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MS. MICAH ELISE WILLIAMS PA
NPI 1679125546
Physician Assistant in San Marcos, TX

Active since July 11, 2019PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
1999 MEDICAL PKWY STE A, SAN MARCOS, TX 78666(512) 392-1411(512) 392-1422 Get Directions Write a Review

NPPES record last updated: March 31, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 23, 2020, Nov 16, 2020, Feb 10, 2020 and 1 more (4 updates tracked since 2019).

About Ms. Micah Elise Williams Pa NPPES

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

MS. MICAH ELISE WILLIAMS PA (NPI 1679125546) is an individual physician assistant in San Marcos, Texas, licensed in Texas (PA12347) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical Branch At Galveston (2018).

NPPES Registry Identity

NPI1679125546
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. MICAH ELISE WILLIAMSCredential: PA
Location Address1999 MEDICAL PKWY STE ASan Marcos, TX 78666-7579
Mailing Address4919 Memorial Hwy Ste 150Tampa, FL 33634-7516 · (813) 333-1528 · Fax (813) 255-2818
Phone(512) 392-1411
Fax(512) 392-1422
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2018
Enumeration DateJuly 11, 2019
Last NPPES UpdateMarch 31, 20224 updates tracked since enumeration
NPPES CertifiedMarch 31, 2022
✔ NPI 1679125546 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in TX · PA12347
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
1999 MEDICAL PKWY STE A, San Marcos, TX 78666
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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, Moda Health Plan, Inc., Oscar Insurance Company and more.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

Ms. Micah Elise Williams Pa 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 ID5799112033
PECOS Enrollment IDI20200225002777
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 10

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.

Destruction of precancer skin growth, 2-14 growths 17003
This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
669 services127 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
382 services257 patients
Destruction of precancer skin growth, 1 growth 17000
"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
251 services178 patients
Destruction of skin growth, 1-14 growths 17110
"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.
228 services171 patients
Biopsy of related skin growth, first growth 11102
A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.
174 services138 patients
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.
63 services50 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
$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
$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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES

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

DR. EDWARD PENA PEREZ MD PHD
Dermatology
1999 MEDICAL PKWY STE A
SAN MARCOS, TX 78666
Hays County (512) 392-1411

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 Micah Williams's NPI number?

The NPI number for Micah Williams is 1679125546. It was assigned to this individual provider in the NPPES registry on July 11, 2019.

Where is Micah Williams located?

Micah Williams practices at 1999 Medical Pkwy Ste A, San Marcos, TX 78666. The listed phone number is (512) 392-1411.

What is Micah Williams's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Micah Williams enrolled in Medicare?

Yes. Micah Williams 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 Micah Williams accept?

Health plans from Blue Cross and Blue Shield of Texas, Moda Health Plan, Inc., Oscar Insurance Company, Sendero Health Plans, Local Nonprofit and UnitedHealthcare list Micah Williams 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 Micah Williams was last updated on March 31, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.