MARK FORD SULLIVAN M.D.
NPI 1346669660
Internal Medicine in Arlington, VA

Active since April 15, 2014PECOS EnrolledAccepts Medicare Assignment
2445 ARMY NAVY DR STE 400, ARLINGTON, VA 22206(703) 379-8879(703) 998-6821 Get Directions Write a Review

NPPES record last updated: March 6, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 6, 2025, Jan 13, 2020, Mar 17, 2018 and 1 more (4 updates tracked since 2017).

About Mark Ford Sullivan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK FORD SULLIVAN M.D. (NPI 1346669660) is an individual internal medicine provider in Arlington, Virginia, licensed in Virginia (0101264845) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1346669660
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK FORD SULLIVANCredential: M.D.
Location Address2445 ARMY NAVY DR STE 400Arlington, VA 22206-2988
Mailing Address2445 Army Navy Dr Ste 400Arlington, VA 22206-2988 · (703) 379-8879 · Fax (703) 998-6821
Fax(703) 998-6821
Sole ProprietorNo
Medical School CMSUniversity Of Rochester School Of Medicine And DentistryGraduated 2014
Enumeration DateApril 15, 2014
Last NPPES UpdateMarch 6, 20254 updates tracked since enumeration
NPPES CertifiedMarch 6, 2025
NPI 1346669660 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in VA · 0101264845 Licensed in NY · 291511-1
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.

2445 ARMY NAVY DR STE 400, Arlington, VA 22206

Secondary Practice Locations 2

Location 1HSC T16-020Stony Brook, NY 11794-8160 · Phone (631) 444-8478 · Fax (631) 444-7546
Location 2Dept Of Medicine, HSC Level 16, SUNY Stony BrookStony Brook, NY 11794-7097 · Phone (631) 444-7411 · Fax (631) 444-2493

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mark Ford Sullivan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5597024208
PECOS Enrollment IDI20200206000882
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 20

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
221 services128 patients
Assessment of emotional or behavioral problems 96127
Assessment of emotional or behavioral problems involves a thorough evaluation of your feelings, thoughts, and behaviors. It's a process where professionals study patterns over time to identify potential issues like anxiety, depression, or other mental health conditions.
58 services49 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
40 services37 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
37 services37 patients
Blood test, lipids (cholesterol and triglycerides) 80061
A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.
33 services33 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
32 services32 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Alexandria Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490040
Location4320 Seminary RdAlexandria, VA 22304 · Alexandria City County
Emergency services Birthing friendly

Virginia Hospital Center

Acute Care Hospitals · Arlington, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490050
Location1701 North George Mason DriveArlington, VA 22205 · Arlington County
Emergency services Birthing friendly

Inova Mount Vernon Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490122
Location2501 Parkers LaneAlexandria, VA 22306 · Fairfax County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22206 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
7 suppliers17 claims45 services$6.26 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Family Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Physician Assistant (Medical)
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Internal Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Family Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Family Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206
Internal Medicine
2445 ARMY NAVY DR STE 400
ARLINGTON, VA 22206

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Sullivan's NPI number?

The NPI number for Mark Sullivan is 1346669660. It was assigned to this individual provider in the NPPES registry on April 15, 2014.

Where is Mark Sullivan located?

Mark Sullivan practices at 2445 Army Navy Dr Ste 400, Arlington, VA 22206. The listed phone number is (703) 379-8879.

What is Mark Sullivan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Sullivan enrolled in Medicare?

Yes. Mark Sullivan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Mark Sullivan affiliated with any hospitals?

According to CMS data, Mark Sullivan is affiliated with Inova Alexandria Hospital, Virginia Hospital Center and Inova Mount Vernon Hospital.

When was this NPI record last updated?

The NPPES record for Mark Sullivan was last updated on March 6, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.