Clinical Trial of Solanezumab for Older Individuals Who May be at Risk for Memory Loss (opens in a new tab)
CompletedPhase 3
$810 in research paymentsCognition DisordersNeurocognitive DisordersSolanezumab
Dr. Steven E. Arnold, MD
NPI1437186327PAC ID9032307822
- Medicare services, 2024
- 233
- Medicare patients, 2024
- 118
- Part D claims, 2024
- 338
- Clinical trials
- 1
- Hospital affiliations
- 5
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Arnold'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.
Dr. Steven E. Arnold is a psychiatrist in Boston, Massachusetts
Dr. Arnold practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Arnold's NPI, 1437186327, was assigned on June 27, 2006. Dr. Arnold graduated from Boston University School of Medicine in 1983. Dr. Arnold holds Pennsylvania license MD041666L.
NPI and contact details
- NPI
- 1437186327NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032307822
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven E. Arnold practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Arnold's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. Steven E. Arnold is affiliated with 6 sites of care and 3 medical groups
Dr. Arnold's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Arnold is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Arnold to 3 more hospitals, 2 medical groups and 1 community health center, each named with a free account.
Brigham and Women's HospitalMassachusetts General Physicians Organization (MGPO)3 hospitalsNames with a free account2 medical groupsNames with a free account1 community health centerName with a free account
See all 9 affiliations for Dr. ArnoldSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Steven E. Arnold's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arnold practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven E. Arnold is one of 1,857 psychiatrists in Massachusetts
Psychiatry is Dr. Arnold's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Arnold is licensed in Pennsylvania.
Specialties and state licenses
- Psychiatry, PennsylvaniaPrimary
Psychiatrists near Dr. Arnold
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
1,857psychiatrists in Massachusetts497psychiatrists in Boston136psychiatrists at Massachusetts General Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Steven E. Arnold billed Medicare for 233 services in 2024
CMS data shows 233 Medicare services from Dr. Arnold across 5 procedure codes in 2024, for 118 Medicare patients. Medicare paid $32,438 for them. Every service was in an office.
Medicare services, 2024233
Medicare patients118
Paid by Medicare$32,438
Procedure codes5
Dr. Arnold's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1272024: 21872%
- Surgery
- 2023: 222024: 1532%
Dr. Arnold compared with the Massachusetts median for psychiatrists, 2024
- Dr. Arnold
- Massachusetts median
- Medicare services
- 233vs 17235% above
- Medicare patients
- 118vs 422.8 times
- Part D claims
- 220vs 922.4 times
Medians across 2,056 psychiatrists in Massachusetts 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven E. Arnold treated 118 Medicare patients in 2024, average age 77
CMS counts 118 Medicare patients who saw Dr. Arnold in 2024. The largest group is 75 to 84, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Arnold's median patient age at 77, with 56% women.
Medicare patients, 2024118
Average age77
Average risk score1.36
Also on Medicaid12%
Dr. Arnold's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Arnold's Medicare patients by sex, 2024
- Women4942%
- Men6958%
Chronic conditions among Dr. Arnold's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Alzheimer's and dementia53%
- Mood disorders43%
- Anxiety36%
- Depression36%
- Ischemic heart disease29%
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 77
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven E. Arnold wrote 338 Medicare Part D claims in 2024
In 2024, Dr. Arnold wrote 338 Medicare Part D claims for 63 patients. 92% of them were for generic drugs. CMS names the drug for 220 of them, across 7 drugs with 11 or more claims each, at $16,514 in total drug cost. In 2023, CMS named 177 claims across 7 drugs.
Part D claims, 2024338
Drugs named by CMS7
Total drug cost$16,514
Part D patients63
Dr. Arnold's Part D claims by kind of drug, 2024
- Generic311 claims92%
- Brand-name27 claims8%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1772024: 22024%
Drugs named by CMS: 7 in 2024, 7 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. Steven E. Arnold offers telehealth to Medicare patients
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
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Steven E. Arnold has worked on 1 clinical trial
Dmand AI links Dr. Arnold to 1 clinical trial. Conditions studied include Cognition Disorders and Neurocognitive Disorders. Open Payments lists research payments to Dr. Arnold that name 1 trial.
Conditions in Dr. Arnold's trials
- Cognition Disorders
- Neurocognitive Disorders
Investigators on the most trials with Dr. Arnold
- Neelum T. Aggarwal, MD1 shared trial
- Randall John Bateman, MD1 shared trial
- Vernice E. Bates, MD1 shared trial
Recent clinical trials with Dr. Arnold
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Steven E. Arnold received $39,668 in industry payments from 2017 to 2024
CMS Open Payments shows 38 general payments to Dr. Arnold from 9 drug and device companies from 2017 to 2024. Consulting fees make up the largest share, 95% of the total. Sage Therapeutics, Inc. paid the most, $17,420. It also lists 3 research payments totaling $920 from 2018 to 2022, naming 1 clinical trial.
General payments to Dr. Arnold by program year, 2017 to 2024
General payments to Dr. Arnold by kind, 2017 to 2024
$39.7Kin total
- Consulting fees$37,84495%
- Food and beverage$9592%
- Travel and lodging$8652%
Companies that paid Dr. Arnold the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steven E. Arnold graduated from Boston University School of Medicine
Dr. Arnold graduated from Boston University School of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven E. 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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (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. Steven E. 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. Steven E. Arnold's NPI number?
Dr. Steven E. Arnold's NPI number is 1437186327. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven E. Arnold?
Dr. Steven E. Arnold is a psychiatrist in Boston, Massachusetts. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Steven E. Arnold practice?
Dr. Arnold practices at 55 Fruit Street, Boston, MA 02114. Dr. Arnold's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Arnold to 3 hospitals, 2 medical groups and 1 community health center.
What is Dr. Steven E. Arnold's office phone number?
The practice phone on file for Dr. Arnold is (617) 726-2000.
What is Dr. Steven E. Arnold's medical license number?
Dr. Arnold holds Pennsylvania license MD041666L.
Which hospitals is Dr. Steven E. Arnold affiliated with?
Dr. Arnold practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Arnold is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Arnold to 3 more hospitals.
What medical group is Dr. Steven E. Arnold part of?
Dr. Arnold is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Arnold to 2 more medical groups.
Does Dr. Steven E. Arnold accept Medicare?
Yes. CMS data shows Dr. Arnold billed Medicare for 233 services in 2024, and Dr. Arnold accepts Medicare assignment.
Does Dr. Steven E. Arnold offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Arnold as offering telehealth services.
How many Medicare patients does Dr. Steven E. Arnold see?
CMS counts 118 Medicare patients who saw Dr. Arnold in 2024, with an average age of 77.
Show 6 more questionsShow fewer questions
What services does Dr. Steven E. Arnold bill to Medicare?
In 2024, Dr. Arnold's most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and office visit, new patient (99205).
Where did Dr. Steven E. Arnold go to medical school?
Dr. Arnold graduated from Boston University School of Medicine in 1983.
What drugs does Dr. Steven E. Arnold prescribe most?
In 2024 Medicare Part D data, Dr. Arnold's most prescribed drugs by claims were Donepezil HCl, Escitalopram Oxalate and Memantine HCl.
Has Dr. Steven E. Arnold received payments from drug or device companies?
CMS Open Payments shows $39,668 in general payments to Dr. Arnold from 9 companies from 2017 to 2024. The largest total came from Sage Therapeutics, Inc.
How long has Dr. Steven E. Arnold been practicing?
Dr. Arnold graduated from medical school in 1983, 43 years ago.
Does Dr. Steven E. Arnold do research?
Dr. Arnold has worked on 1 clinical trial.
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