1. Home
  2. Directory
  3. Texas
  4. San Marcos
  5. Obstetrics Gynecology
  6. NPI Profile

DR. MICHAEL DAVIES D.O.
NPI 1477085579
Obstetrics & Gynecology in San Marcos, TX

Active since March 29, 2017PECOS EnrolledAccepts Medicare Assignment
1305 WONDER WORLD DR STE 209, SAN MARCOS, TX 78666(512) 353-6400(512) 396-1349 Get Directions Write a Review

NPPES record last updated: April 4, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 4, 2025, May 21, 2021, Mar 6, 2019 and 2 more (5 updates tracked since 2017).

About Dr. Michael Davies D.o. NPPES

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

DR. MICHAEL DAVIES D.O. (NPI 1477085579) is an individual obstetrics & gynecology provider in San Marcos, Texas, licensed in Texas (U0101) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, is affiliated with Christus Santa Rosa Hospital-san Marcos, and maintains a secondary practice location in San Antonio.

NPPES Registry Identity

NPI1477085579
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. MICHAEL DAVIESCredential: D.O.
Location Address1305 WONDER WORLD DR STE 209San Marcos, TX 78666-7541
Mailing AddressBldg. 3031Camp Humphreys, KOREA 96271
Phone(512) 353-6400
Fax(512) 396-1349
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMarch 29, 2017
Last NPPES UpdateApril 4, 20255 updates tracked since enumeration
NPPES CertifiedApril 4, 2025
✔ NPI 1477085579 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in TX · U0101✔ Licensed in VA · 0102205454
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.
1305 WONDER WORLD DR STE 209, San Marcos, TX 78666
Open in Google Maps ↗

Secondary Practice Location 1

Location 13551 Roger Brooke DrSan Antonio, TX 78234-4504 · Phone (210) 916-6463

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan.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

Dr. Michael Davies D.o. 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 ID6305365347
PECOS Enrollment IDI20250522002413
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.

Hospital Affiliations CMS Care Compare

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

Christus Santa Rosa Hospital-San Marcos

Acute Care Hospitals · San Marcos, TX
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450272
Location1301 Wonder World DriveSan Marcos, TX 78666 · Hays County
Emergency services Birthing friendly

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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
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 5

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

KARI HEUSINKVELD FAY M.D.
Obstetrics & Gynecology
1305 WONDER WORLD DR STE 209
SAN MARCOS, TX 78666
Hays County (512) 396-7575
DR. ROBERT R DURAN M.D.
Surgery
1305 WONDER WORLD DR STE 209
SAN MARCOS, TX 78666
Hays County (512) 353-6400
DR. BARRETT RANDALL BLAUE M.D.
Obstetrics & Gynecology
1305 WONDER WORLD DR STE 209
SAN MARCOS, TX 78666
Hays County (512) 396-7575
JULIE DIANNE KUBENA APRN, WHNP
Nurse Practitioner (Women's Health)
1305 WONDER WORLD DR STE 209
SAN MARCOS, TX 78666
Hays County (512) 396-3545
CARING CENTER FOR WOMEN, PA
Obstetrics & Gynecology
1305 WONDER WORLD DR STE 209
SAN MARCOS, TX 78666
Hays County (512) 396-7575

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 Michael Davies's NPI number?

The NPI number for Michael Davies is 1477085579. It was assigned to this individual provider in the NPPES registry on March 29, 2017.

Where is Michael Davies located?

Michael Davies practices at 1305 Wonder World Dr Ste 209, San Marcos, TX 78666. The listed phone number is (512) 353-6400.

What is Michael Davies's specialty?

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

Is Michael Davies enrolled in Medicare?

Yes. Michael Davies 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.

What insurance does Michael Davies accept?

Health plans from Blue Cross and Blue Shield of Texas and CHRISTUS Health Plan list Michael Davies 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 Michael Davies affiliated with any hospitals?

According to CMS data, Michael Davies is affiliated with Christus Santa Rosa Hospital-San Marcos.

When was this NPI record last updated?

The NPPES record for Michael Davies was last updated on April 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.