NASTAJJIA KREMENTZ (MD) – Vascular Neurology Physician, NPI 1730541228
Vascular Neurology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
509 NEUROLOGY in CT
Provider Addresses for NASTAJJIA KREMENTZ (MD)
540 Litchfield St
Torrington, CT 067906679
Phone: (972) 449-0540
Type: Location
1290 SILAS DEANE HWY
WETHERSFIELD, CT 061094337
Phone:
Type: Mailing
1120 NW 14th St # 1401
Miami, FL 331362107
Phone: (305) 243-2000
Type: Location
2800 MAIN ST
BRIDGEPORT, CT 066064201
Phone: (203) 575-6000
Type: Location
Jackson Memorial Hospital, 1611, Northwest 12th Avenue, Miami, Miami-Dade County, Florida, 33136, United States
MIAMI, FL 331361005
Phone: (305) 243-3100
Type: Location
1150, Northwest 14th Street, Miami, Miami-Dade County, Florida, 33136, United States
SUITE 609
MIAMI, FL 331362137
Phone:
Type: Mailing
9333 SW 152ND ST
PALMETTO BAY, FL 331571778
Phone: (305) 251-2500
Fax: (305) 243-4713
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-01-27
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 8 Medicare enrollment records; no due dates published yet.
Enrollment records
8
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20210720000124 | I | Neurology | FL | TBD |
| I20230612001730 | I | Neurology | CT | TBD |
| I20241220003784 | I | Neurology | TX | TBD |
| I20250109003512 | I | Neurology | MO | TBD |
| I20250110002681 | I | Neurology | OH | TBD |
| I20250110002764 | I | Neurology | NY | TBD |
| I20250115000837 | I | Neurology | VA | TBD |
| I20250127000650 | I | Neurology | TN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| G0427 | Telehealth consultation, emergency department or initial inpatient, typically 70 minutes or more communicating with the patient via telehealth | 97 | 96 | $0 |
| G0426 | Telehealth consultation, emergency department or initial inpatient, typically 50 minutes communicating with the patient via telehealth | 62 | 62 | $0 |
Insurance plans in this area (ZIP 06790)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TN | |
| Infectious Disease, Internal Medicine | PA | |
| P S Y C H I A T R Y | CA | |
| N E U R O L O G Y | TX | |
| Internal Medicine, Nephrology | WI | |
| Internal Medicine | TX | |
| - | NY | |
| - | SC | |
| Hospitalist, Internal Medicine, Pulmonary Disease | SC | |
| Internal Medicine, Hospitalist | NE |
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