MELISSA JACKSON M.D.
NPI 1861839995
Internal Medicine - Gastroenterology in Brooklyn, NY

NPI Status: Active since May 30, 2013

Contact Information

101 PENNSYLVANIA AVENUE
BROOKLYN, NY
ZIP 11207
Phone: (718) 240-2000
Fax: (718) 240-2260

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  • Individual
  • Female
  • Years of Experience 13
  • Internal Medicine
  • Gastroenterology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About MELISSA JACKSON

This page provides the complete NPI Profile along with additional information for Melissa Jackson, an internist established in Brooklyn, New York with a medical specialization in Internal Medicine, focusing in gastroenterology and more than 13 years of experience. She graduated from Geisel School Of Medicine At Dartmouth in 2013. The healthcare provider is registered in the NPI registry with number 1861839995 assigned on May 2013. The practitioner's primary taxonomy code is 207RG0100X with license number 298787 (NY). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1861839995
Provider Name
MELISSA JACKSON M.D.
Gender
Female
Entity Type
Individual
Location Address
101 PENNSYLVANIA AVENUE BROOKLYN, NY 11207
Location Phone
(718) 240-2000
Location Fax
(718) 240-2260
Mailing Address
55 WATER ST FL 2 NEW YORK, NY 10041
Mailing Phone
(646) 680-2888
Mailing Fax
(718) 240-2260
Medical School Name
GEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduation Year
2013
Is Sole Proprietor?
Yes
Enumeration Date
05-30-2013
Last Update Date
10-01-2025
Code Navigator

An internist like Melissa Jackson is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 593 Eddy St
    Providence, RI 02903
    (401) 444-4741
  • 125-06 101st Ave
    125-06 101st Ave, NY 11419
    (718) 849-2900
  • 447 Atlantic Ave
    Brooklyn, NY 11217
    (718) 858-6300

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
License No.
298787
License State
NY
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

LP02856 (RI)

Medicare Participation & PECOS Enrollment Status

Melissa Jackson is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Melissa Jackson is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 7113146945

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20190618000628

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Blood glucose (sugar) test performed by hand-held instrument

A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.

This service was performed 13 times for 13 patients

Colonoscopy

A colonoscopy is a medical procedure that allows your doctor to examine your colon (the large intestine). It utilizes a thin, flexible tube with a tiny camera on the end, which is inserted through the rectum. This procedure can help identify issues such as polyps, inflammation, or early signs of cancer. It's usually recommended for people over 50 or those with specific risk factors.

This service was performed for 215 patients

Diagnostic exam of large bowel using a flexible endoscope

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

This service was performed 14 times for 14 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 35 times for 27 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 33 times for 33 patients

Upper gastrointestinal (GI) endoscopy for acid reflux

An upper GI endoscopy is a procedure to examine your esophagus and stomach using a thin, flexible tube called an endoscope. It helps diagnose conditions like acid reflux by identifying any inflammation or damage. It's generally safe, performed under sedation, and takes about 15-30 minutes.

This service was performed for 48 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $38.57 for a new patient copayment and $29.4 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 11207 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $154.28
  • Minimum New Patient Price $67.4
  • Maximum New Patient Price $203.53
  • Average New Patient Copayment $38.57
  • Minimum New Patient Copayment $16.85
  • Maximum New Patient Copayment $50.88

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $117.62
  • Minimum Established Patient Price $21.66
  • Maximum Established Patient Price $164.45
  • Average Established Patient Copayment $29.4
  • Minimum Established Patient Copayment $5.41
  • Maximum Established Patient Copayment $41.11

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Melissa Jackson is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
BROOKLYN HOSPITAL CENTER - DOWNTOWN CAMPUS121 DEKALB AVENUE
BROOKLYN, NY 11201
(718) 250-8000Acute Care Hospitals

Reviews for MELISSA JACKSON M.D.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1861839995, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 8 → 16 → 7 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 1 + 2 + 1 + 1 + 6 + 3 + 1 + 8 + 9 + 1 + 8 + 24 = 75

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1861839995.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Practitioner (Family)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Emergency Medicine
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Internal Medicine
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Internal Medicine
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Family Medicine
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Internal Medicine (Rheumatology)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Obstetrics & Gynecology
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Internal Medicine (Cardiovascular Disease)
101 PENNSYLVANIA AVENUE, INTERNAL MEDICINE
BROOKLYN, NY 11207
Internal Medicine (Cardiovascular Disease)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Pediatrics
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Podiatrist (Foot Surgery)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Nurse Practitioner (Family)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Internal Medicine (Endocrinology, Diabetes & Metabolism)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Nurse Practitioner (Family)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Physician Assistant
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Family Medicine
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Optometrist
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Pediatrics
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Nurse Practitioner (Family)
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207
Physician Assistant
101 PENNSYLVANIA AVENUE
BROOKLYN, NY 11207

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861839995, enumerated as an "individual" on May 30, 2013.

The provider is located at 101 PENNSYLVANIA AVENUE BROOKLYN, NY 11207 and the phone number is (718) 240-2000.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

Melissa Jackson is affiliated with: BROOKLYN HOSPITAL CENTER - DOWNTOWN CAMPUS.