Dr. Ariel A. Clark, MD
- Medicare services, 2024
- 342
- Medicare patients, 2024
- 243
- Part D claims, 2024
- 153
- Hospital affiliations
- 2
- Medical groups
- 2
- Practice address
- 123 Medical Center Drive, Brunswick, ME 04011
- Practice phone
- Call (207) 729-0181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Ariel A. Clark is an emergency medicine physician in Brunswick, Maine
Dr. Clark practices at MaineHealth Mid Coast Hospital in Brunswick, Maine, part of MaineHealth.
Dr. Clark's NPI, 1619101664, was assigned on May 6, 2009. Dr. Clark graduated from University of Vermont College of Medicine in 2009. Dr. Clark holds Maine license MD19107.
- NPI
- 1619101664NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850557232
- NPI enumeration date
- May 6, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 729-0181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ariel A. Clark practices at MaineHealth Mid Coast Hospital in Brunswick, Maine
Dr. Clark's primary practice is MaineHealth Mid Coast Hospital, at 123 Medical Center Drive, Brunswick, ME 04011 in Cumberland County. The practice phone is (207) 729-0181.
- MaineHealth Mid Coast Hospital123 Medical Center Drive, Brunswick, ME 04011 · Cumberland CountyPhone(207) 729-0181
Source: Dmand AI Affiliation Data
Dr. Ariel A. Clark is affiliated with 3 sites of care and 2 medical groups
Dr. Clark's primary practice is MaineHealth Mid Coast Hospital in Brunswick, Maine, part of MaineHealth. Dr. Clark is also affiliated with MaineHealth Maine Medical Center. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Clark to 1 more clinical lab and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ariel A. Clark's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Clark practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MaineHealth Mid Coast Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ariel A. Clark is one of 410 emergency medicine physicians in Maine
Emergency medicine is Dr. Clark's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Clark is licensed in Maine.
Specialties and state licenses
- Emergency medicine, MainePrimary
Emergency medicine physicians near Dr. Clark
Counts of emergency medicine physicians 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
Dr. Ariel A. Clark billed Medicare for 342 services in 2024
CMS data shows 342 Medicare services from Dr. Clark across 4 procedure codes in 2024, for 243 Medicare patients. Medicare paid $31,473 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Clark's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2802024: 24911%
- Tests and treatments
- 2023: 1032024: 9310%
Dr. Clark compared with the Maine median for emergency medicine physicians, 2024
- Dr. Clark
- Maine median
- Medicare services
- 342vs 18486% above
- Medicare patients
- 243vs 19525% above
- Part D claims
- 54vs 587% below
Medians across 426 emergency medicine physicians in Maine with Dmand AI profiles that report each measure.
Dr. Clark'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. Ariel A. Clark treated 243 Medicare patients in 2024, average age 77
CMS counts 243 Medicare patients who saw Dr. Clark in 2024. The largest group is 75 to 84, with 93 patients. 75% of them have high blood pressure, and 68% have high cholesterol. 23% are also on Medicaid. Their average risk score is 1.78, 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. Clark's median patient age at 68, with 52% women.
Dr. Clark's Medicare patients by age, 2024
Dr. Clark's Medicare patients by sex, 2024
- Women14158%
- Men10242%
Chronic conditions among Dr. Clark's Medicare patients, 2024
- High blood pressure75%
- High cholesterol68%
- Arthritis51%
- Ischemic heart disease42%
- Mood disorders42%
- Anxiety36%
- Depression36%
- Atrial fibrillation34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Clark's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women52%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ariel A. Clark wrote 153 Medicare Part D claims in 2024
In 2024, Dr. Clark wrote 153 Medicare Part D claims for 125 patients. 92% of them were for generic drugs. CMS names the drug for 54 of them, across 4 drugs with 11 or more claims each, at $399 in total drug cost. In 2023, CMS named 37 claims across 2 drugs.
Dr. Clark's Part D claims by kind of drug, 2024
- Generic140 claims92%
- Brand-name and other13 claims8%
Dr. Clark'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. Clark's Part D claims, 2024
- Opioids8%13 of 153 claims
- Antibiotics41%63 of 153 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: 372024: 5446%
Drugs named by CMS: 4 in 2024, 2 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
How Dr. Ariel A. Clark takes part in Medicare
Dr. Clark 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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Dr. Ariel A. Clark graduated from University of Vermont College of Medicine
Dr. Clark graduated from University of Vermont College of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ariel A. Clark'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) |
| 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. Ariel A. Clark
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. Ariel A. Clark's NPI number?
Dr. Ariel A. Clark's NPI number is 1619101664. It was assigned on May 6, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Ariel A. Clark?
Dr. Ariel A. Clark is an emergency medicine physician in Brunswick, Maine. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Ariel A. Clark practice?
Dr. Clark practices at 123 Medical Center Drive, Brunswick, ME 04011. Dr. Clark's primary practice is MaineHealth Mid Coast Hospital in Brunswick, Maine, part of MaineHealth. Dmand AI also links Dr. Clark to 1 clinical lab and 1 medical group.
What is Dr. Ariel A. Clark's office phone number?
The practice phone on file for Dr. Clark is (207) 729-0181.
What is Dr. Ariel A. Clark's medical license number?
Dr. Clark holds Maine license MD19107.
Which hospitals is Dr. Ariel A. Clark affiliated with?
Dr. Clark practices at MaineHealth Mid Coast Hospital in Brunswick, Maine. Dr. Clark is also affiliated with MaineHealth Maine Medical Center.
What medical group is Dr. Ariel A. Clark part of?
Dr. Clark is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Clark to 1 more medical group.
Does Dr. Ariel A. Clark accept Medicare?
Yes. CMS data shows Dr. Clark billed Medicare for 342 services in 2024, and Dr. Clark accepts Medicare assignment.
How many Medicare patients does Dr. Ariel A. Clark see?
CMS counts 243 Medicare patients who saw Dr. Clark in 2024, with an average age of 77.
What services does Dr. Ariel A. Clark bill to Medicare?
In 2024, Dr. Clark's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
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Where did Dr. Ariel A. Clark go to medical school?
Dr. Clark graduated from University of Vermont College of Medicine in 2009.
What drugs does Dr. Ariel A. Clark prescribe most?
In 2024 Medicare Part D data, Dr. Clark's most prescribed drugs by claims were Doxycycline Hyclate, Prednisone and Cephalexin.
How long has Dr. Ariel A. Clark been practicing?
Dr. Clark graduated from medical school in 2009, 17 years ago.
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