Joshua Nackenson
Emergency Medicine Physician · Dallas, TX
Joshua Nackenson is an emergency medicine physician with a practice address in Dallas, Texas, and NPI 1033573498, issued on Apr 11, 2016. Check the license (Texas R4604, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joshua Nackenson
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- R4604 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5323 Harry Hines Blvd, Dallas, TX 75390
- Phone
- (214) 590-8000
- Enumerated
- Apr 11, 2016
- Record last updated
- May 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200825002659); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 5323 Harry Hines Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joshua Nackenson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R4604Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average emergency medicine physician in 2024
174 Medicare Part D claims for 121 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Naproxen30 claims
- Ondansetron Odt25 claims
- Cefdinir15 claims
- Albuterol Sulfate Hfa13 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 2 group practices
- Emergency Physicians Associates Fremont PCFremont, CA
- Emergency Physicians Associates San Jose PCSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joshua Nackenson among 4,885 emergency medicine physician records in Texas
Joshua Nackenson is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 70% of them.
- NPI issued2016 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2016 · median 2013 among the 2,779 with a school on file
- Record last updated2018 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
512 emergency medicine physician records list a practice address in Dallas
They are 512 of the 36,304 NPPES records with a practice address in Dallas, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Dallas → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Kevin Allen, MDDallas, TX 753901265407092
- Patrick Brown, MDDallas, TX 753901184670978
- Solisis Deynes, MDDallas, TX 753901063438174
- Deborah Diercks, MDDallas, TX 753901326021619
- Angela Fulgham-Gardner, MDDallas, TX 753901538145297
- Ahamed Idris, MDDallas, TX 753901164485850
- S Marshal Isaacs, MDDallas, TX 753901386688281
- Kurt Kleinschmidt, MDDallas, TX 753901487617163
Common questions
What is Joshua Nackenson's NPI number?
Joshua Nackenson's National Provider Identifier (NPI) is 1033573498, issued on Apr 11, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Joshua Nackenson located?
The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 590-8000. Providers update this record themselves, so call before visiting.
How can I verify Joshua Nackenson's license?
NPPES lists Texas license number R4604, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joshua Nackenson prescribe under Medicare Part D?
In 2024, Joshua Nackenson had 174 Medicare Part D claims for 121 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.