Ryan Robert Johnston, PA-C
- Part D claims, 2024
- 3,749
- Hospital affiliations
- 2
- Industry payments
- $486
- Medical groups
- 2
- State license
- 1
- Practice address
- 2330 S Milford Rd, Highland, MI 48357
- Practice phone
- Call (248) 676-9060
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
North Valley Internal Medicine
Highland, Michigan
Find Ryan Johnston'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.
Ryan Robert Johnston is a physician assistant in Highland, Michigan
Ryan Johnston practices at North Valley Internal Medicine in Highland, Michigan.
Ryan Johnston's NPI, 1881777373, was assigned on October 20, 2006. Ryan Johnston holds Michigan license 5601004679.
- NPI
- 1881777373NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466451802
- NPI enumeration date
- October 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (248) 676-9060
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Ryan Robert Johnston practices at North Valley Internal Medicine in Highland, Michigan
Ryan Johnston's primary practice is North Valley Internal Medicine, at 2330 S Milford Rd, Highland, MI 48357 in Oakland County. The practice phone is (248) 676-9060.
- North Valley Internal Medicine2330 S Milford Rd, Highland, MI 48357 · Oakland CountyPhone(248) 676-9060
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ryan Robert Johnston is affiliated with 5 sites of care and 2 medical groups
Ryan Johnston's primary practice is North Valley Internal Medicine in Highland, Michigan. Ryan Johnston is also affiliated with Trinity Health Oakland Hospital. The medical group on file is North Valley Internal Medicine. Dmand AI also links Ryan Johnston to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ryan Robert Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ryan Johnston practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| North Valley Internal Medicine | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Ryan Robert Johnston is one of 5,857 physician assistants in Michigan
Physician assistant is Ryan Johnston's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Ryan Johnston is licensed in Michigan.
Specialties and state licenses
- Physician assistant, MichiganPrimary
Physician assistants near Ryan Johnston
Counts of physician assistants 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
Ryan Robert Johnston's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Ryan Johnston's median patient age at 61, with 43% women.
Ryan Johnston'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
- Women43%
- Men56%
Source: Dmand AI Patient Panel Data
Ryan Robert Johnston wrote 3,749 Medicare Part D claims in 2024
In 2024, Ryan Johnston wrote 3,749 Medicare Part D claims for 520 patients. 86% of them were for generic drugs.
Ryan Johnston's Part D claims by kind of drug, 2024
- Generic3,242 claims86%
- Brand-name475 claims13%
- Other32 claims1%
Drug classes CMS tracks in Ryan Johnston's Part D claims, 2024
- Opioids4%133 of 3,749 claims
- Antibiotics5%178 of 3,749 claims
- Antipsychotics, patients 65 and over1%20 of 3,749 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Ryan Robert Johnston offers telehealth to Medicare patients
Ryan Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ryan Johnston as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Ryan Robert Johnston received $486 in industry payments in 2025
CMS Open Payments shows 23 general payments to Ryan Johnston from 13 drug and device companies in 2025. Food and beverage make up the largest share, 80% of the total. Astellas Pharma US Inc paid the most, $141.
General payments to Ryan Johnston by kind, 2025 to 2025
- Food and beverage$38780%
- Education$9920%
Companies that paid Ryan Johnston 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 Ryan Robert Johnston'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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 Ryan Robert Johnston
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ryan Robert Johnston's NPI number?
Ryan Robert Johnston's NPI number is 1881777373. It was assigned on October 20, 2006, and it is active in the NPI Registry.
What does Ryan Robert Johnston specialize in?
Ryan Robert Johnston is a physician assistant in Highland, Michigan. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Ryan Robert Johnston practice?
Ryan Johnston practices at 2330 S Milford Rd, Highland, MI 48357. Ryan Johnston's primary practice is North Valley Internal Medicine in Highland, Michigan. Dmand AI also links Ryan Johnston to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Ryan Robert Johnston's office phone number?
The practice phone on file for Ryan Johnston is (248) 676-9060.
What is Ryan Robert Johnston's medical license number?
Ryan Johnston holds Michigan license 5601004679.
Which hospitals is Ryan Robert Johnston affiliated with?
Ryan Johnston is affiliated with Trinity Health Oakland Hospital. Dmand AI links Ryan Johnston to 1 more hospital.
What medical group is Ryan Robert Johnston part of?
Ryan Johnston is linked to North Valley Internal Medicine. Dmand AI links Ryan Johnston to 1 more medical group.
Does Ryan Robert Johnston accept Medicare?
Yes. CMS lists Ryan Johnston as accepting Medicare assignment.
Does Ryan Robert Johnston offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ryan Johnston as offering telehealth services.
Has Ryan Robert Johnston received payments from drug or device companies?
CMS Open Payments shows $486 in general payments to Ryan Johnston from 13 companies from 2025 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Ryan Robert Johnston been practicing?
Ryan Johnston graduated from medical school in 2005, 21 years ago.
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