NPPES file of Aug 9, 2026

Ariel Park, MD

Sleep Medicine (Family Medicine) Physician · Weymouth, MA

Ariel Park, MD is a sleep medicine (family medicine) physician with a practice address in Weymouth, Massachusetts, and NPI 1386221091, issued on Mar 27, 2021. Check the license (Massachusetts 8020156869, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386221091
Name
Ariel Park
Credential
MD
Primary taxonomy
Sleep Medicine (Family Medicine) Physician 207QS1201X
License number
8020156869 MA
Self-reported in NPPES; status is on the state search
Practice location
90 Libbey Pkwy Ste 201, Weymouth, MA 02189
Phone
(781) 682-0600
Enumerated
Mar 27, 2021
Record last updated
Feb 4, 2026
Medicare enrollment
Enrolled (PECOS I20251014002227); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 90 Libbey Pkwy Ste 201

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nancy Arena, PAMedical Physician Assistant1417063025
  2. Antoine Badlissi, M.D.Pulmonary Disease Physician1912995945
  3. Alan Berrick, M.D.Cardiovascular Disease Physician1427059831

Verify Ariel Park in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 8020156869
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

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19% fewer Medicare Part D claims than the average sleep medicine (family medicine) physician in 2024

580 Medicare Part D claims for 81 beneficiaries, against an average of 718 among the 211 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 14 claims were for opioids.

  1. Ariel Park580
  2. Specialty average718

Most prescribed

  1. Atorvastatin Calcium37 claims
  2. Losartan Potassium31 claims
  3. Amlodipine Besylate28 claims
  4. Levothyroxine Sodium26 claims
  5. Trazodone Hcl21 claims
  6. Gabapentin18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Atrius Health IncNeedham, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sleep Medicine (Family Medicine) Physician providers in Massachusetts

There are 6 sleep medicine (family medicine) physician records in Massachusetts.

The 5 sleep medicine (family medicine) physician records with the nearest ZIP codes

  1. Megan Chan, MDBoston, MA 022151720579774
  2. Ran Liu, MDBoston, MA 022151043983935
  3. David Benavides, MDBoston, MA 021151033735642
  4. Nathaniel Gordon, M.D.Boston, MA 021151700266988
  5. Mukesh Kapoor, M.D.Burlington, MA 018051336329192

Common questions

What is Ariel Park, MD's NPI number?

Ariel Park, MD's National Provider Identifier (NPI) is 1386221091, issued on Mar 27, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Ariel Park, MD located?

The NPPES record lists a practice address at 90 Libbey Pkwy Ste 201, Weymouth, MA, 02189. Phone: (781) 682-0600. Providers update this record themselves, so call before visiting.

How can I verify Ariel Park, MD's license?

NPPES lists Massachusetts license number 8020156869, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ariel Park, MD prescribe under Medicare Part D?

In 2024, Ariel Park, MD had 580 Medicare Part D claims for 81 beneficiaries; the average among sleep medicine (family medicine) physician prescribers was 718. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.