Anti-Bacterial AgentsBacterial ProteinsBacteriological Techniques
Dr. Ryan S. Arnold, MD
NPI1255533154PAC ID7517120553
- Medicare services, 2024
- 1,544
- Medicare patients, 2024
- 271
- Part D claims, 2024
- 223
- Publications
- 1
- MIPS score, 2024
- 81
- Practice address
- 2001 Medical Parkway, Annapolis, MD 21401
- Practice phone
- Call (443) 481-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Ryan S. Arnold is an infectious disease specialist in Annapolis, Maryland
Dr. Arnold practices at Luminis Health Anne Arundel Medical Center in Annapolis, Maryland, part of Luminis Health.
Dr. Arnold's NPI, 1255533154, was assigned on June 3, 2007. Dr. Arnold graduated from Eastern Virginia Medical School in 2007. Dr. Arnold holds Maryland license D73712.
NPI and contact details
- NPI
- 1255533154NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517120553
- NPI enumeration date
- June 3, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (443) 481-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan S. Arnold practices at Luminis Health Anne Arundel Medical Center in Annapolis, Maryland
Dr. Arnold's primary practice is Luminis Health Anne Arundel Medical Center, at 2001 Medical Parkway, Annapolis, MD 21401 in Anne Arundel County. The practice phone is (443) 481-1000.
- Luminis Health Anne Arundel Medical Center2001 Medical Parkway, Annapolis, MD 21401 · Anne Arundel CountyPhone(443) 481-1000
Source: Dmand AI Affiliation Data
Dr. Ryan S. Arnold is affiliated with 2 sites of care and 1 medical group
Dr. Arnold's primary practice is Luminis Health Anne Arundel Medical Center in Annapolis, Maryland, part of Luminis Health. Dr. Arnold is also affiliated with The Johns Hopkins Hospital. The medical group on file is Luminis Health Maternal and Fetal Medicine Annapolis.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ryan S. Arnold's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arnold practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Luminis Health Anne Arundel Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan S. Arnold is one of 303 infectious disease specialists in Maryland
Infectious disease is Dr. Arnold's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Arnold is licensed in Maryland.
Specialties and state licenses
- Infectious disease, MarylandPrimary
Infectious disease specialists near Dr. Arnold
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
303infectious disease specialists in Maryland
4infectious disease specialists in Annapolis
2infectious disease specialists at Luminis Health Anne Arundel Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ryan S. Arnold billed Medicare for 1,544 services in 2024
CMS data shows 1,544 Medicare services from Dr. Arnold across 6 procedure codes in 2024, for 271 Medicare patients. Medicare paid $124,843 for them.
Medicare services, 20241,544
Medicare patients271
Paid by Medicare$124,843
Procedure codes6
Dr. Arnold's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9592024: 1,54421%
Where Dr. Arnold's Medicare services took place, 2024
- In an office1429%
- In a facility1,40291%
Dr. Arnold compared with the Maryland median for infectious disease specialists, 2024
- Dr. Arnold
- Maryland median
- Medicare services
- 1,544vs 2177.1 times
- Medicare patients
- 271vs 1262.2 times
- Part D claims
- 139vs 9842% above
Medians across 250 infectious disease specialists in Maryland with Dmand AI profiles that report each measure.
Dr. Arnold's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Arnold and other infectious disease specialists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan S. Arnold treated 271 Medicare patients in 2024, average age 74
CMS counts 271 Medicare patients who saw Dr. Arnold in 2024. The largest group is 65 to 74, with 105 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 3.04, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Arnold's median patient age at 73, with 41% women.
Medicare patients, 2024271
Average age74
Average risk score3.04
Also on Medicaid15%
Dr. Arnold's Medicare patients by age, 2024
Dr. Arnold's Medicare patients by sex, 2024
- Women11944%
- Men15256%
Chronic conditions among Dr. Arnold's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Chronic kidney disease55%
- Diabetes55%
- Heart failure48%
- Ischemic heart disease48%
- Mood disorders47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Arnold's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan S. Arnold wrote 223 Medicare Part D claims in 2024
In 2024, Dr. Arnold wrote 223 Medicare Part D claims for 46 patients. 94% of them were for generic drugs. CMS names the drug for 139 of them, across 8 drugs with 11 or more claims each, at $9,356 in total drug cost. In 2023, CMS named 81 claims across 4 drugs.
Part D claims, 2024223
Drugs named by CMS8
Total drug cost$9,356
Part D patients46
Dr. Arnold's Part D claims by kind of drug, 2024
- Generic210 claims94%
- Brand-name13 claims6%
Dr. Arnold'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.
Drug classes CMS tracks in Dr. Arnold's Part D claims, 2024
- Antibiotics91%202 of 223 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 812024: 13972%
Drugs named by CMS: 8 in 2024, 4 in 2023.
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
Dr. Ryan S. Arnold scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Arnold for performance year 2024, reported as part of a group. Dr. Arnold accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arnold as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Arnold's MIPS scores, performance year 2024
- 81of 100Final score
- 67.3of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ryan S. Arnold has 1 publication on record
Dmand AI links 1 paper to Dr. Arnold.
Papers1
Recent publications by Dr. Arnold
See who Dr. Arnold researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Arnold works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ryan S. Arnold received $13 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Arnold from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $13.
Companies that paid Dr. Arnold the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ryan S. Arnold graduated from Eastern Virginia Medical School
Dr. Arnold graduated from Eastern Virginia Medical School in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ryan S. Arnold'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 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)Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Ryan S. Arnold
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. Ryan S. Arnold's NPI number?
Dr. Ryan S. Arnold's NPI number is 1255533154. It was assigned on June 3, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan S. Arnold?
Dr. Ryan S. Arnold is an infectious disease specialist in Annapolis, Maryland. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Ryan S. Arnold practice?
Dr. Arnold practices at 2001 Medical Parkway, Annapolis, MD 21401. Dr. Arnold's primary practice is Luminis Health Anne Arundel Medical Center in Annapolis, Maryland, part of Luminis Health.
What is Dr. Ryan S. Arnold's office phone number?
The practice phone on file for Dr. Arnold is (443) 481-1000.
What is Dr. Ryan S. Arnold's medical license number?
Dr. Arnold holds Maryland license D73712.
Which hospitals is Dr. Ryan S. Arnold affiliated with?
Dr. Arnold practices at Luminis Health Anne Arundel Medical Center in Annapolis, Maryland. Dr. Arnold is also affiliated with The Johns Hopkins Hospital.
What medical group is Dr. Ryan S. Arnold part of?
Dr. Arnold is linked to Luminis Health Maternal and Fetal Medicine Annapolis.
Does Dr. Ryan S. Arnold accept Medicare?
Yes. CMS data shows Dr. Arnold billed Medicare for 1,544 services in 2024, and Dr. Arnold accepts Medicare assignment.
Does Dr. Ryan S. Arnold offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Arnold as offering telehealth services.
What is Dr. Ryan S. Arnold's MIPS score?
Dr. Arnold's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Ryan S. Arnold see?
CMS counts 271 Medicare patients who saw Dr. Arnold in 2024, with an average age of 74.
What services does Dr. Ryan S. Arnold bill to Medicare?
In 2024, Dr. Arnold's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99222).
Where did Dr. Ryan S. Arnold go to medical school?
Dr. Arnold graduated from Eastern Virginia Medical School in 2007.
What drugs does Dr. Ryan S. Arnold prescribe most?
In 2024 Medicare Part D data, Dr. Arnold's most prescribed drugs by claims were Cefazolin Sodium, Amoxicillin and Ceftriaxone.
Has Dr. Ryan S. Arnold received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to Dr. Arnold from 1 company from 2016 to 2016. The largest total came from Boston Scientific Corporation.
How long has Dr. Ryan S. Arnold been practicing?
Dr. Arnold graduated from medical school in 2007, 19 years ago.
Does Dr. Ryan S. Arnold do research?
Dmand AI links 1 publication to Dr. Arnold.
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