DR. MARK A SANCHEZ (MD) – Internal Medicine Physician, NPI 1124046784

DR. MARK A SANCHEZ (MD) is a healthcare provider. based in Belfast, Maine. specializing in INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. D0064089 (MD). The NPI Number for DR. MARK A SANCHEZ (MD) is 1124046784

Main info

Male
24 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK A SANCHEZ (MD)
NPI
1124046784
Phone
(443) 481-6569
Address
PO BOX 12622
Enumeration Date
18 July 2006
Last Update Date
31 December 2013

Doctor Profile

Medical School Name
UNIVERSITY OF TEXAS MEDICAL BRANCH AT GALVESTON
Secondary Phone
8554818375
Graduation Year
2002 (24 years ago)
PAC ID
6800825308
Group Practice PAC ID
8921482597
Professional Enrollment ID
I20050804001018
Address ID
TX787460000AU500XXNXXX601
Telehealth
Yes
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

5,244 INTERNAL MEDICINE in MD

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Provider Addresses for DR. MARK A SANCHEZ (MD)

  • PO BOX 12622

    BELFAST, ME 049154017

    Phone: (443) 481-6569

    Fax: (443) 481-6515

    Type: Mailing

  • Anne Arundel Medical Center, 2001, Medical Parkway, Bestgate Terrace, Annapolis, Anne Arundel County, Maryland, 21401, United States

    ANNAPOLIS, MD 214013280

    Phone: (443) 481-1000

    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: 2005-08-04

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
I20050804001018IInternal MedicineTXTBD

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
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes374150$0
99239Hospital discharge day management, more than 30 minutes118118$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7643$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes6464$0
99291Critical care, first 30-74 minutes3719$0
View full utilization report →

Insurance plans in this area (ZIP 04915)

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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: 8921482597View full group profile
NameSpecialtyState
Internal MedicineTX
Nurse PractitionerTX
Nurse PractitionerTX
Nurse PractitionerTX
Nurse PractitionerTX
Internal Medicine, Preventive Medicine, General PracticeTX
Nurse PractitionerTX
Family PracticeTX
Nurse PractitionerTX
Internal MedicineLA

Reviews

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Frequently asked questions

Does DR. MARK A SANCHEZ (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DR. MARK A SANCHEZ (MD) uses 1124046784.
Is DR. MARK A SANCHEZ (MD) still practicing?
DR. MARK A SANCHEZ (MD) is currently listed as active in the public NPI registry.
What is DR. MARK A SANCHEZ (MD)'s primary classification?
Internal Medicine Physician is the headline specialty for DR. MARK A SANCHEZ (MD) here. Clinical services aligned with this taxonomy classification.
What area does DR. MARK A SANCHEZ (MD) serve?
DR. MARK A SANCHEZ (MD)'s listing highlights Belfast, Maine; more addresses can appear in NPPES.
Is the information about DR. MARK A SANCHEZ (MD) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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