Active NPI 1679125546 Individual Practitioner Female Practitioner

Micah Elise Williams , PA

Physician Assistant • San Marcos, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Micah Williams, PA is a certified Physician Assistant practicing in San Marcos, TX. With approximately 8 years of clinical experience since graduating from University Of Texas Medical Branch At Galveston in 2018, Micah Williams delivers high-quality medical care to the local community at 1999 MEDICAL PKWY STE A.

Micah Williams is affiliated with Sanova Dermatology Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include destruction of precancer skin growth, 2-14 growths, established patient outpatient office visit, destruction of skin growth. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1999 Medical Pkwy Ste A

San Marcos, TX 786667579

Telephone 5123921411

Fax 5123921422

Associated Practice Facility / Clinic

🏢 Ana Luisa Rodriguez, Md Pa Facility NPI 1932204955

Medicare Profile & Education

Medical School

University Of Texas Medical Branch At Galveston

Graduation Year

2018

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in San Marcos, TX

Experienced Practitioner (5-10 Yrs)

Practitioner Clinical Experience

8 Yrs -5.1 yrs vs City Avg

City Avg: 13.1 Yrs

State Avg: 13.9 Yrs

Regional Practice Density

15 Specialists

Practicing in San Marcos, TX (11140 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

62.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williams (8 Years) 8 Yrs

San Marcos Specialty Average (13.1 Years) 13.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	669	127	$14.10	$5.76
99213 Established patient office or other outpatient visit, typically 15 minutes	382	257	$184.43	$77.27
17000 Destruction of skin growth	251	178	$139.91	$39.29
17110 Destruction of up to 14 skin growths	228	171	$239.12	$97.85
11102 Tangential biopsy of single skin lesion	174	138	$213.30	$69.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	63	50	$260.52	$108.96
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	50	44	$116.05	$48.36
11103 Biopsy of related skin growth, each additional growth	45	36	$105.48	$43.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$228.08	$94.78
69100 Biopsy of ear	11	11	$201.84	$55.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	531	101	$14.02	$5.88
99213 Established patient office or other outpatient visit, typically 15 minutes	308	250	$183.61	$77.05
17000 Destruction of skin growth	183	144	$139.01	$40.94
17110 Destruction of up to 14 skin growths	174	142	$238.62	$99.20
11102 Tangential biopsy of single skin lesion	113	99	$213.21	$73.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	43	$259.37	$108.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	48	43	$115.50	$48.50
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	47	47	$227.13	$95.56
11103 Biopsy of related skin growth, each additional growth	19	15	$105.52	$44.13
17004 Destruction of precancer skin growth, 15 or more growths	17	16	$351.26	$147.27
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	11	11	$630.85	$264.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	568	105	$13.29	$5.61
99213 Established patient office or other outpatient visit, typically 15 minutes	236	171	$177.30	$74.61
17000 Destruction of skin growth	179	131	$131.31	$42.06
11102 Tangential biopsy of single skin lesion	103	93	$201.86	$76.76
17110 Destruction of up to 14 skin growths	79	66	$221.61	$93.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	68	57	$249.10	$105.40
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	49	49	$218.08	$91.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	25	$110.10	$46.32
11103 Biopsy of related skin growth, each additional growth	23	19	$100.62	$42.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$325.82	$137.15
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	12	12	$597.78	$251.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	519	113	$12.73	$5.43
99213 Established patient office or other outpatient visit, typically 15 minutes	204	169	$176.86	$75.52
17000 Destruction of skin growth	191	145	$129.13	$44.64
11102 Tangential biopsy of single skin lesion	102	92	$203.70	$79.07
17110 Destruction of up to 14 skin growths	102	85	$222.35	$94.60
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	72	66	$249.66	$107.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	52	52	$217.92	$92.82
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$326.78	$138.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	25	24	$108.77	$46.55
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	16	14	$604.17	$257.13
17004 Destruction of precancer skin growth, 15 or more growths	14	12	$323.09	$137.77
11103 Biopsy of related skin growth, each additional growth	14	11	$103.66	$43.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
17003 Destruction of precancer skin growth, 2-14 growths	45	12	$11.57	$4.99
99213 Established patient office or other outpatient visit, typically 15 minutes	28	28	$146.09	$62.14
17000 Destruction of skin growth	15	15	$127.50	$45.04
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	13	$88.31	$37.48
11102 Tangential biopsy of single skin lesion	11	11	$196.89	$82.82

Medical Specialties & State Licenses

CMS Verified: 2022-03-31

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License TX PA12347

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.

Hospital & Practice Group Affiliations

Sanova Dermatology Pllc

12319 N Mopac Expressway, Austin, TX 787582403

Phone: 5128373376

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners

Dr. Ana Rodriguez , MD

Dermatology

NPI 1124123138

Doctor of Medicine (M.D.)

Dr. Edward Perez , MD PHD

Dermatology

NPI 1881755650

MDPHD

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

13 Historical Events

📍

Updated Practice Location December 23, 2020

Registered at 1999 MEDICAL PKWY STE A, SAN MARCOS, TX 786667579 (Tel: 5123921411)

📍

Updated Business Mailing Address December 23, 2020

Registered at 4919 MEMORIAL HWY STE 150, TAMPA, FL 336347516 (Tel: 8133331528)

📍

Updated Business Mailing Address November 16, 2020

Registered at 1999 MEDICAL PKWY, STE A, SAN MARCOS, TX 786667579 (Tel: 5123921411)

📍

Updated Practice Location February 10, 2020

Registered at 1605 REDWOOD RD, SAN MARCOS, TX 786669734 (Tel: 5123921411)

📍

Updated Business Mailing Address February 10, 2020

Registered at 1605 REDWOOD RD, SAN MARCOS, TX 786669734 (Tel: 5123921411)

👤

Provider Name / Credentials Updated February 10, 2020

Recorded as MICAH WILLIAMS, PA

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 10, 2020

Physician Assistant (License #PA12347 in TX)

✅

NPI Profile Active July 11, 2019

NPI status registered as active in NPPES database

📍

Updated Practice Location July 11, 2019

Registered at 400 W LBJ FWY STE 330, IRVING, TX 750633717 (Tel: 9725562885)

📍

Updated Business Mailing Address July 11, 2019

Registered at 400 W LBJ FWY STE 330, IRVING, TX 750633717 (Tel: 9725562885)

👤

Provider Name / Credentials Updated July 11, 2019

Recorded as MICAH WILLIAMS, PA-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 11, 2019

Physician Assistant (License #PA12347 in TX)

🟢

Initial NPI Registration & Enumeration July 11, 2019

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1679125546

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 11, 2019

Last Update: March 31, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4919 Memorial Hwy Ste 150

Tampa, FL 336347516

Phone: 8133331528

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.