1. Home
  2. Directory
  3. New York
  4. Brooklyn
  5. Psychiatry Neurology
  6. NPI Profile

ALEJANDRO MANUEL RAMIREZ
NPI 1871957316
Psychiatry & Neurology - Psychiatry in Brooklyn, NY

Active since April 11, 2016PECOS EnrolledAccepts Medicare Assignment
4802 10TH AVE, MAIMONIDES MEDICAL CENTER, BROOKLYN, NY 11219(718) 283-7800(718) 635-7147 Get Directions Write a Review

NPPES record last updated: April 25, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Alejandro Manuel Ramirez NPPES

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

ALEJANDRO MANUEL RAMIREZ (NPI 1871957316) is an individual psychiatry provider in Brooklyn, New York, licensed in New York (306281) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Maimonides Medical Center, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1871957316
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameALEJANDRO MANUEL RAMIREZ
Location Address4802 10TH AVE, MAIMONIDES MEDICAL CENTERBrooklyn, NY 11219
Mailing Address4802 10th Ave, Maimonides Medical CenterBrooklyn, NY 11219 · (718) 283-6000
Phone(718) 283-7800
Fax(718) 635-7147
Sole ProprietorYes
Medical School CMSOtherGraduated 2016
Enumeration DateApril 11, 2016
Last NPPES UpdateApril 25, 2025
NPPES CertifiedApril 25, 2025
✔ NPI 1871957316 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NY · 306281
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
4802 10TH AVE, Brooklyn, NY 11219
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.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

Alejandro Manuel Ramirez 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 ID6305184763
PECOS Enrollment IDI20201015002138
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

2

Medicare enrollment records show Alejandro Ramirez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Maimonides Department Of Psychiatry Fpp
Same address
Psychiatry
4802 10TH AVE
Brooklyn, NY 11219
  • Reassigned Medicare billing, New York enrollment
  • 94 clinicians in this Medicare group
NPI 1376656710 (718) 283-8773
Maimonides Faculty Practice Plan
Same address
Internal Medicine
4802 10TH AVE
Brooklyn, NY 11219
  • Reassigned Medicare billing, New York enrollment
  • 1,177 clinicians in this Medicare group
NPI 1053344846 (718) 283-8700

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

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.

Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
23 services23 patients

Hospital Affiliations CMS Care Compare

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

Maimonides Medical Center

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330194
Location4802 Tenth AvenueBrooklyn, NY 11219 · Kings County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11219 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
$203.53 typical visit price
range $67.40 – $203.53
Typical copayment $50.88 (range $16.85 – $50.88)
Most-billed visit code 99205
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
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.

CARLOS BUZZETTA
Legal Medicine
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-8961
LOBELYS A ANICET PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-5660
CHIAMAKA MEREMETOH MD
Student in an Organized Health Care Education/Training Program
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-6000
JESSE M. GALINA
Student in an Organized Health Care Education/Training Program
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-6000
DR. ABANOUB ALFY NAKHLA MD
Student in an Organized Health Care Education/Training Program
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-6000
CHRISTINE LI MD
Student in an Organized Health Care Education/Training Program
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-6000
MS. KATRINA W SOWERBY FNP
Nurse Practitioner (Family)
4802 10TH AVE, PRE-TESTING
BROOKLYN, NY 11219
Kings County (718) 283-7300
MAIMONIDES MEDICAL CENTER MAIMONIDES INFECTIOUS DISEASES FPP
Internal Medicine (Infectious Disease)
4802 10TH AVE
BROOKLYN, NY 11219
Kings County (718) 283-8773

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 Alejandro Ramirez's NPI number?

The NPI number for Alejandro Ramirez is 1871957316. It was assigned to this individual provider in the NPPES registry on April 11, 2016.

Where is Alejandro Ramirez located?

Alejandro Ramirez practices at 4802 10th Ave Maimonides Medical Center, Brooklyn, NY 11219. The listed phone number is (718) 283-7800.

What is Alejandro Ramirez's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Alejandro Ramirez enrolled in Medicare?

Yes. Alejandro Ramirez 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 Alejandro Ramirez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alejandro Ramirez reassigns Medicare benefits to 2 organizations: Maimonides Department Of Psychiatry Fpp (Brooklyn, NY) and Maimonides Faculty Practice Plan (Brooklyn, NY). 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 Alejandro Ramirez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alejandro Ramirez accept?

Health plans from Oscar Health list Alejandro Ramirez 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 Alejandro Ramirez affiliated with any hospitals?

According to CMS data, Alejandro Ramirez is affiliated with Maimonides Medical Center.

When was this NPI record last updated?

The NPPES record for Alejandro Ramirez was last updated on April 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.