Donna E. Ryan
- Medicare patients, 2024
- 159
- Part D claims, 2024
- 2,083
- Hospital affiliations
- 1
- Industry payments
- $304
- Medical group
- 1
- Practice address
- 254 Mountain Ave, Hackettstown, NJ 07840
- Practice phone
- Call (908) 852-6400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Jeffrey Merkle, MD- Primary Care Partners Affiliate
Hackettstown, New Jersey
Find Donna Ryan'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.
Donna E. Ryan is a physician assistant in Hackettstown, New Jersey
Donna Ryan practices at Jeffrey Merkle, MD- Primary Care Partners Affiliate in Hackettstown, New Jersey.
Donna Ryan's NPI, 1396922993, was assigned on January 25, 2008.
- NPI
- 1396922993NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951470798
- NPI enumeration date
- January 25, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (908) 852-6400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Donna E. Ryan practices at Jeffrey Merkle, MD- Primary Care Partners Affiliate in Hackettstown, New Jersey
Donna Ryan's primary practice is Jeffrey Merkle, MD- Primary Care Partners Affiliate, at 254 Mountain Ave, Hackettstown, NJ 07840 in Warren County. The practice phone is (908) 852-6400.
- Jeffrey Merkle, MD- Primary Care Partners Affiliate254 Mountain Ave, Hackettstown, NJ 07840 · Warren CountyPhone(908) 852-6400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Donna E. Ryan is affiliated with 4 sites of care and 1 medical group
Donna Ryan's primary practice is Jeffrey Merkle, MD- Primary Care Partners Affiliate in Hackettstown, New Jersey. Donna Ryan is also affiliated with Hackettstown Medical Center. The medical group on file is Primary Care Partners. Dmand AI also links Donna Ryan to 1 more group practice or clinic and 1 home health agency, each 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 Donna E. Ryan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Donna Ryan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jeffrey Merkle, MD- Primary Care Partners Affiliate | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Donna E. Ryan is one of 672 physician assistants in New Jersey
Medical is Donna Ryan's primary specialty in the NPI Registry, under taxonomy code 363AM0700X.
Specialties and state licenses
- Medical physician assistantPrimary
Physician assistants near Donna Ryan
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
Donna E. Ryan treated 159 Medicare patients in 2024, average age 73
CMS counts 159 Medicare patients who saw Donna Ryan in 2024. The largest group is 65 to 74, with 82 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Donna Ryan's median patient age at 59, with 59% women.
Donna Ryan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Donna Ryan's Medicare patients by sex, 2024
- Women10164%
- Men5836%
Chronic conditions among Donna Ryan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Anxiety36%
- Arthritis34%
- Diabetes28%
- Ischemic heart disease28%
- Cancer21%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Donna Ryan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women59%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Donna E. Ryan wrote 2,083 Medicare Part D claims in 2024
In 2024, Donna Ryan wrote 2,083 Medicare Part D claims for 232 patients. 87% of them were for generic drugs.
Donna Ryan's Part D claims by kind of drug, 2024
- Generic1,806 claims87%
- Brand-name259 claims12%
- Other18 claims1%
Drug classes CMS tracks in Donna Ryan's Part D claims, 2024
- Opioids2%43 of 2,083 claims
- Antibiotics5%99 of 2,083 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
How Donna E. Ryan takes part in Medicare
Donna Ryan 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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Donna E. Ryan received $304 in industry payments in 2025
CMS Open Payments shows 17 general payments to Donna Ryan from 7 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $114.
Companies that paid Donna Ryan 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 Donna E. Ryan'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 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 (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 Donna E. Ryan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Donna E. Ryan's NPI number?
Donna E. Ryan's NPI number is 1396922993. It was assigned on January 25, 2008, and it is active in the NPI Registry.
What does Donna E. Ryan specialize in?
Donna E. Ryan is a physician assistant in Hackettstown, New Jersey. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Donna E. Ryan practice?
Donna Ryan practices at 254 Mountain Ave, Hackettstown, NJ 07840. Donna Ryan's primary practice is Jeffrey Merkle, MD- Primary Care Partners Affiliate in Hackettstown, New Jersey. Dmand AI also links Donna Ryan to 1 group practice or clinic and 1 home health agency.
What is Donna E. Ryan's office phone number?
The practice phone on file for Donna Ryan is (908) 852-6400.
Which hospitals is Donna E. Ryan affiliated with?
Donna Ryan is affiliated with Hackettstown Medical Center.
What medical group is Donna E. Ryan part of?
Donna Ryan is linked to Primary Care Partners.
Does Donna E. Ryan accept Medicare?
Yes. CMS lists Donna Ryan as accepting Medicare assignment.
How many Medicare patients does Donna E. Ryan see?
CMS counts 159 Medicare patients who saw Donna Ryan in 2024, with an average age of 73.
Has Donna E. Ryan received payments from drug or device companies?
CMS Open Payments shows $304 in general payments to Donna Ryan from 7 companies from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Donna E. Ryan been practicing?
Donna Ryan graduated from medical school in 2007, 19 years ago.
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