Joseph Anthony Jaskolski, MD
Family Medicine Physician · Califon, NJ
Joseph Anthony Jaskolski, MD is a family medicine physician with a practice address in Califon, New Jersey, and NPI 1295723807, issued on Oct 7, 2005. Check the license (New Jersey MA067477, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Joseph Anthony Jaskolski
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MA067477 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 384 County Road 513, Califon, NJ 07830
- Phone
- (908) 832-2125
- Enumerated
- Oct 7, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (908) 832-6149
- Medicaid ID
- 7772602 NJ
- Medicare enrollment
- Enrolled (PECOS I20110103000275); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,770 in New Jersey → Look up another NPI →
Also registered at 384 County Road 513
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael BriskiFamily Medicine Physician1427613850
- Raymond Byrd, MDFamily Medicine Physician1235127994
- Ellen Duveneck, MDFamily Medicine Physician1326422643
- Angela Lee, DOFamily Medicine Physician1053848382
- John McGowan, MDFamily Medicine Physician1568450237
- Karen Williams, M.D.Family Medicine Physician1710911391
Verify Joseph Anthony Jaskolski 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 MA067477Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average family medicine physician in 2024
4,028 Medicare Part D claims for 495 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 37 claims were for opioids.
Most prescribed
- Atorvastatin Calcium327 claims
- Rosuvastatin Calcium305 claims
- Amlodipine Besylate300 claims
- Lisinopril231 claims
- Levothyroxine Sodium192 claims
- Metformin Hcl Er187 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
- Hunterdon Primary Care PCFlemington, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Anthony Jaskolski among 2,770 family medicine physician records in New Jersey
Joseph Anthony Jaskolski, MD is one of 2,770 family 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1995 · median 2006 among the 1,875 with a school on file
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family medicine physician records list a practice address in Califon
They are 8 of the 51 NPPES records with a practice address in Califon, and 2,770 family medicine physician records in New Jersey.
All 2,770 in New Jersey → Every provider in Califon → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Michael BriskiCalifon, NJ 078301427613850
- Raymond Byrd, MDCalifon, NJ 078301235127994
- Ellen Duveneck, MDCalifon, NJ 078301326422643
- Angela Lee, DOCalifon, NJ 078301053848382
- David LevyCalifon, NJ 078301740118108
- John McGowan, MDCalifon, NJ 078301568450237
- Karen Williams, M.D.Califon, NJ 078301710911391
- Eugene Cullen, M.D.Columbia, NJ 078321487620407
Common questions
What is Joseph Anthony Jaskolski, MD's NPI number?
Joseph Anthony Jaskolski, MD's National Provider Identifier (NPI) is 1295723807, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Anthony Jaskolski, MD located?
The NPPES record lists a practice address at 384 County Road 513, Califon, NJ, 07830. Phone: (908) 832-2125. Providers update this record themselves, so call before visiting.
How can I verify Joseph Anthony Jaskolski, MD's license?
NPPES lists New Jersey license number MA067477, 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 Joseph Anthony Jaskolski, MD prescribe under Medicare Part D?
In 2024, Joseph Anthony Jaskolski, MD had 4,028 Medicare Part D claims for 495 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.