Dr. Preston McClain Allison, DO
- Hospital affiliations
- 1
- Industry payments
- $19
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Allison'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. Preston McClain Allison is an OB-GYN in Grand Rapids, Michigan
Dr. Allison practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Allison's NPI, 1629677091, was assigned on October 18, 2020. Dr. Allison holds Michigan license 5151017435.
- NPI
- 1629677091NPI Registry (opens in a new tab)
- NPI enumeration date
- October 18, 2020
- NPI status
- Active
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Preston McClain Allison practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Allison's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Preston McClain Allison is affiliated with 1 site of care
Dr. Allison's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Preston McClain Allison's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Allison practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Preston McClain Allison is one of 1,457 OB-GYNs in Michigan
Obstetrics and gynecology is Dr. Allison's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Allison is licensed in Michigan.
Specialties and state licenses
- Obstetrics and gynecology, MichiganPrimary
OB-GYNs near Dr. Allison
Counts of OB-GYNs 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. Preston McClain Allison's patients have a median age of 29
Across all payers, Dmand AI patient panel data puts Dr. Allison's median patient age at 29, with 100% women.
Dr. Allison's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 29
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Preston McClain Allison received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Allison from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Hologic Inc paid the most, $19.
Companies that paid Dr. Allison the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Preston McClain Allison'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. Preston McClain Allison
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. Preston McClain Allison's NPI number?
Dr. Preston McClain Allison's NPI number is 1629677091. It was assigned on October 18, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Preston McClain Allison?
Dr. Preston McClain Allison is an OB-GYN in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Preston McClain Allison practice?
Dr. Allison practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Allison's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
What is Dr. Preston McClain Allison's office phone number?
The practice phone on file for Dr. Allison is (616) 391-1774.
What is Dr. Preston McClain Allison's medical license number?
Dr. Allison holds Michigan license 5151017435.
Which hospitals is Dr. Preston McClain Allison affiliated with?
Dr. Allison practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan.
Has Dr. Preston McClain Allison received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Allison from 1 company from 2025 to 2025. The largest total came from Hologic Inc.
How long has Dr. Preston McClain Allison been practicing?
Dr. Allison's NPI was assigned in 2020.
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