CRISTINA MEJIA-MILLAN PH.D.
NPI 1194820795
Psychologist in Winter Haven, FL

Active since September 14, 2006PECOS EnrolledAccepts Medicare Assignment
635 1ST ST N, WINTER HAVEN, FL 33881(863) 294-0670 Get Directions Write a Review

NPPES record last updated: December 11, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Cristina Mejia-millan Ph.d. NPPES

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

CRISTINA MEJIA-MILLAN PH.D. (NPI 1194820795) is an individual psychologist in Winter Haven, Florida, licensed in Florida (PY6458) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1194820795
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameCRISTINA MEJIA-MILLANCredential: PH.D.
Location Address635 1ST ST NWinter Haven, FL 33881-4129
Mailing Address635 1st St NWinter Haven, FL 33881-4129
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateSeptember 14, 2006
Last NPPES UpdateDecember 11, 2023
NPPES CertifiedDecember 11, 2023
✔ NPI 1194820795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License✔ Licensed in FL · PY6458
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
635 1ST ST N, Winter Haven, FL 33881

Accepted 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

Cristina Mejia-millan Ph.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 ID6608834817
PECOS Enrollment IDI20050216000573
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

3

Medicare enrollment records show Cristina Mejia-millan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Internal Medicine
635 1ST ST N
Winter Haven, FL 33881
  • Reassigned Medicare billing, Florida enrollment
  • 34 clinicians in this Medicare group
General Practice
2995 DREW ST FL 2
Clearwater, FL 33759
  • Reassigned Medicare billing, Florida enrollment
  • 2,009 clinicians in this Medicare group
Community/Behavioral Health
6750 N ANDREWS AVE STE 200
Ft Lauderdale, FL 33309
  • Reassigned Medicare billing, Florida enrollment
  • 82 clinicians in this Medicare group

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 4

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 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
406 services401 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
244 services145 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
56 services55 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
42 services30 patients

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.

Family Medicine
635 1ST ST N
WINTER HAVEN, FL 33881
Family Medicine
635 1ST ST N
WINTER HAVEN, FL 33881
Internal Medicine (Nephrology)
635 1ST ST N
WINTER HAVEN, FL 33881
Internal Medicine
635 1ST ST N
WINTER HAVEN, FL 33881
Nurse Practitioner (Family)
635 1ST ST N
WINTER HAVEN, FL 33881
Internal Medicine
635 1ST ST N
WINTER HAVEN, FL 33881
Family Medicine
635 1ST ST N
WINTER HAVEN, FL 33881
Surgery
635 1ST ST N
WINTER HAVEN, FL 33881

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 Cristina Mejia-millan's NPI number?

The NPI number for Cristina Mejia-millan is 1194820795. It was assigned to this individual provider in the NPPES registry on September 14, 2006.

Where is Cristina Mejia-millan located?

Cristina Mejia-millan practices at 635 1st St N, Winter Haven, FL 33881. The listed phone number is (863) 294-0670.

What is Cristina Mejia-millan's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Cristina Mejia-millan enrolled in Medicare?

Yes. Cristina Mejia-millan 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 Cristina Mejia-millan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cristina Mejia-millan reassigns Medicare benefits to 3 organizations: Gessler Clinic Professional Association (Winter Haven, FL), Baycare Medical Group, Inc. (Clearwater, FL) and Che Behavioral Health Services Of Florida, P.A. (Ft Lauderdale, FL). 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 Cristina Mejia-millan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Cristina Mejia-millan accept?

Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Molina Healthcare and 2 other insurers list Cristina Mejia-millan 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.

When was this NPI record last updated?

The NPPES record for Cristina Mejia-millan was last updated on December 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.