Charles Defendorf, D.O.
Internal Medicine Physician · Monroe Township, NJ
Charles Defendorf, D.O. is an internal medicine physician with a practice address in Monroe Township, New Jersey, and NPI 1720528284, issued on Mar 3, 2017. Check the license (New Jersey 25MB10843300, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Charles Defendorf
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MB10843300 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 2 Centre Dr Ste 200, Monroe Township, NJ 08831
- Phone
- (609) 395-2470
- Enumerated
- Mar 3, 2017
- Entity
- Type 1 · individual
Also registered at 2 Centre Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jolita Auguste, M.D.Surgery Physician1063772283
- Roshni Patel, APNNurse Practitioner1629869318
Verify Charles Defendorf 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 25MB10843300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
41% more Medicare Part D claims than the average internal medicine physician in 2024
3,938 Medicare Part D claims for 631 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 70 claims were for opioids.
Most prescribed
- Atorvastatin Calcium230 claims
- Amlodipine Besylate170 claims
- Levothyroxine Sodium166 claims
- Rosuvastatin Calcium123 claims
- Lisinopril118 claims
- Losartan Potassium100 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: $289.88
12 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- Clinical Health Care Associates OF New Jersey PCMonroe, NJ
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
11 internal medicine physician records list a Monroe Township practice address
They are 11 of the 239 NPPES records with a Monroe Township practice address, and 5,156 internal medicine physician records in New Jersey.
All 11 in Monroe Township → All 5,156 in New Jersey → Every provider in Monroe Township →
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
- Majdi Abdalla, M.D.Atlantic City, NJ1922230135
Common questions
What is Charles Defendorf, D.O.'s NPI number?
Charles Defendorf, D.O.'s National Provider Identifier (NPI) is 1720528284, issued on Mar 3, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Charles Defendorf, D.O. located?
The NPPES record lists a practice address at 2 Centre Dr Ste 200, Monroe Township, NJ, 08831. Phone: (609) 395-2470. Providers update this record themselves, so call before visiting.
How can I verify Charles Defendorf, D.O.'s license?
NPPES lists New Jersey license number 25MB10843300, 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 Charles Defendorf, D.O. prescribe under Medicare Part D?
In 2024, Charles Defendorf, D.O. had 3,938 Medicare Part D claims for 631 beneficiaries; the average among internal medicine physician prescribers was 2,785. 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.