Dr. Jason Peter Thomas, MD
- Part D claims, 2024
- 28
- Publications
- 1
- Hospital affiliations
- 2
- Industry payments
- $2,429
- Medical groups
- 2
- 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
Find Dr. Thomas' 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. Jason Peter Thomas is a pediatric nephrology physician in Grand Rapids, Michigan
Dr. Thomas practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Thomas' NPI, 1093154775, was assigned on June 17, 2013. Dr. Thomas graduated from College of Human Medicine - Grand Rapids in 2013. Dr. Thomas holds Michigan license 4301102950.
- NPI
- 1093154775NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830329721
- NPI enumeration date
- June 17, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jason Peter Thomas practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Thomas' 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. Jason Peter Thomas is affiliated with 3 sites of care and 2 medical groups
Dr. Thomas' primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Thomas is also affiliated with Henry Ford Rochester Hospital. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Dr. Thomas to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jason Peter Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomas practices, 3 sites in all. 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 |
| +2 more sites and 1 medical group | 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. Jason Peter Thomas is one of 39 pediatric nephrology physicians in Michigan
Pediatric nephrology is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 2080P0210X. Dr. Thomas is board certified in pediatric nephrology by the American Board of Pediatrics. Dmand AI has Dr. Thomas' licenses on file in 2 states: Michigan and Ohio.
Specialties and state licenses
- Pediatric nephrology, MichiganPrimary
- Ohio license
Pediatric nephrology physicians near Dr. Thomas
Counts of pediatric nephrology 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. Jason Peter Thomas' patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Dr. Thomas' median patient age at 12, with 39% women.
Dr. Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women39%
- Men61%
Source: Dmand AI Patient Panel Data
Dr. Jason Peter Thomas wrote 28 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 28 Medicare Part D claims. 75% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $54 in total drug cost.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic21 claims75%
- Brand-name and other7 claims25%
Dr. Thomas' most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. Jason Peter Thomas takes part in Medicare
Dr. Thomas 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. Jason Peter Thomas has 1 publication on record
Dmand AI links 1 paper to Dr. Thomas in 2020. Dr. Thomas' most frequent co-authors are Mahmoud Kallash, MD and Emily Jacqueline Stonebrook, MD.
Dr. Thomas' most frequent co-authors
Recent publications by Dr. Thomas
See who Dr. Thomas researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Thomas works with, so you can find a warm path to the right pediatric nephrology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jason Peter Thomas received $2,429 in industry payments from 2020 to 2025
CMS Open Payments shows 12 general payments to Dr. Thomas from 3 drug and device companies from 2020 to 2025. Travel and lodging make up the largest share, 65% of the total. Fresenius USA Marketing, Inc. paid the most, $2,301.
General payments to Dr. Thomas by program year, 2020 to 2025
General payments to Dr. Thomas by kind, 2020 to 2025
- Travel and lodging$1,57865%
- Food and beverage$85135%
Companies that paid Dr. Thomas the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jason Peter Thomas graduated from College of Human Medicine - Grand Rapids
Dr. Thomas graduated from College of Human Medicine - Grand Rapids in 2013.
- Medical school
- Board certified in pediatric nephrology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Jason Peter Thomas accepts plans from 15 insurance carriers
Dr. Thomas is in network with 15 carriers, including Aetna, Elevance and Health Alliance Plan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Health Alliance Plan
- Priority Health
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Molina
- Blue Cross Blue Shield of Massachusetts
- +7 more carriersWith a free account
Plan types Dr. Thomas accepts, by number of carriers
- Medicare11
- HMO9
- PPO9
- POS7
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Jason Peter Thomas'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 |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Jason Peter Thomas
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. Jason Peter Thomas' NPI number?
Dr. Jason Peter Thomas' NPI number is 1093154775. It was assigned on June 17, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Jason Peter Thomas?
Dr. Jason Peter Thomas is a pediatric nephrology physician in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Pediatric Nephrology Physician (taxonomy code 2080P0210X).
Where does Dr. Jason Peter Thomas practice?
Dr. Thomas practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Thomas' primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Thomas to 1 group practice or clinic and 1 medical group.
What is Dr. Jason Peter Thomas' office phone number?
The practice phone on file for Dr. Thomas is (616) 391-1774.
What is Dr. Jason Peter Thomas' medical license number?
Dr. Thomas holds Michigan license 4301102950, one of the licenses on file in 2 states.
Which states has Dr. Jason Peter Thomas been licensed in?
Dmand AI has state licenses on file for Dr. Thomas in Michigan (2016 to 2026) and Ohio (2017 to 2021).
Which hospitals is Dr. Jason Peter Thomas affiliated with?
Dr. Thomas practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Thomas is also affiliated with Henry Ford Rochester Hospital.
What medical group is Dr. Jason Peter Thomas part of?
Dr. Thomas is linked to Corewell Health Medical Group West. Dmand AI links Dr. Thomas to 1 more medical group.
Does Dr. Jason Peter Thomas accept Medicare?
Yes. CMS lists Dr. Thomas as accepting Medicare assignment.
Is Dr. Jason Peter Thomas board certified?
Yes. Dr. Thomas is board certified in pediatric nephrology by the American Board of Pediatrics.
Show 7 more questionsShow fewer questions
Where did Dr. Jason Peter Thomas go to medical school?
Dr. Thomas graduated from College of Human Medicine - Grand Rapids in 2013.
What drugs does Dr. Jason Peter Thomas prescribe most?
In 2020 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Sulfamethoxazole-Trimethoprim.
Has Dr. Jason Peter Thomas received payments from drug or device companies?
CMS Open Payments shows $2,429 in general payments to Dr. Thomas from 3 companies from 2020 to 2025. The largest total came from Fresenius USA Marketing, Inc.
How long has Dr. Jason Peter Thomas been practicing?
Dr. Thomas graduated from medical school in 2013, 13 years ago.
Does Dr. Jason Peter Thomas do research?
Dmand AI links 1 publication to Dr. Thomas.
Who does Dr. Jason Peter Thomas publish with?
Dr. Thomas' most frequent co-authors are Mahmoud Kallash, MD (1 shared paper) and Emily Jacqueline Stonebrook, MD (1 shared paper).
What insurance does Dr. Jason Peter Thomas accept?
Dr. Thomas is in network with 15 carriers, including Aetna, Elevance and Health Alliance Plan. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
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