Joy Sladek, FNP
Family Nurse Practitioner · Branchburg, NJ
Joy Sladek, FNP is a family nurse practitioner with a practice address in Branchburg, New Jersey, and NPI 1396354635, issued on Jul 22, 2020. Check the license (New Jersey 26NJ01037100, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joy Sladek
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 26NJ01037100 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 3322 Route 22 Ste 1302, Branchburg, NJ 08876
- Phone
- (908) 526-0700
- Enumerated
- Jul 22, 2020
- Record last updated
- May 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210716001072); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 3,881 in New Jersey → Look up another NPI →
Verify Joy Sladek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 26NJ01037100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family nurse practitioner in 2024
110 Medicare Part D claims for 28 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Estradiol26 claims
- Imvexxy13 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: $13.35
1 payment: education; the largest payer was Millicent US Inc. The 99,489 providers of this specialty with any payment received $650.95 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
- Barnabas Health Medical Group PCBranchburg, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joy Sladek among 3,881 family nurse practitioner records in New Jersey
Joy Sladek, FNP is one of 3,881 family nurse practitioner records with a practice address in New Jersey. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 50% of them.
- NPI issued2020 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2019 · median 2019 among the 2,262 with a school on file
- Record last updated2021 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family nurse practitioner records list a practice address in Branchburg
They are 3 of the 244 NPPES records with a practice address in Branchburg, and 3,881 family nurse practitioner records in New Jersey.
All 3,881 in New Jersey → Every provider in Branchburg → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Daisy Cardoso, FNP-BCSomerville, NJ 088761427350503
- Maria Socorro De Maio, RN, MSN-FNPSomerville, NJ 088761609399278
- Maria Federico, NPSomerville, NJ 088761730251141
- Martha KellySomerville, NJ 088761306017066
- Seungyeon Lee, NPBranchburg, NJ 088761265048359
- Elizabeth McDowell, APNSomerville, NJ 088761427654607
- Clemaine Mitchell, DNPSomerville, NJ 088761861824773
- Darya Olekhnovich, FNPSomerville, NJ 088761497367817
Common questions
What is Joy Sladek, FNP's NPI number?
Joy Sladek, FNP's National Provider Identifier (NPI) is 1396354635, issued on Jul 22, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Joy Sladek, FNP located?
The NPPES record lists a practice address at 3322 Route 22 Ste 1302, Branchburg, NJ, 08876. Phone: (908) 526-0700. Providers update this record themselves, so call before visiting.
How can I verify Joy Sladek, FNP's license?
NPPES lists New Jersey license number 26NJ01037100, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Joy Sladek, FNP prescribe under Medicare Part D?
In 2024, Joy Sladek, FNP had 110 Medicare Part D claims for 28 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.