BARBARA K PRAZAK (M.D.) – Internal Medicine Physician, NPI 1720190499

BARBARA K PRAZAK (M.D.) is a healthcare provider. based in Wellfleet, Massachusetts. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 71755 (MA). The NPI Number for BARBARA K PRAZAK (M.D.) is 1720190499

Main info

Female
46 Years Of Experience
Accepts Medicare Assignment
Name
BARBARA K PRAZAK (M.D.)
NPI
1720190499
Phone
(508) 240-0208
Address
PO BOX 1413
Enumeration Date
31 August 2006
Last Update Date
8 December 2011

Doctor Profile

Medical School Name
UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Secondary Phone
5084879395
Graduation Year
1980 (46 years ago)
PAC ID
4486600970
Group Practice PAC ID
4385554971
Professional Enrollment ID
I20050328000984
Address ID
MA026571618PR49XXXWAYX400
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 BARBARA K PRAZAK (M.D.)

  • Wellfleet Post Office, 2357, Route 6, South Wellfleet, Wellfleet, Barnstable County, Massachusetts, 02667, United States

    WELLFLEET, MA 02667

    Phone: (508) 240-0208

    Fax: (508) 240-0499

    Type: Mailing

  • 6, Bay View Trail, Wellfleet, Barnstable County, Massachusetts, 02651, United States

    WELLFLEET, MA 026677402

    Phone: (508) 349-3131

    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: 2005-03-28

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
I20050328000984IInternal 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
81002Urinalysis, manual test3529$0
93005Routine electrocardiogram (ecg) using at least 12 leads with tracing1212$0
View full utilization report →

Insurance plans in this area (ZIP 02667)

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Provider's Procedures

BARBARA K PRAZAK (M.D.) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEMA81002Urinalysis, manual test1615
INTERNAL MEDICINEMA85610Blood test, clotting time9019

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: 4385554971View full group profile
NameSpecialtyState
Internal MedicineMA
Nurse PractitionerMA
Family PracticeMA
Internal Medicine, Pediatric MedicineMA
Physician AssistantOR
O P T O M E T R YMA
Physician AssistantMA
Nurse PractitionerMA
-MA
-MA

Reviews

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Frequently asked questions

How do payers reference BARBARA K PRAZAK (M.D.)?
For BARBARA K PRAZAK (M.D.), use NPI 1720190499 as the unique 10-digit identifier.
Is BARBARA K PRAZAK (M.D.) shown as active in public data?
Registry records indicate BARBARA K PRAZAK (M.D.) maintains an active NPI.
What clinical focus is listed for BARBARA K PRAZAK (M.D.)?
At a glance, BARBARA K PRAZAK (M.D.) is tied to Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Is BARBARA K PRAZAK (M.D.) associated with Wellfleet?
Public fields place BARBARA K PRAZAK (M.D.) around Wellfleet, Massachusetts. Always confirm the exact site before visiting.
Does BARBARA K PRAZAK (M.D.) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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