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NICHOLAS J PEREZ MD
NPI 1851501845
Obstetrics & Gynecology in Dallas, TX

Active since May 22, 2007PECOS EnrolledAccepts Medicare Assignment
3500 W WHEATLAND RD, DALLAS, TX 75237(214) 947-7777 Get Directions Write a Review

NPPES record last updated: April 23, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Nicholas J Perez Md NPPES

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

NICHOLAS J PEREZ MD (NPI 1851501845) is an individual obstetrics & gynecology provider in Dallas, Texas, licensed in Colorado (50541) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Methodist Charlton Medical Center, and is a graduate of University Medical College Of Kansas City (2007).

NPPES Registry Identity

NPI1851501845
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameNICHOLAS J PEREZCredential: MD
Location Address3500 W WHEATLAND RDDallas, TX 75237-3460
Mailing Address3500 W Wheatland RdDallas, TX 75237-3460 · (214) 947-7777
Phone(214) 947-7777
Sole ProprietorNo
Medical School CMSUniversity Medical College Of Kansas CityGraduated 2007
Enumeration DateMay 22, 2007
Last NPPES UpdateApril 23, 2018
✔ NPI 1851501845 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in CO · 50541✔ Licensed in TX · Q5899
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
3500 W WHEATLAND RD, Dallas, TX 75237
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Nicholas J Perez 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 ID8022254051
PECOS Enrollment IDI20160307000856
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

4

Medicare enrollment records show Nicholas Perez reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Provider Profile
Same address
Obstetrics & Gynecology
3450 W WHEATLAND RD STE 440
Dallas, TX 75237
  • Reassigned Medicare billing, Texas enrollment
  • 6 clinicians in this Medicare group
NPI 1316947666 (972) 298-4300
Medhealth
8.5 mi
Family Medicine
1441 N BECKLEY AVE
Dallas, TX 75203
  • Reassigned Medicare billing, Texas enrollment
  • 562 clinicians in this Medicare group
NPI 1912957200 (214) 884-4700
Arlington Physician Services PA
14 mi
Obstetrics & Gynecology
2700 E BROAD ST
Mansfield, TX 76063
  • Reassigned Medicare billing, Texas enrollment
  • 127 clinicians in this Medicare group
NPI 1093144610 (682) 242-2000
Obhg Texas Holdings, P.A.
162 mi
Obstetrics & Gynecology
12221 N MOPAC EXPY
Austin, TX 78758
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Obhg Texas Holdings PA
  • 998 clinicians in this Medicare group
NPI 1083917769 (800) 967-2289

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

Hospital Affiliations CMS Care Compare

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

Methodist Charlton Medical Center

Acute Care Hospitals · Dallas, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450723
Location3500 W Wheatland RoadDallas, TX 75237 · Dallas County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75237 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
$131.01 typical visit price
range $57.18 – $172.86
Typical copayment $32.75 (range $14.29 – $43.21)
Most-billed visit code 99204
Established Patient
$71.28 typical visit price
range $18.48 – $141.20
Typical copayment $17.82 (range $4.62 – $35.30)
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.

OLUJIMI JINADU DO
Student in an Organized Health Care Education/Training Program
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 947-5420
DFW WOUND & HYPERBARICS, P.A.
Preventive Medicine (Undersea and Hyperbaric Medicine)
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 947-0752
LYNDSAY GAYLE LEFTWICH-PAQUETTE CNP
Nurse Practitioner (Acute Care)
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 960-5681
SUJITA TIWARI ACNP
Nurse Practitioner (Acute Care)
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 947-7777
RUTH GAINZAR MD
Student in an Organized Health Care Education/Training Program
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 947-5441
MONICA ANN CORNELIUS
Registered Nurse (Emergency)
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 947-7777
KSHMA KULKARNI
Family Medicine
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (214) 947-5420
RICHARD ALEXANDER VILLATORO PA-C
Physician Assistant
3500 W WHEATLAND RD
DALLAS, TX 75237
Dallas County (817) 496-9700

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 Nicholas Perez's NPI number?

The NPI number for Nicholas Perez is 1851501845. It was assigned to this individual provider in the NPPES registry on May 22, 2007.

Where is Nicholas Perez located?

Nicholas Perez practices at 3500 W Wheatland Rd, Dallas, TX 75237. The listed phone number is (214) 947-7777.

What is Nicholas Perez's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Nicholas Perez enrolled in Medicare?

Yes. Nicholas Perez 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 Nicholas Perez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Perez reassigns Medicare benefits to 4 organizations: (Dallas, TX), Medhealth (Dallas, TX), Arlington Physician Services PA (Mansfield, TX) and Obhg Texas Holdings, P.A. (Austin, TX). 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 Nicholas Perez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicholas Perez accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Nicholas Perez 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 Nicholas Perez affiliated with any hospitals?

According to CMS data, Nicholas Perez is affiliated with Methodist Charlton Medical Center.

When was this NPI record last updated?

The NPPES record for Nicholas Perez was last updated on April 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.