1. Home
  2. Directory
  3. California
  4. San Jose
  5. Internal Medicine
  6. NPI Profile

JOSEPH MORRIS ISAACSON MD
NPI 1356305551
Internal Medicine - Rheumatology in San Jose, CA

Active since April 14, 2006Opted out of Medicare · through Jul 29, 2028
2516 SAMARITAN DR STE B, SAN JOSE, CA 95124(408) 370-1100(408) 370-1102 Get Directions Write a Review

NPPES record last updated: November 19, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 19, 2021, Dec 13, 2015 (2 updates tracked since 2015).

About Joseph Morris Isaacson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOSEPH MORRIS ISAACSON MD (NPI 1356305551) is an individual rheumatology provider in San Jose, California, licensed in California (G40276) and active in the NPI registry since April 2006. He has opted out of Medicare through July 29, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1356305551
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameJOSEPH MORRIS ISAACSONCredential: MD
Location Address2516 SAMARITAN DR STE BSan Jose, CA 95124-4108
Mailing Address2516 Samaritan Dr Ste BSan Jose, CA 95124-4108 · (408) 370-1100 · Fax (408) 370-1102
Phone(408) 370-1100
Fax(408) 370-1102
Sole ProprietorYes
Enumeration DateApril 14, 2006
Last NPPES UpdateNovember 19, 20212 updates tracked since enumeration
NPPES CertifiedNovember 10, 2021
✔ NPI 1356305551 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in CA · G40276
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
Also ListedInternal MedicineTaxonomy 207R00000X · License G40276 (CA)
2516 SAMARITAN DR STE B, San Jose, CA 95124
Open in Google Maps ↗

Other Identifiers 1

Medicaid00G402760CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Joseph Morris Isaacson Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 29, 2016 through July 29, 2028.

Opt-Out Effective DateJuly 29, 2016
Opt-Out In Effect ThroughJuly 29, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95124 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHARISSA FARRIS MD
Orthopaedic Surgery
2516 SAMARITAN DR STE B
SAN JOSE, CA 95124
Santa Clara County (408) 356-3777
EAST IVY PANACEA INC
Psychiatry & Neurology (Psychiatry)
2516 SAMARITAN DR STE B
SAN JOSE, CA 95124
Santa Clara County (408) 442-5326

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 Joseph Isaacson's NPI number?

The NPI number for Joseph Isaacson is 1356305551. It was assigned to this individual provider in the NPPES registry on April 14, 2006.

Where is Joseph Isaacson located?

Joseph Isaacson practices at 2516 Samaritan Dr Ste B, San Jose, CA 95124. The listed phone number is (408) 370-1100.

What is Joseph Isaacson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Joseph Isaacson enrolled in Medicare?

No. Joseph Isaacson has opted out of Medicare through July 29, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Joseph Isaacson was last updated on November 19, 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.