NPPES file of Aug 9, 2026

Brittany Dee Mueller, M.D.

Internal Medicine Physician · Westfield, NJ

Brittany Dee Mueller, M.D. is an internal medicine physician with a practice address in Westfield, New Jersey, and NPI 1063944650, issued on Apr 1, 2017. Check the license (New Jersey 25MA10894200, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1063944650
Name
Brittany Dee Mueller
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
25MA10894200 NJ
Self-reported in NPPES; status is on the state search
Practice location
142 Central Ave, Westfield, NJ 07090
Phone
(973) 829-4632
Enumerated
Apr 1, 2017
Record last updated
Oct 29, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(973) 829-4629
Medicare enrollment
Enrolled (PECOS I20200902000876); 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 142 Central Ave

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

  1. Coatney Alexander, M.D.Internal Medicine Physician1619409877
  2. Allarice Linaac, MDInternal Medicine Physician1518487644
  3. Ying LiuInternal Medicine Physician1720385503
  4. Julia LobraceNurse Practitioner1235908179

Verify Brittany Dee Mueller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA10894200
    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 New Jersey 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.

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29% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,241 Medicare Part D claims for 491 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.

  1. Brittany Dee Mueller2,241
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium196 claims
  2. Amlodipine Besylate132 claims
  3. Rosuvastatin Calcium104 claims
  4. Levothyroxine Sodium92 claims
  5. Metformin Hcl74 claims
  6. Losartan Potassium71 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: $381.35

19 payments; by number, the most common kind was 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. Brittany Dee Mueller$381.35
  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. Practice Associates Medical GroupMorristown, NJ

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

Brittany Dee Mueller among 4,632 internal medicine physician records in New Jersey

Brittany Dee Mueller, M.D. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 82% of them.

  • NPI issued2017 · 82% of these records are older, 16% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2017 · median 2000 among the 3,132 with a school on file
  • Record last updated2020 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 internal medicine physician records list a practice address in Westfield

They are 20 of the 938 NPPES records with a practice address in Westfield, and 4,632 internal medicine physician records in New Jersey.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nawal Abdelmessieh, M.D.Westfield, NJ 070901194990887
  2. Elizabeth Alger, M.D.Westfield, NJ 070901417113762
  3. Michele Berger, MDWestfield, NJ 070901194822403
  4. Epifanio Calcara, MDWestfield, NJ 070901790727337
  5. Joseph Derosa, M.D.Westfield, NJ 070901184671018
  6. Barry Freeman, MDWestfield, NJ 070901760577761
  7. Ying LiuWestfield, NJ 070901720385503
  8. Rachel Shur, MDWestfield, NJ 070901922399070

Common questions

What is Brittany Dee Mueller, M.D.'s NPI number?

Brittany Dee Mueller, M.D.'s National Provider Identifier (NPI) is 1063944650, issued on Apr 1, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Brittany Dee Mueller, M.D. located?

The NPPES record lists a practice address at 142 Central Ave, Westfield, NJ, 07090. Phone: (973) 829-4632. Providers update this record themselves, so call before visiting.

How can I verify Brittany Dee Mueller, M.D.'s license?

NPPES lists New Jersey license number 25MA10894200, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brittany Dee Mueller, M.D. prescribe under Medicare Part D?

In 2024, Brittany Dee Mueller, M.D. had 2,241 Medicare Part D claims for 491 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), 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.