STEPHEN GUESS RICHARDSON MD
NPI 1992020440
Family Medicine in San Marcos, TX

Active since March 27, 2010PECOS EnrolledAccepts Medicare Assignment
401 BROADWAY ST STE A, SAN MARCOS, TX 78666(512) 805-5650(512) 392-4744 Get Directions Write a Review

NPPES record last updated: July 6, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 6, 2021, Jul 16, 2019 (2 updates tracked since 2019).

About Stephen Guess Richardson Md NPPES

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

STEPHEN GUESS RICHARDSON MD (NPI 1992020440) is an individual family medicine provider in San Marcos, Texas, licensed in Texas (P3805) and active in the NPI registry since March 2010. He is enrolled in Medicare PECOS, is affiliated with Christus Santa Rosa Hospital-san Marcos, and is a graduate of Louisiana State University School Of Medicine In Shreveport (2010).

NPPES Registry Identity

NPI1992020440
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameSTEPHEN GUESS RICHARDSONCredential: MD
Location Address401 BROADWAY ST STE ASan Marcos, TX 78666-7771
Mailing Address401 Broadway St Ste ASan Marcos, TX 78666-7771 · (512) 805-5650 · Fax (512) 392-4744
Fax(512) 392-4744
Sole ProprietorYes
Medical School CMSLouisiana State University School Of Medicine In ShreveportGraduated 2010
Enumeration DateMarch 27, 2010
Last NPPES UpdateJuly 6, 20212 updates tracked since enumeration
NPPES CertifiedJuly 6, 2021
NPI 1992020440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in TX · P3805
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

401 BROADWAY ST STE A, San Marcos, TX 78666

Other Identifiers 3

OtherP01390909Rr Medicare
Medicaid339722601TX
Other36089YMG2Medicare

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

Stephen Guess Richardson 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 ID7214156009
PECOS Enrollment IDI20140909001961
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 2

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
89 services46 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
36 services23 patients

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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
6 suppliers23 claims57 services$5.67 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

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

Case Manager/Care Coordinator
401 BROADWAY ST STE A
SAN MARCOS, TX 78666
Case Manager/Care Coordinator
401 BROADWAY ST STE A
SAN MARCOS, TX 78666
Case Manager/Care Coordinator
401 BROADWAY ST STE A
SAN MARCOS, TX 78666
Case Manager/Care Coordinator
401 BROADWAY ST STE A
SAN MARCOS, TX 78666

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 Stephen Richardson's NPI number?

The NPI number for Stephen Richardson is 1992020440. It was assigned to this individual provider in the NPPES registry on March 27, 2010.

Where is Stephen Richardson located?

Stephen Richardson practices at 401 Broadway St Ste A, San Marcos, TX 78666. The listed phone number is (512) 805-5650.

What is Stephen Richardson's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Stephen Richardson enrolled in Medicare?

Yes. Stephen Richardson 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 Stephen Richardson accept?

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

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

When was this NPI record last updated?

The NPPES record for Stephen Richardson was last updated on July 6, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.