BARRY JOSEPH MILLS M.D.
NPI 1902918675
Psychiatry & Neurology - Psychiatry in San Marcos, TX

Active since August 31, 2006PECOS EnrolledAccepts Medicare Assignment
151 STAGECOACH TRL STE 220, SAN MARCOS, TX 78666(844) 824-8775 Get Directions Write a Review

NPPES record last updated: January 9, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jan 9, 2026, Feb 25, 2023, Jan 4, 2022 and 3 more (6 updates tracked since 2017).

About Barry Joseph Mills M.d. NPPES

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

BARRY JOSEPH MILLS M.D. (NPI 1902918675) is an individual psychiatry provider in San Marcos, Texas, licensed in Texas (J0131) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Texas Southwestern Medical School At Dallas (1990).

NPPES Registry Identity

NPI1902918675
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameBARRY JOSEPH MILLSCredential: M.D.
Location Address151 STAGECOACH TRL STE 220San Marcos, TX 78666-3863
Mailing Address200 S Oakridge Dr Ste 101-601Hudson Oaks, TX 76087-1794 · (817) 779-4466 · Fax (817) 730-9110
Sole ProprietorNo
Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 1990
Enumeration DateAugust 31, 2006
Last NPPES UpdateJanuary 9, 20266 updates tracked since enumeration
NPPES CertifiedJanuary 9, 2026
NPI 1902918675 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses Licensed in TX · J0131 Licensed in MA · 221607 Licensed in CA · C51171
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.

151 STAGECOACH TRL STE 220, San Marcos, TX 78666

Secondary Practice Locations 3

Location 11332 De La Vina StSanta Barbara, CA 93101-3121 · Phone (805) 681-0035 · Fax (805) 681-0029
Location 2200 S Oakridge Dr Ste 101-601Hudson Oaks, TX 76087-1794 · Phone (817) 779-4466 · Fax (817) 730-9110
Location 35901 ENCINA RD STE AGOLETA, CA 93117-2270 · Phone (805) 681-0035

Other Identifiers 2

Medicaid124990608TX
Medicaid124990609TX

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Barry Joseph Mills 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 ID7810958428
PECOS Enrollment IDI20110519000508, I20140318001384
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 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.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78666 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 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Social Worker (Clinical)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Nurse Practitioner (Psychiatric/Mental Health)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Counselor (Professional)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Psychiatry & Neurology (Psychiatry)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Social Worker (Clinical)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Counselor (Professional)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666
Nurse Practitioner (Psychiatric/Mental Health)
151 STAGECOACH TRL STE 220
SAN MARCOS, TX 78666

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902918675, enumerated as an "individual" on August 31, 2006.

The provider is located at 151 STAGECOACH TRL STE 220 SAN MARCOS, TX 78666 and the phone number is (844) 824-8775.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.

The provider might be accepting Accepts: Ambetter from Arizona Complete Health, Ambetter. Please consult your insurance carrier or call the provider to verify.