Registry data as of Aug 27, 2026

Daniel Arnold, M.D.

Internal Medicine Physician · Boston, MA

Daniel Arnold, M.D. is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1679764773, issued on Aug 5, 2007. Check the license (Massachusetts 233608, 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, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1679764773
Name
Daniel Arnold
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
233608 MA
Self-reported in NPPES; status is on the state search
Practice location
1 Boston Medical Center Place, Boston, MA 02118
Phone
(617) 638-6500
Enumerated
Aug 5, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1 Boston Medical Center Place

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

  1. Maithri Ameresekere, MD, MSCPsychiatry Physician1457645475
  2. Ariana Andrade, LCSWClinical Social Worker1386190338
  3. Rosa Auterio-WilliamsAddiction (Substance Use Disorder) Counselor1306294673
  4. Bridget Babich-Wydysh, PA-CPhysician Assistant1003383506
  5. Ashley Baker, NPPsychiatric/Mental Health Nurse Practitioner1417409194
  6. Eric Beltrami, MDStudent in an Organized Health Care Education/Training Program1508551144

Verify Daniel Arnold 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 233608
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

4.4 times the Medicare Part D claims of the average internal medicine physician in 2024

13,816 Medicare Part D claims for 1,126 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 340 claims were for opioids.

  1. Daniel Arnold13,816
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium712 claims
  2. Rosuvastatin Calcium646 claims
  3. Levothyroxine Sodium568 claims
  4. Amlodipine Besylate532 claims
  5. Lisinopril450 claims
  6. Omeprazole337 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.

Industry payments in 2024: $574.63

22 payments, mostly food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Daniel Arnold$574.63
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Physiotherapy Associates IncSouth Dennis, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Nathan Abare, MDSpringfield, MA1386852747
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Taimur AbbasiBoston, MA1841673522
  5. Lauren Abbate, MDBoston, MA1922099621
  6. Bassima Abdallah, MDBoston, MA1912327305
  7. Maya Abdallah, MDBoston, MA1861854937
  8. Samah Abdallah, MDBrighton, MA1730814971
  9. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Daniel Arnold, M.D.'s NPI number?

Daniel Arnold, M.D.'s National Provider Identifier (NPI) is 1679764773, issued on Aug 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Arnold, M.D. located?

The NPPES record lists a practice address at 1 Boston Medical Center Place, Boston, MA, 02118. Phone: (617) 638-6500. Providers update this record themselves, so call before visiting.

How can I verify Daniel Arnold, M.D.'s license?

NPPES lists Massachusetts license number 233608, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Daniel Arnold, M.D. prescribe under Medicare Part D?

In 2024, Daniel Arnold, M.D. had 13,816 Medicare Part D claims for 1,126 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.