MARK I JACOBS MD
NPI 1487638409
Internal Medicine - Cardiovascular Disease in Willimantic, CT

Q: What is Mark Jacobs's NPI number?

The NPI number for Mark Jacobs is 1487638409. It was assigned to this individual provider in the NPPES registry on December 2, 2005.

Q: What is Mark Jacobs's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mark Jacobs was last updated on August 1, 2023. 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.

Active since December 02, 2005PECOS EnrolledAccepts Medicare Assignment

5 FOUNDERS ST STE 102, WILLIMANTIC, CT 06226(860) 456-2898 Get Directions Write a Review

NPPES record last updated: August 1, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 31, 2022, Aug 15, 2022, Jul 21, 2022 and 1 more (4 updates tracked since 2018).

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About Mark I Jacobs Md NPPES

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

MARK I JACOBS MD (NPI 1487638409) is an individual cardiovascular disease provider in Willimantic, Connecticut, licensed in New Hampshire (9159) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, maintains a secondary practice location in Biddeford, and is a graduate of University Of Connecticut School Of Medicine (1981).

NPPES Registry Identity

NPI1487638409

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameMARK I JACOBSCredential: MD

Location Address5 FOUNDERS ST STE 102Willimantic, CT 06226-2050

Mailing AddressPo Box 1147Portsmouth, NH 03802-0127 · (603) 498-5166

Phone(860) 456-2898

Sole ProprietorNo

Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 1981

Enumeration DateDecember 2, 2005

Last NPPES UpdateAugust 1, 20234 updates tracked since enumeration

NPPES CertifiedAugust 1, 2023

✔ NPI 1487638409 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 NH · 9159

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.

5 FOUNDERS ST STE 102, Willimantic, CT 06226

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Secondary Practice Location 1

Location 19 Healthcare Dr Ste 105Biddeford, ME 04005-9445 · Phone (207) 282-3666

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 I Jacobs Md 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 ID941250765

PECOS Enrollment IDI20221122002936

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 11

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.

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.

104 services104 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.

79 services57 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

41 services28 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

36 services36 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

28 services28 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

20 services19 patients

Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional 93228

An Electrocardiogram (ECG) is a non-invasive test that records the electrical signals in your heart. For up to 30 days, a small device will continuously monitor your heart's activity. A healthcare professional will then review the data and provide a report on your heart's function.

15 services15 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.

15 services15 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

14 services14 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

14 services11 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06226 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

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

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.

Other Providers at the Same Location NPPES 4

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

REGINA K STUART MD

Surgery

5 FOUNDERS ST STE 102
WILLIMANTIC, CT 06226

Southeastern Connecticut Planning Region (609) 456-2898

HUSEYIN NAIL AYDIN MD

Surgery

5 FOUNDERS ST STE 102
WILLIMANTIC, CT 06226

Southeastern Connecticut Planning Region (203) 907-7227

JAMIE ELIZABETH CHARRON

Nurse Practitioner (Family)

5 FOUNDERS ST STE 102
WILLIMANTIC, CT 06226

Southeastern Connecticut Planning Region (860) 423-9764

DEIRDRE M CLARK NP

Nurse Practitioner (Adult Health)

5 FOUNDERS ST STE 102
WILLIMANTIC, CT 06226

Southeastern Connecticut Planning Region (860) 456-2898

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 Jacobs's NPI number?

The NPI number for Mark Jacobs is 1487638409. It was assigned to this individual provider in the NPPES registry on December 2, 2005.

Where is Mark Jacobs located?

Mark Jacobs practices at 5 Founders St Ste 102, Willimantic, CT 06226. The listed phone number is (860) 456-2898.

What is Mark Jacobs's specialty?

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

Is Mark Jacobs enrolled in Medicare?

Yes. Mark Jacobs 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.

When was this NPI record last updated?

The NPPES record for Mark Jacobs was last updated on August 1, 2023. 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.