DR. MARCELLUS ANDRE WALKER MD
NPI 1003038274
Internal Medicine in Brooklyn, NY

Q: What is Marcellus Walker's NPI number?

The NPI number for Marcellus Walker is 1003038274. It was assigned to this individual provider in the NPPES registry on May 3, 2007.

Q: What is Marcellus Walker's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Marcellus Walker was last updated on December 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 May 03, 2007PECOS EnrolledAccepts Medicare Assignment

76.52/100

CMS Quality Rating

2094 PITKIN AVE, BROOKLYN, NY 11207(718) 240-0516(718) 240-0564 Get Directions Write a Review

NPPES record last updated: December 8, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Marcellus Andre Walker Md NPPES

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

DR. MARCELLUS ANDRE WALKER MD (NPI 1003038274) is an individual internal medicine provider in Brooklyn, New York, licensed in New York (189578A) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1978).

NPPES Registry Identity

NPI1003038274

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. MARCELLUS ANDRE WALKERCredential: MD

Location Address2094 PITKIN AVEBrooklyn, NY 11207-3509

Mailing Address220 E 26th St, Suite 1bNew York, NY 10010-2417 · (914) 671-2775

Phone(718) 240-0516

Fax(718) 240-0564

Sole ProprietorYes

Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1978

Enumeration DateMay 3, 2007

Last NPPES UpdateDecember 8, 2020

NPPES CertifiedDecember 8, 2020

✔ NPI 1003038274 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Licenses✔ Licensed in NY · 189578A✔ Licensed in PA · MD039838E

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.

2094 PITKIN AVE, Brooklyn, NY 11207

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

Dr. Marcellus Andre Walker 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 ID5395929830

PECOS Enrollment IDI20110407000812

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 10

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 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.

270 services237 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428

This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.

98 services93 patients

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.

55 services53 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

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.

43 services43 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

32 services29 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

29 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11207 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

$154.28 typical visit price

range $67.40 – $203.53

Typical copayment $38.57 (range $16.85 – $50.88)

Most-billed visit code 99204

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

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.

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.

76.52/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

64.02

Promoting Interoperability

100

Improvement Activities

Cost

57.73

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.

MELISSA NIA BOYKIN LCSW

Social Worker (Clinical)

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (718) 240-0400

DR. TESS SAJU PUNNAPUZHA M.D.

Pediatrics

2094 PITKIN AVE, EAST NEW YORK DIAGNOSTIC & TREATMENT CENTER
BROOKLYN, NY 11207

Kings County (718) 240-0560

SOPHIA MARIE SNIDER

Social Worker

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (913) 953-2829

EI KHINE MOE MD

Internal Medicine

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (844) 692-4692

MRS. LURLINE DIXON

Nurse Practitioner (Adult Health)

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (718) 240-0560

SHANICE MANN FNP, RN

Nurse Practitioner (Family)

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (844) 692-4692

MRS. ANNA M PITTS-WHITE NP

Registered Nurse (General Practice)

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (718) 240-0400

NEW YORK CITY HEALTH AND HOSPITALS CORPORATION

Clinic/Center

2094 PITKIN AVE
BROOKLYN, NY 11207

Kings County (718) 240-0559

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 Marcellus Walker's NPI number?

The NPI number for Marcellus Walker is 1003038274. It was assigned to this individual provider in the NPPES registry on May 3, 2007.

Where is Marcellus Walker located?

Marcellus Walker practices at 2094 Pitkin Ave, Brooklyn, NY 11207. The listed phone number is (718) 240-0516.

What is Marcellus Walker's specialty?

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

Is Marcellus Walker enrolled in Medicare?

Yes. Marcellus Walker 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 Marcellus Walker was last updated on December 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.