at UM Health-West Hospital in Wyoming, Michigan
Dr. Punch's primary practice is UM Health-West Hospital, at 5900 Byron Center SW Ave, Wyoming, MI 49519 in Kent County. The practice phone is (616) 252-7200.
- UM Health-West Hospital5900 Byron Center SW Ave, Wyoming, MI 49519 · Kent CountyPhone(616) 252-7200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William Zachary Punch is affiliated with 3 sites of care and 1 medical group
Dr. Punch's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dr. Punch is also affiliated with University of Michigan Health-West Hospital. The medical group on file is University of Michigan Health-West Hospital (formerly Metro Health Hospital). Dmand AI also links Dr. Punch to 1 more hospice, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Zachary Punch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Punch practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UM Health-West Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Zachary Punch is one of 4,804 internists in Michigan
Internal medicine is Dr. Punch's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Punch is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Punch
Counts of internists 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. William Zachary Punch billed Medicare for 434 services in 2024
CMS data shows 434 Medicare services from Dr. Punch across 5 procedure codes in 2024, for 188 Medicare patients. Medicare paid $32,592 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Punch's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3342024: 43430%
Dr. Punch compared with the Michigan median for internists, 2024
- Dr. Punch
- Michigan median
- Medicare services
- 434vs 423Close to median
- Medicare patients
- 188vs 15918% above
- Part D claims
- 16vs 31495% below
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Punch's most billed Medicare procedure codes, 2024
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. Punch and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Zachary Punch treated 188 Medicare patients in 2024, average age 73
CMS counts 188 Medicare patients who saw Dr. Punch in 2024. The largest group is 75 to 84, with 56 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.41, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Punch's median patient age at 69, with 48% women.
Dr. Punch's Medicare patients by age, 2024
Dr. Punch's Medicare patients by sex, 2024
- Women9048%
- Men9852%
Chronic conditions among Dr. Punch's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Mood disorders54%
- Depression49%
- Diabetes46%
- Chronic kidney disease45%
- Ischemic heart disease44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Punch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Zachary Punch wrote 175 Medicare Part D claims in 2024
In 2024, Dr. Punch wrote 175 Medicare Part D claims for 79 patients. 82% of them were for generic drugs. CMS names the drug for 16 of them, across 1 drug with 11 or more claims each, at $35 in total drug cost. In 2023, CMS named 29 claims across 2 drugs.
Dr. Punch's Part D claims by kind of drug, 2024
- Generic144 claims82%
- Brand-name and other31 claims18%
Dr. Punch's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Punch's Part D claims, 2024
- Opioids7%13 of 175 claims
- Antibiotics26%46 of 175 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 292024: 1645%
Drugs named by CMS: 1 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. William Zachary Punch takes part in Medicare
Dr. Punch accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William Zachary Punch received $142 in industry payments from 2019 to 2023
CMS Open Payments shows 2 general payments to Dr. Punch from 2 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $125.
General payments to Dr. Punch by program year, 2019 to 2023
Companies that paid Dr. Punch the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Zachary Punch graduated from Michigan State University College of Osteopathic Medicine
Dr. Punch graduated from Michigan State University College of Osteopathic Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Zachary Punch'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. William Zachary Punch
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. William Zachary Punch's NPI number?
Dr. William Zachary Punch's NPI number is 1518452259. It was assigned on June 26, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. William Zachary Punch?
Dr. William Zachary Punch is an internist in Wyoming, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. William Zachary Punch practice?
Dr. Punch practices at 5900 Byron Center SW Ave, Wyoming, MI 49519. Dr. Punch's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dmand AI also links Dr. Punch to 1 hospice.
What is Dr. William Zachary Punch's office phone number?
The practice phone on file for Dr. Punch is (616) 252-7200.
What is Dr. William Zachary Punch's medical license number?
Dr. Punch holds Michigan license 5101023803.
Which hospitals is Dr. William Zachary Punch affiliated with?
Dr. Punch is affiliated with University of Michigan Health-West Hospital.
What medical group is Dr. William Zachary Punch part of?
Dr. Punch is linked to University of Michigan Health-West Hospital (formerly Metro Health Hospital).
Does Dr. William Zachary Punch accept Medicare?
Yes. CMS data shows Dr. Punch billed Medicare for 434 services in 2024, and Dr. Punch accepts Medicare assignment.
How many Medicare patients does Dr. William Zachary Punch see?
CMS counts 188 Medicare patients who saw Dr. Punch in 2024, with an average age of 73.
What services does Dr. William Zachary Punch bill to Medicare?
In 2024, Dr. Punch's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Dr. William Zachary Punch go to medical school?
Dr. Punch graduated from Michigan State University College of Osteopathic Medicine in 2018.
What drugs does Dr. William Zachary Punch prescribe most?
In 2024 Medicare Part D data, Dr. Punch's most prescribed drugs by claims were Prednisone.
Has Dr. William Zachary Punch received payments from drug or device companies?
CMS Open Payments shows $142 in general payments to Dr. Punch from 2 companies from 2019 to 2023. The largest total came from Allergan Inc.
How long has Dr. William Zachary Punch been practicing?
Dr. Punch graduated from medical school in 2018, 8 years ago.
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