LOUIS K ESSANDOH MD
NPI 1316948508
Internal Medicine - Cardiovascular Disease in Annapolis, MD

Q: What is Louis Essandoh's NPI number?

The NPI number for Louis Essandoh is 1316948508. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Q: What is Louis Essandoh'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 Louis Essandoh was last updated on May 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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 August 10, 2005PECOS EnrolledAccepts Medicare Assignment

888 BESTGATE RD, SUITE 211, ANNAPOLIS, MD 21401(410) 897-9474(410) 897-9476 Get Directions Write a Review

NPPES record last updated: May 11, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Louis K Essandoh Md NPPES

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

LOUIS K ESSANDOH MD (NPI 1316948508) is an individual cardiovascular disease provider in Annapolis, Maryland, licensed in Maryland (D0041417) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Benefis Hospitals Inc, and maintains a secondary practice location in Great Falls.

NPPES Registry Identity

NPI1316948508

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameLOUIS K ESSANDOHCredential: MD

Location Address888 BESTGATE RD, SUITE 211Annapolis, MD 21401-3091

Mailing AddressPo Box 62076Baltimore, MD 21264-2076 · (410) 280-6550 · Fax (410) 280-6515

Phone(410) 897-9474

Fax(410) 897-9476

Sole ProprietorYes

Medical School CMSYale University School Of MedicineGraduated 1981

Enumeration DateAugust 10, 2005

Last NPPES UpdateMay 11, 2026

NPPES CertifiedMay 11, 2026

✔ NPI 1316948508 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Licenses✔ Licensed in MD · D0041417✔ Licensed in MT · 173261

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.

888 BESTGATE RD, Annapolis, MD 21401

Open in Google Maps ↗

Secondary Practice Location 1

Location 12800 13th St S Fl 2Great Falls, MT 59405-5296 · Phone (406) 455-4620 · Fax (406) 731-8318

Other Identifiers 7

Medicaid081671000MD

Other2238948Aetna Hmo

Other5026143Aetna Ppo

Other287094Mamsi

Other081671000Amerigroup

Other52386414Bcbs

Other0001Bcbs

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Louis K Essandoh 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 ID9133120504

PECOS Enrollment IDI20260217002816

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.

Medicare Billing Reassignments

Medicare enrollment records show Louis Essandoh reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Capitol Cardiologic, LLP

0.6 mi

Cardiovascular Disease

2001 MEDICAL PKWY
Annapolis, MD 21401

Reassigned Medicare billing, Maryland enrollment
28 clinicians in this Medicare group

NPI 1427109776 (443) 481-1881

Medstar Medical Group II LLC

25 mi

General Practice

5601 LOCH RAVEN BLVD, RUSSELL MORGAN BLDG 3RD FL
Baltimore, MD 21239

Reassigned Medicare billing, District of Columbia and Maryland enrollments
3,530 clinicians in this Medicare group

NPI 1184046187 (443) 444-5606

Medstar Heart Institute LLC

26 mi

Surgery

110 IRVING ST NW, ATTN: MEDICAL AFFAIRS
Washington, DC 20010

Reassigned Medicare billing, District of Columbia and Maryland enrollments
277 clinicians in this Medicare group

NPI 1528345378 (202) 877-5284

Montrose Memorial Hospital, Inc

1,684 mi

Sleep Medicine

900 S 4TH ST
Montrose, CO 81401

Reassigned Medicare billing, Colorado enrollment
150 clinicians in this Medicare group

NPI 1679383798 (970) 240-7190

Benefis Hospitals, Inc.

1,830 mi

General Acute Care Hospital

1101 26TH ST S
Great Falls, MT 59405

Reassigned Medicare billing, Montana enrollment
637 clinicians in this Medicare group

NPI 1881650737 (406) 455-5000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 17

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.

1,047 services740 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.

891 services715 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.

380 services375 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.

260 services247 patients

Injection, regadenoson, 0.1 mg J2785

Regadenoson injection, 0.1 mg, is a medication used to help visualize the heart during a stress test. It works by increasing blood flow in the arteries of the heart. It's injected into a vein and is generally well-tolerated.

164 services41 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.

141 services141 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.

141 services94 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

111 services108 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

93 services90 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

85 services85 patients

Technetium tc-99m tetrofosmin, diagnostic, per study dose A9502

Technetium Tc-99m Tetrofosmin is a radiopharmaceutical used in diagnostic imaging. It helps highlight areas of concern in the heart by emitting signals captured by a special camera. This assists doctors in detecting heart conditions.

70 services70 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.

67 services67 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.

58 services51 patients

Heart rhythm recording, analysis, interpretation and report of continous external ekg over more than 1 week up to 1 weeks 93245

This procedure involves wearing a device that records your heart's activity for over a week. It helps to identify irregular heart rhythms and understand your heart health better. The collected data is then analyzed, interpreted, and reported by a medical professional.

34 services34 patients

Injection, aminophyllin, up to 250 mg J0280

An aminophyllin injection is a treatment often used for severe asthma or other lung conditions. It helps to relax and open air passages in the lungs, making it easier to breathe. Up to 250 mg can be administered in one dose.

26 services26 patients

External shock to heart to regulate heart beat 92960

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

19 services19 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.

15 services15 patients

Hospital Affiliations CMS Care Compare

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

Benefis Hospitals Inc

Acute Care Hospitals · Great Falls, MT

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number270012

Location1101 26th St SGreat Falls, MT 59405 · Cascade County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21401 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

$139.05 typical visit price

range $60.73 – $183.44

Typical copayment $34.76 (range $15.18 – $45.86)

Most-billed visit code 99204

Established Patient

$75.47 typical visit price

range $19.60 – $149.17

Typical copayment $18.86 (range $4.90 – $37.29)

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 20

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

AMY BERNARDINO D.O.

Family Medicine

888 BESTGATE RD
ANNAPOLIS, MD 21401

Anne Arundel County (410) 571-7300

KELLY SULLIVAN,M.D.,P.C.

Surgery (Plastic and Reconstructive Surgery)

888 BESTGATE RD, SUITE 208
ANNAPOLIS, MD 21401

Anne Arundel County (410) 571-1280

SHANNON MARIE HARIG-BLAINE

Social Worker (Clinical)

888 BESTGATE RD
ANNAPOLIS, MD 21401

Anne Arundel County (410) 571-7300

DR. ELIZABETH ANNE REINECK M.D.

Internal Medicine (Interventional Cardiology)

888 BESTGATE RD, SUITE 208
ANNAPOLIS, MD 21401

Anne Arundel County (410) 897-0822

CARDIAC CONSULTANTS LLC

Internal Medicine (Cardiovascular Disease)

888 BESTGATE RD, SUITE 211
ANNAPOLIS, MD 21401

Anne Arundel County (410) 897-9474

JEROME SEGAL, M.D., P.C.

Internal Medicine (Cardiovascular Disease)

888 BESTGATE RD, SUITE 211
ANNAPOLIS, MD 21401

Anne Arundel County (410) 897-0822

DR. MAIREAD M O'REILLY DDS

Dentist (Orthodontics and Dentofacial Orthopedics)

888 BESTGATE RD, SUITE 301
ANNAPOLIS, MD 21401

Anne Arundel County (410) 266-0025

DR. ANISE HENRY D.O.

Family Medicine

888 BESTGATE RD
ANNAPOLIS, MD 21401

Anne Arundel County (410) 571-7300

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 Louis Essandoh's NPI number?

The NPI number for Louis Essandoh is 1316948508. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Where is Louis Essandoh located?

Louis Essandoh practices at 888 Bestgate Rd Suite 211, Annapolis, MD 21401. The listed phone number is (410) 897-9474.

What is Louis Essandoh's specialty?

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

Is Louis Essandoh enrolled in Medicare?

Yes. Louis Essandoh 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.

Which organizations bill Medicare for Louis Essandoh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Louis Essandoh reassigns Medicare benefits to 5 organizations: Capitol Cardiologic, LLP (Annapolis, MD), Medstar Medical Group II LLC (Baltimore, MD), Medstar Heart Institute LLC (Washington, DC), Montrose Memorial Hospital, Inc (Montrose, CO) and Benefis Hospitals, Inc. (Great Falls, MT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Louis Essandoh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Louis Essandoh accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and Providence Health Plan list Louis Essandoh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Louis Essandoh affiliated with any hospitals?

According to CMS data, Louis Essandoh is affiliated with Benefis Hospitals Inc.

When was this NPI record last updated?

The NPPES record for Louis Essandoh was last updated on May 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.