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DR. ELIZABETH CRISTINA MARRON M.D.
NPI 1326538885
Psychiatry & Neurology - Psychiatry in Mckinney, TX

Active since May 10, 2018PECOS EnrolledAccepts Medicare Assignment
1400 N COIT RD STE 302, MCKINNEY, TX 75071(917) 634-5311 Get Directions Write a Review

NPPES record last updated: January 17, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 17, 2023, Sep 29, 2022, May 10, 2018 (3 updates tracked since 2018).

About Dr. Elizabeth Cristina Marron M.d. NPPES

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

DR. ELIZABETH CRISTINA MARRON M.D. (NPI 1326538885) is an individual psychiatry provider in Mckinney, Texas, licensed in Texas (BP10063893) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with St Mary's Healthcare, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1326538885
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ELIZABETH CRISTINA MARRONCredential: M.D.
Location Address1400 N COIT RD STE 302Mckinney, TX 75071-6656
Mailing Address1400 N Coit Rd Ste 302Mckinney, TX 75071-6656 · (917) 634-5311
Phone(917) 634-5311
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateMay 10, 2018
Last NPPES UpdateJanuary 17, 20233 updates tracked since enumeration
NPPES CertifiedOctober 27, 2022
✔ NPI 1326538885 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 TX · BP10063893
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.
1400 N COIT RD STE 302, Mckinney, TX 75071
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Cigna Healthcare, UnitedHealthcare.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

Dr. Elizabeth Cristina Marron 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 ID5698155919
PECOS Enrollment IDI20220705001772, I20220707003942
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 Elizabeth Marron reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Texas Health Virtual Care
23 mi
Internal Medicine
8200 WALNUT HILL LN FL 4
Dallas, TX 75231
  • Reassigned Medicare billing, Texas enrollment
  • 284 clinicians in this Medicare group
NPI 1942951199 (214) 345-8001
Mccd Fl Psychiatry Services PA
911 mi
Psychiatry
1301 RIVERPLACE BLVD STE 800
Jacksonville, FL 32207
  • Reassigned Medicare billing, Texas enrollment
  • 240 clinicians in this Medicare group
NPI 1659003457 (833) 351-8255
Mccd Psychiatry Services PLLC
1,358 mi
Psychiatry
109 W 27TH ST # 5S
New York, NY 10001
  • Reassigned Medicare billing, New York and Texas enrollments
  • 590 clinicians in this Medicare group
NPI 1033750823 (917) 634-5311
St Marys Healthcare
1,395 mi
General Acute Care Hospital
427 GUY PARK AVE, ST MARYS HEALTHCARE PRIMARY CARE DEPT
Amsterdam, NY 12010
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: St. Mary's Healthcare
  • 144 clinicians in this Medicare group
NPI 1518926401 (518) 841-7407

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.

St Mary's Healthcare

Acute Care Hospitals · Amsterdam, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330047
Location427 Guy Park AvenueAmsterdam, NY 12010 · Montgomery County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75071 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
$166.88 typical visit price
range $54.84 – $166.88
Typical copayment $41.72 (range $13.71 – $41.72)
Most-billed visit code 99205
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

ALI HASAN EBRAHIM M.D.
Psychiatry & Neurology (Neurology)
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (469) 281-5478
PROFERRED PSYCHIATRY OF TEXAS PLLC
Nurse Practitioner (Psychiatric/Mental Health)
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (972) 987-6183
ZINTAS FAMILY CLINIC
Family Medicine
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (469) 960-3731
DR. TOLULOPE BAKARE M.D.
Urology
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (888) 538-4185
MS. VICTORIA SALAU NP
Nurse Practitioner (Family)
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (214) 494-0217
INTERVENTIONAL ENDOCRINOLOGY, DIABETES, THYROID AND METABOLIC CT TX
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (940) 580-9068
ABIGAIL DUNN MD
Psychiatry & Neurology (Psychiatry)
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (833) 351-8255
SHEPHALI SHARMA DO
Family Medicine
1400 N COIT RD STE 302
MCKINNEY, TX 75071
Collin County (877) 868-2528

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 Elizabeth Marron's NPI number?

The NPI number for Elizabeth Marron is 1326538885. It was assigned to this individual provider in the NPPES registry on May 10, 2018.

Where is Elizabeth Marron located?

Elizabeth Marron practices at 1400 N Coit Rd Ste 302, Mckinney, TX 75071. The listed phone number is (917) 634-5311.

What is Elizabeth Marron's specialty?

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

Is Elizabeth Marron enrolled in Medicare?

Yes. Elizabeth Marron 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 Elizabeth Marron's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Marron reassigns Medicare benefits to 4 organizations: Texas Health Virtual Care (Dallas, TX), Mccd Fl Psychiatry Services PA (Jacksonville, FL), Mccd Psychiatry Services PLLC (New York, NY) and St Marys Healthcare (Amsterdam, 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 Elizabeth Marron's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Marron accept?

Health plans from Blue Cross and Blue Shield of Texas, Cigna Healthcare and UnitedHealthcare list Elizabeth Marron 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 Elizabeth Marron affiliated with any hospitals?

According to CMS data, Elizabeth Marron is affiliated with St Mary's Healthcare.

When was this NPI record last updated?

The NPPES record for Elizabeth Marron was last updated on January 17, 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.