Marcos Javier Cruz, MD
Neurology · Guaynabo, PR
At a glance
35 Calle Juan C Borbon Ste 67-411, Guaynabo, PR 00969-5374
NPPES record updated Aug 3, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
35 Calle Juan C Borbon Ste 67-411Guaynabo, PR 00969-5374
Additional reported practice locations
700 Us Highway 46 Ste 420Fairfield, NJ 070041532
Phone: 9738823456
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2002
- CMS specialties
- Neurology
Practice groups
- Neurophysiologic Interpretive Medicine Pllc
- Neurophysiologic Interpretive Specialists Llc
- Neuroshield Network Se Llc
- Real Time Tele-Epilepsy Consultants, Pc
- Rtna, Pc
- Sierra Neurodiagnostic Group Llc
Reported hospital affiliations
- Jack Hughston Memorial Hospital Phenix City, AL
- Novant Health New Hanover Regional Medical Center Wilmington, NC
- St Catherine Of Siena Hospital Smithtown, NY
- St Francis Hospital - The Heart Center Roslyn, NY
- Virginia Hospital Center Arlington, VA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $156.01 |
Reporting companies
| Company | Amount |
|---|---|
| JAZZ PHARMACEUTICALS INC. | $115.60 |
| NOVARTIS PHARMACEUTICALS CORPORATION | $40.41 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Neurology
- Taxonomy code
- 2084N0400X
- Enumeration date
- Mar 19, 2007
- Record updated
- Aug 3, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
2084N0400X
License reported: 44852 AZ
2084N0400X
License reported: D0074495 MD
2084N0400X
License reported: MD429359 PA
2084N0400X
License reported: 51738 CO
2084N0400X
License reported: 1.050511 CT
2084N0400X
License reported: S3809 TX
2084N0400X · Primary
License reported: 43409 TN
2084N0400X
License reported: 68137 GA
2084N0400X
License reported: A119996 CA
2084N0402X
License reported: 19613 PR
2084N0400X
License reported: 256591-1 NY
2084N0400X
License reported: 114674 FL
2084N0400X
License reported: MD155832 OR
2084N0400X
License reported: MMD.34404 SC
2084N0400X
License reported: 25MA08692000 NJ
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
35 Calle Juan C Borbon Ste 67-411Guaynabo, PR 00969-5374
- Phone
- (787) 650-7272
- Fax
- (615) 822-8909
Mailing address
35 CALLE JUAN C BORBON STE 67-411GUAYNABO, PR 009695374
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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