Dr. Maria Diaz, M.D.
Internal Medicine
61% Complete
Profile completeness
ZIP Healthcare Access Score
Moderate Access
ZIP 01841 • C
20+
Years in Practice
Healthcare Access Where Dr. Maria Diaz Practices
ZIP code 01841 • Lawrence, Massachusetts
Some healthcare services require significant travel or wait times in ZIP 01841.
View full Healthcare Access Score report for ZIP 01841Conditions Dr. Maria Diaz Can Help With
Based on specialty, these are the relevant healthcare access scores for the practice area
Practice Locations
2 locations
About Dr. Maria Diaz
Maria Diaz, M.D. is a healthcare provider practicing in Lawrence, MA.
Specialty Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
27
Years Experience
2
Locations
1
States Licensed
Credentials & Board Certifications
Primary Specialty
Internal MedicineCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1999
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Massachusetts | 227339 | Internal Medicine |
Public Data Summary for Dr. Maria Diaz
With 20 years of practice, Dr. Maria Diaz is an established internal medicine provider, M.D., after earning their medical degree at Other in 1999. Dr. currently practices across 2 facilities, including Greater Lawrence Family Health Center Inc in Lawrence, Massachusetts. Their National Provider Identifier (NPI) is 1023124880, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
Dr. Maria Diaz's practice is located in ZIP 01841 (Lawrence, Massachusetts), which has an overall CartoChrome Healthcare Access Score of 56/100 (Moderate Access). Access to care in this area is moderate — most services are reachable but with meaningful variability by specialty.
CMS Medicare data shows Dr. Maria Diaz as a lower-volume internal medicine provider, treating approximately 84 Medicare beneficiaries and delivering 165 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.
Transparency & Safety
Public records from CMS and OIG databases
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Maria Diaz
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0 reviews
Internal Medicine Providers Nearby
Same primary specialty near ZIP 01841
FAQ
Frequently asked questions about Dr. Maria Diaz
What does Dr. Maria Diaz specialize in?
Dr. Maria Diaz specializes in Internal Medicine.
Where does Dr. Maria Diaz practice?
Dr. Maria Diaz practices at Greater Lawrence Family Health Center Inc in Lawrence, Massachusetts. Dr. is also affiliated with 1 additional facility, listed below.
Does Dr. Maria Diaz accept Medicare?
Based on CMS records, Dr. Maria Diaz has not filed a Medicare opt-out affidavit, which means they typically accept Medicare-covered patients. CMS billing data shows 84 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Maria Diaz's NPI number?
Dr. Maria Diaz's National Provider Identifier (NPI) is 1023124880. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Maria Diaz been practicing?
Dr. Maria Diaz has approximately 20 years of practice experience, having graduated from Other in 1999.