LEONARD GOLDENSTEIN M.D.
NPI 1851556864
Internal Medicine - Nephrology in Dallas, TX
About Leonard Goldenstein M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEONARD GOLDENSTEIN M.D. (NPI 1851556864) is an individual nephrology provider in Dallas, Texas, licensed in Texas (P9577) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS and is a graduate of Ohio State University College Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Leonard Goldenstein M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Leonard Goldenstein reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hemet, CA 92545
- Reassigned Medicare billing, California enrollment
- 5,228 clinicians in this Medicare group
Honolulu, HI 96819
- Reassigned Medicare billing, Hawaii enrollment
- 1,187 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75237 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DALLAS, TX 75237
DALLAS, TX 75237
DALLAS, TX 75237
DALLAS, TX 75237
DALLAS, TX 75237
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Leonard Goldenstein's NPI number?
The NPI number for Leonard Goldenstein is 1851556864. It was assigned to this individual provider in the NPPES registry on July 20, 2008.
Where is Leonard Goldenstein located?
Leonard Goldenstein practices at 3571 W Wheatland Rd Suite 101, Dallas, TX 75237. The listed phone number is (972) 274-5555.
What is Leonard Goldenstein's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Leonard Goldenstein enrolled in Medicare?
Yes. Leonard Goldenstein is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Leonard Goldenstein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leonard Goldenstein reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Hemet, CA) and Hawaii Permanente Medical Group Inc (Honolulu, HI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Leonard Goldenstein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Leonard Goldenstein was last updated on November 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Leonard Goldenstein, M.D. · NPI 1851556864
Nephrology physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since July 20, 2008.
## Identity
- **NPI:** 1851556864 (Entity type: Individual)
- **Enumerated:** July 20, 2008
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** P9577 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 3571 W WHEATLAND RD, SUITE 101, Dallas, TX 75237-3461
- **Phone:** (972) 274-5555
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Southern California Permanente Medical Group (NPI 1013433465, Hemet, CA); Hawaii Permanente Medical Group Inc (NPI 1710945969, Honolulu, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 2008
## Record status
- **NPPES last updated:** November 29, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1851556864) · Data from the CMS NPPES public registry.