Caleb Ryan Marsh
- Part D claims, 2024
- 162
- Industry payments
- $105
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 55 Arch St Suite 2a Suite 2a, Akron, OH 44304-1424
- Practice phone
- Call (330) 535-1536
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Summa Health Medical Group
Multi-specialty group site · Akron, Ohio
Find Caleb Marsh'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.
Caleb Ryan Marsh is an internist in Akron, Ohio
Caleb Marsh practices at Summa Health Medical Group in Akron, Ohio.
Caleb Marsh's NPI, 1952004889, was assigned on March 22, 2023. Caleb Marsh holds Ohio license 34.018439.
- NPI
- 1952004889NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254875800
- NPI enumeration date
- March 22, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (330) 535-1536
- 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)
Caleb Ryan Marsh practices at Summa Health Medical Group in Akron, Ohio
Caleb Marsh's primary practice is Summa Health Medical Group, at 55 Arch St Suite 2a Suite 2a, Akron, OH 44304-1424. The practice phone is (330) 535-1536.
- Summa Health Medical Group55 Arch St Suite 2a Suite 2a, Akron, OH 44304-1424Phone(330) 535-1536
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Caleb Ryan Marsh is affiliated with 1 site of care and 1 medical group
Caleb Marsh's primary practice is Summa Health Medical Group in Akron, Ohio. The medical group on file is Summa Health Medical Group.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Caleb Ryan Marsh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Caleb Marsh practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summa Health Medical Group | Available with a free account |
Source: Dmand AI Technology Install Data
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Caleb Ryan Marsh is one of 4,708 internists in Ohio
Internal medicine is Caleb Marsh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Caleb Marsh is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Caleb Marsh
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
Caleb Ryan Marsh's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Caleb Marsh's median patient age at 61, with 47% women.
Caleb Marsh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Caleb Ryan Marsh wrote 162 Medicare Part D claims in 2024
In 2024, Caleb Marsh wrote 162 Medicare Part D claims for 38 patients. 81% of them were for generic drugs. CMS names the drug for 46 of them, across 3 drugs with 11 or more claims each, at $873 in total drug cost.
Caleb Marsh's Part D claims by kind of drug, 2024
- Generic131 claims81%
- Brand-name and other31 claims19%
Caleb Marsh'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.
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 Caleb Ryan Marsh takes part in Medicare
Caleb Marsh 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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Caleb Ryan Marsh received $105 in industry payments in 2025
CMS Open Payments shows 1 general payment to Caleb Marsh from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Inspire Medical Systems, Inc. paid the most, $105.
Companies that paid Caleb Marsh 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 Caleb Ryan Marsh'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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 Caleb Ryan Marsh
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Caleb Ryan Marsh's NPI number?
Caleb Ryan Marsh's NPI number is 1952004889. It was assigned on March 22, 2023, and it is active in the NPI Registry.
What does Caleb Ryan Marsh specialize in?
Caleb Ryan Marsh is an internist in Akron, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Caleb Ryan Marsh practice?
Caleb Marsh practices at 55 Arch St Suite 2a Suite 2a, Akron, OH 44304-1424. Caleb Marsh's primary practice is Summa Health Medical Group in Akron, Ohio.
What is Caleb Ryan Marsh's office phone number?
The practice phone on file for Caleb Marsh is (330) 535-1536.
What is Caleb Ryan Marsh's medical license number?
Caleb Marsh holds Ohio license 34.018439.
What medical group is Caleb Ryan Marsh part of?
Caleb Marsh is linked to Summa Health Medical Group.
Does Caleb Ryan Marsh accept Medicare?
Yes. CMS lists Caleb Marsh as accepting Medicare assignment.
What drugs does Caleb Ryan Marsh prescribe most?
In 2024 Medicare Part D data, Caleb Marsh's most prescribed drugs by claims were Albuterol Sulfate Hfa, Atorvastatin Calcium and Amlodipine Besylate.
Has Caleb Ryan Marsh received payments from drug or device companies?
CMS Open Payments shows $105 in general payments to Caleb Marsh from 1 company from 2025 to 2025. The largest total came from Inspire Medical Systems, Inc.
How long has Caleb Ryan Marsh been practicing?
Caleb Marsh's NPI was assigned in 2023.
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