Barbara Ahern, NP
Internal Medicine Physician · West Caldwell, NJ
Barbara Ahern, NP is an internal medicine physician with a practice address in West Caldwell, New Jersey, and NPI 1568974970, issued on Oct 26, 2017. Check the license (New Jersey 26NJ00762000, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Barbara Ahern
- Credential
- NP
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 26NJ00762000 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 459 Passaic Ave, West Caldwell, NJ 07006
- Phone
- (973) 276-3026
- Enumerated
- Oct 26, 2017
- Record last updated
- Mar 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (862) 702-3301
- Medicare enrollment
- Enrolled (PECOS I20180118002324); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 459 Passaic Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anitha Abraham, APNGerontology Nurse Practitioner1629588157
- Danielle Ackerson, OTOccupational Therapist1023723418
- Robyn Bognar, MS CCC-SLPSpeech-Language Pathologist1952612277
- Brooke Carroll, DPTPhysical Therapist1225911670
- Jason Peter CecilioPhysical Therapy Assistant1811391170
- Corey Condon, OTROccupational Therapist1083027452
Verify Barbara Ahern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 26NJ00762000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,447 Medicare Part D claims for 67 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Levothyroxine Sodium136 claims
- Potassium Chloride91 claims
- Amlodipine Besylate88 claims
- Furosemide79 claims
- Losartan Potassium60 claims
- Atorvastatin Calcium59 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: $123.90
8 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, 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.
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
- Inman Medical Associates,llcColonia, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
4 internal medicine physician records list a practice address in West Caldwell
They are 4 of the 275 NPPES records with a practice address in West Caldwell, and 4,632 internal medicine physician records in New Jersey.
All 4 in West Caldwell → All 4,632 in New Jersey → Every provider in West Caldwell →
Other internal medicine physician records in New Jersey
- Joseph Aaron, MD, FACPShort Hills, NJ1861584633
- Sirike Aasmaa, DOMontville, NJ1861549925
- Holly Abate Bersalona, M.D.Sea Girt, NJ1669500492
- Kaniz Zehra Abbas, MDTrenton, NJ1598253858
- Shahida Abbas, MDOld Bridge, NJ1023104098
- Shahed AbbasiNewark, NJ1477810752
- Samih Abbassi, MDWest Orange, NJ1750380358
- Somaya Abboud, MDWest Orange, NJ1326089004
- Hilal Abboushi, MDBloomfield, NJ1548378029
- Anthony Abbruzzi, D.O.Pleasantville, NJ1629034905
Common questions
What is Barbara Ahern, NP's NPI number?
Barbara Ahern, NP's National Provider Identifier (NPI) is 1568974970, issued on Oct 26, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Ahern, NP located?
The NPPES record lists a practice address at 459 Passaic Ave, West Caldwell, NJ, 07006. Phone: (973) 276-3026. Providers update this record themselves, so call before visiting.
How can I verify Barbara Ahern, NP's license?
NPPES lists New Jersey license number 26NJ00762000, 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 Barbara Ahern, NP prescribe under Medicare Part D?
In 2024, Barbara Ahern, NP had 1,447 Medicare Part D claims for 67 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.