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NIYASDEEN DIEGUEZ SANTIESTEBAN M.D.
NPI 1669737953
Pediatrics in Miami, FL

Active since July 12, 2012PECOS EnrolledAccepts Medicare Assignment
3100 SW 62ND AVE, MIAMI, FL 33155(786) 599-3419 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 7, 2023, Sep 1, 2016, Sep 30, 2015 (3 updates tracked since 2015).

About Niyasdeen Dieguez Santiesteban M.d. NPPES

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

NIYASDEEN DIEGUEZ SANTIESTEBAN M.D. (NPI 1669737953) is an individual pediatrics provider in Miami, Florida, licensed in Florida (ME 124313) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS, is affiliated with Baptist Hospital Of Miami, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1669737953
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameNIYASDEEN DIEGUEZ SANTIESTEBANCredential: M.D.
Location Address3100 SW 62ND AVEMiami, FL 33155-3009
Mailing Address9910 W Calusa Club DrMiami, FL 33186-1512 · (786) 599-3419
Phone(786) 599-3419
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJuly 12, 2012
Last NPPES UpdateMarch 7, 20233 updates tracked since enumeration
✔ NPI 1669737953 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in FL · ME 124313✔ Licensed in FL · ME124313
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
3100 SW 62ND AVE, Miami, FL 33155
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Other Identifiers 2

Medicaid373797731FL
OtherME124313FL · License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.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

Niyasdeen Dieguez Santiesteban M.d. 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 ID2163784778
PECOS Enrollment IDI20180320000518
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

7

Medicare enrollment records show Niyasdeen Dieguez Santiesteban reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Urgent Care Physicians Of West Kendall LLC
7.7 mi
General Practice
13001 SW 88TH ST
Miami, FL 33186
  • Reassigned Medicare billing, Florida enrollment
  • 72 clinicians in this Medicare group
NPI 1508989757 (786) 596-3800
Urgent Care Physicians Of Westchester LLC
8.1 mi
General Practice
8840 BIRD ROAD, SUITE #100
Miami, FL 33165
  • Reassigned Medicare billing, Florida enrollment
  • 70 clinicians in this Medicare group
NPI 1992928162 (786) 596-3890
Urgent Care Physicians Of Palmetto Bay LLC
8.2 mi
General Practice
8950 SW 152ND ST STE 103
Palmetto Bay, FL 33157
  • Reassigned Medicare billing, Florida enrollment
  • 79 clinicians in this Medicare group
NPI 1740403914 (786) 596-3840
Urgent Care Physicians Of Tamiami LLC
8.6 mi
General Practice
14660 SW 8TH ST STE 100
Miami, FL 33184
  • Reassigned Medicare billing, Florida enrollment
  • 74 clinicians in this Medicare group
NPI 1639381965 (786) 596-4100
Urgent Care Physicians Of Country Walk LLC
11 mi
General Practice
13500 SW 152ND ST
Miami, FL 33177
  • Reassigned Medicare billing, Florida enrollment
  • 79 clinicians in this Medicare group
NPI 1689838849 (786) 596-4300
Equality Mental Center Inc
12 mi
Community/Behavioral Health
5803 NW 151ST ST STE 200B
Miami Lakes, FL 33014
  • Reassigned Medicare billing, Florida enrollment
NPI 1285217356 (305) 402-4793
Urgent Care Physicians Of Cutler Bay, LLC
12 mi
General Practice
20997 OLD CUTLER RD
Cutler Bay, FL 33189
  • Reassigned Medicare billing, Florida enrollment
  • 43 clinicians in this Medicare group
NPI 1356163638 (786) 595-1780

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 5

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.
82 services80 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.
35 services35 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.
19 services19 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.
12 services12 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.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Baptist Hospital Of Miami

Acute Care Hospitals · Miami, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100008
Location8900 N Kendall DrMiami, FL 33176 · Miami-Dade County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33155 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
$96.13 typical visit price
range $60.92 – $187.05
Typical copayment $24.03 (range $15.23 – $46.76)
Most-billed visit code 99203
Established Patient
$107.17 typical visit price
range $18.99 – $150.24
Typical copayment $26.79 (range $4.74 – $37.56)
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.

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.

PATRICE NEIL PA-C
Physician Assistant (Medical)
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (305) 666-6511
NICKLAUS CHILDREN'S PEDIATRIC SPECIALISTS, LLC
Pediatrics (Pediatric Cardiology)
3100 SW 62ND AVE, 2ND FLOOR, SUITE A- DEPARTMENT OF CARDIOLOGY
MIAMI, FL 33155
Miami-Dade County (786) 624-5876
LUCILA SERVITJE AZCARRAGA MD
Student in an Organized Health Care Education/Training Program
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (305) 669-5873
DR. YELENA SLOBODSCOY IGNATOV BSC, MD
Student in an Organized Health Care Education/Training Program
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (305) 669-5873
SIVANESAN SIVAGNANA GANESAN
Student in an Organized Health Care Education/Training Program
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (786) 624-2855
HIMANSHU MEENA
Student in an Organized Health Care Education/Training Program
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (305) 669-5873
DR. TERESITA FOX M.D.
Pediatrics
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (561) 624-9188
MRS. ERIN HERNANDEZ CPNP
Nurse Practitioner (Pediatrics)
3100 SW 62ND AVE
MIAMI, FL 33155
Miami-Dade County (305) 662-8357

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 Niyasdeen Dieguez Santiesteban's NPI number?

The NPI number for Niyasdeen Dieguez Santiesteban is 1669737953. It was assigned to this individual provider in the NPPES registry on July 12, 2012.

Where is Niyasdeen Dieguez Santiesteban located?

Niyasdeen Dieguez Santiesteban practices at 3100 SW 62nd Ave, Miami, FL 33155. The listed phone number is (786) 599-3419.

What is Niyasdeen Dieguez Santiesteban's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Niyasdeen Dieguez Santiesteban enrolled in Medicare?

Yes. Niyasdeen Dieguez Santiesteban 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 Niyasdeen Dieguez Santiesteban's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Niyasdeen Dieguez Santiesteban reassigns Medicare benefits to 7 organizations: Urgent Care Physicians Of West Kendall LLC (Miami, FL), Urgent Care Physicians Of Westchester LLC (Miami, FL), Urgent Care Physicians Of Palmetto Bay LLC (Palmetto Bay, FL), Urgent Care Physicians Of Tamiami LLC (Miami, FL), Urgent Care Physicians Of Country Walk LLC (Miami, FL) and 2 more organizations, listed in the Medicare section above. 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 Niyasdeen Dieguez Santiesteban's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Niyasdeen Dieguez Santiesteban accept?

Health plans from Molina Healthcare list Niyasdeen Dieguez Santiesteban 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 Niyasdeen Dieguez Santiesteban affiliated with any hospitals?

According to CMS data, Niyasdeen Dieguez Santiesteban is affiliated with Baptist Hospital Of Miami.

When was this NPI record last updated?

The NPPES record for Niyasdeen Dieguez Santiesteban was last updated on March 7, 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.