MARIA E DIAZ (M.D.) – Internal Medicine Physician, NPI 1023124880

MARIA E DIAZ (M.D.) is a healthcare provider. based in Lawrence, Massachusetts. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 227339 (MA). The NPI Number for MARIA E DIAZ (M.D.) is 1023124880

Main info

Female
27 Years Of Experience
Accepts Medicare Assignment
Name
MARIA E DIAZ (M.D.)
NPI
1023124880
Phone
(978) 685-1770
Address
150 PARK ST
Enumeration Date
22 August 2006
Last Update Date
4 November 2015

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9786860090
Graduation Year
1999 (27 years ago)
PAC ID
5496753964
Group Practice PAC ID
0446221956
Professional Enrollment ID
I20061116000226
Address ID
MA018412884LA34XXXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

7,722 INTERNAL MEDICINE in MA

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Provider Addresses for MARIA E DIAZ (M.D.)

  • 150, Park Street, Gouverneur, Saint Lawrence County, New York, 13642, United States

    LAWRENCE, MA 018412517

    Phone: (978) 685-1770

    Fax: (978) 682-5787

    Mailing address matches the actual address.

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: 2006-11-16

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20061116000226IInternal MedicineMATBD

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.

Verify on CMS Revalidation Lookup Tool

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

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes8129$0
83037Hemoglobin a1c level, by device for home use4536$0
99238Hospital discharge day management, 30 minutes or less1716$0
View full utilization report →

Insurance plans in this area (ZIP 01841)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0446221956View full group profile
NameSpecialtyState
Registered Dietitian Or Nutrition ProfessionalMA
Family PracticeMA
Family Practice, Sports MedicineMA
Family PracticeMA
Clinical Social WorkerMA
Registered Dietitian Or Nutrition ProfessionalMA
Family PracticeMA
Family PracticeMA
Family PracticeMA
Family PracticeMA

Reviews

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Frequently asked questions

How do I look up MARIA E DIAZ (M.D.) by NPI?
Use NPI 1023124880 when you need to reference MARIA E DIAZ (M.D.) in forms, claims, or directories.
Is MARIA E DIAZ (M.D.) active in the national directory?
MARIA E DIAZ (M.D.)'s public NPI profile is in an active state.
What field does MARIA E DIAZ (M.D.) work in?
You can think of MARIA E DIAZ (M.D.) as practicing within Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What location metadata exists for MARIA E DIAZ (M.D.)?
The page summarizes Lawrence, Massachusetts for MARIA E DIAZ (M.D.); expand the address list for detail.
How can I contact MARIA E DIAZ (M.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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