MARK P. TANENBAUM M.D.
NPI 1114929247
Internal Medicine - Cardiovascular Disease in Fairfax, VA

Active since June 01, 2005PECOS EnrolledAccepts Medicare Assignment
81.28/100
CMS Quality Rating
3580 JOSEPH SIEWICK DR STE 305, FAIRFAX, VA 22033(703) 648-3266(703) 648-3264 Get Directions Write a Review

NPPES record last updated: August 25, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 25, 2022, Aug 27, 2021, Oct 29, 2020 and 3 more (6 updates tracked since 2016).

About Mark P. Tanenbaum M.d. NPPES

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

MARK P. TANENBAUM M.D. (NPI 1114929247) is an individual cardiovascular disease provider in Fairfax, Virginia, licensed in Virginia (0101043105) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and maintains a secondary practice location in Alexandria.

NPPES Registry Identity

NPI1114929247
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameMARK P. TANENBAUMCredential: M.D.
Location Address3580 JOSEPH SIEWICK DR STE 305Fairfax, VA 22033-1764
Mailing Address2901 Telestar Ct., #300Falls Church, VA 22042-1263 · (703) 591-1688 · Fax (703) 591-1445
Fax(703) 648-3264
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 1986
Enumeration DateJune 1, 2005
Last NPPES UpdateAugust 25, 20226 updates tracked since enumeration
NPPES CertifiedAugust 25, 2022
NPI 1114929247 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in VA · 0101043105
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
3580 JOSEPH SIEWICK DR STE 305, Fairfax, VA 22033

Secondary Practice Location 1

Location 14825 Mark Center Dr Ste 150Alexandria, VA 22311-1846 · Phone (703) 751-8111 · Fax (703) 751-1105

Other Identifiers 5

Medicaid031738500DC
Other060035106DC · Railroad Medicare Dc #
Other060062627VA · Railroad Medicare Va #
Medicaid1114929247VA
Medicaid121300800MD

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 P. Tanenbaum 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 ID1850387911
PECOS Enrollment IDI20040423000100, I20100301000440
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 15

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.
622 services551 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
467 services407 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
416 services410 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
142 services141 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.
92 services91 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
74 services74 patients

Hospital Affiliations CMS Care Compare 5

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

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490043
Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County
Emergency services Birthing friendly

Inova Fairfax Hospital

Acute Care Hospitals · Falls Church, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490063
Location3300 Gallows RoadFalls Church, VA 22042 · Fairfax County
Emergency services Birthing friendly

Inova Fair Oaks Hospital

Acute Care Hospitals · Fairfax, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490101
Location3600 Joseph Siewick DriveFairfax, VA 22033 · Fairfax County
Birthing friendly

Uva Health Haymarket Medical Center

Acute Care Hospitals · Haymarket, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490144
Location15225 Healthcote BoulevardHaymarket, VA 20169 · Prince William County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22033 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
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.77
Promoting Interoperability100
Improvement Activities40
Cost66.84

Other Providers at the Same Location NPPES 15

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

Physician Assistant
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Physician Assistant
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Nurse Practitioner (Adult Health)
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Nurse Practitioner (Acute Care)
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Internal Medicine (Cardiovascular Disease)
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Nurse Practitioner
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Internal Medicine (Cardiovascular Disease)
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033
Internal Medicine (Cardiovascular Disease)
3580 JOSEPH SIEWICK DR STE 305
FAIRFAX, VA 22033

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 Tanenbaum's NPI number?

The NPI number for Mark Tanenbaum is 1114929247. It was assigned to this individual provider in the NPPES registry on June 1, 2005.

Where is Mark Tanenbaum located?

Mark Tanenbaum practices at 3580 Joseph Siewick Dr Ste 305, Fairfax, VA 22033. The listed phone number is (703) 648-3266.

What is Mark Tanenbaum's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Mark Tanenbaum enrolled in Medicare?

Yes. Mark Tanenbaum 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 Tanenbaum affiliated with any hospitals?

According to CMS data, Mark Tanenbaum is affiliated with Inova Alexandria Hospital, Inova Loudoun Hospital, Inova Fairfax Hospital, Inova Fair Oaks Hospital and Uva Health Haymarket Medical Center.

When was this NPI record last updated?

The NPPES record for Mark Tanenbaum was last updated on August 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.