Active NPI 1225094121 Individual Practitioner Female Practitioner

Dr. Gladys C Weng , DO

Internal Medicine • Austin, TX

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Gladys Weng, DO is a certified Internal Medicine practicing in Austin, TX. With approximately 28 years of clinical experience since graduating from University Of North Texas Hsc, College Of Osteopathic Med in 1998, Dr. Weng delivers high-quality medical care to the local community at 4419 FRONTIER TRL.

Dr. Weng is affiliated with Scott And White Clinic and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4419 Frontier Trl

Austin, TX 787451686

Telephone 5126548100

Associated Practice Facility / Clinic

🏢 Southwest Skin & Cancer Clinic, P.a. Facility NPI 1619942182

Medicare Profile & Education

Medical School

University Of North Texas Hsc, College Of Osteopathic Med

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Austin, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

28 Yrs +7.2 yrs vs City Avg

City Avg: 20.8 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

620 Specialists

Practicing in Austin, TX (9538 Statewide)

Telehealth Adoption Rate

16.1% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

59.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Weng (28 Years) 28 Yrs

Austin Specialty Average (20.8 Years) 20.8 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	344	151	$209.00	$127.36
36415 Insertion of needle into vein for collection of blood sample	185	120	$24.00	$8.52
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	113	113	$219.00	$129.64
G0008 Administration of influenza virus vaccine	31	31	$25.00	$24.50
90653 Vaccine for influenza for injection into muscle	27	27	$125.00	$81.82
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	20	17	$32.29	$16.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$322.00	$167.75
G0009 Administration of pneumococcal vaccine	17	17	$37.00	$32.50
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	17	17	$1167.72	$290.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	331	145	$209.00	$127.86
36415 Insertion of needle into vein for collection of blood sample	202	116	$24.00	$8.28
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	90	90	$219.00	$129.60
G0008 Administration of influenza virus vaccine	41	41	$25.00	$24.50
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage	38	38	$120.00	$75.81
G0009 Administration of pneumococcal vaccine	33	33	$37.00	$30.91
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	33	33	$1148.06	$282.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$322.00	$166.71
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	15	$280.00	$179.64
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$399.00	$220.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	302	123	$209.00	$128.15
36415 Insertion of needle into vein for collection of blood sample	155	98	$24.00	$2.89
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	76	76	$219.00	$132.28
G0008 Administration of influenza virus vaccine	44	43	$25.00	$24.51
90662 Influenza vaccine split virus, preservative free	40	39	$117.67	$68.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$322.00	$168.37
G0009 Administration of pneumococcal vaccine	22	22	$37.00	$30.45
99213 Established patient office or other outpatient visit, typically 15 minutes	20	16	$142.00	$92.51
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	16	$280.00	$182.37
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$399.00	$223.25
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	12	12	$1083.84	$278.05

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	214	98	$209.00	$129.74
36415 Insertion of needle into vein for collection of blood sample	123	81	$24.00	$2.94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	63	63	$219.00	$135.21
99213 Established patient office or other outpatient visit, typically 15 minutes	54	40	$142.00	$93.43
G0008 Administration of influenza virus vaccine	26	26	$25.00	$17.55
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$322.00	$164.37
90662 Influenza vaccine split virus, preservative free	23	23	$90.00	$65.07
G0009 Administration of pneumococcal vaccine	19	19	$37.00	$17.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	11	$85.00	$57.88
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	13	13	$104.48	$104.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	91	59	$209.00	$111.38
36415 Insertion of needle into vein for collection of blood sample	69	49	$24.00	$2.99
99213 Established patient office or other outpatient visit, typically 15 minutes	52	37	$142.00	$77.35
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	39	39	$219.00	$120.27
G0008 Administration of influenza virus vaccine	32	32	$27.03	$17.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$322.00	$168.38
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	18	18	$33.33	$19.58
90662 Influenza vaccine split virus, preservative free	15	15	$90.00	$60.98
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	11	$280.00	$150.29
G0009 Administration of pneumococcal vaccine	14	14	$37.00	$17.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	65	36	$209.00	$105.74
99213 Established patient office or other outpatient visit, typically 15 minutes	35	26	$142.00	$75.22
36415 Insertion of needle into vein for collection of blood sample	25	21	$24.00	$2.94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	14	14	$219.00	$117.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$322.00	$166.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	363	247	$319.82	$103.24
99213 Established patient office or other outpatient visit, typically 15 minutes	107	79	$217.56	$70.58
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	72	72	$334.56	$111.30
G0444 Annual depression screening, 5 to 15 minutes	57	57	$54.00	$17.22
G0009 Administration of pneumococcal vaccine	21	21	$136.05	$19.57
90662 Influenza vaccine split virus, preservative free	19	19	$122.37	$46.86
G0008 Administration of influenza virus vaccine	18	18	$57.00	$19.90
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	14	14	$296.55	$105.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	571	279	$321.58	$102.88
99213 Established patient office or other outpatient visit, typically 15 minutes	203	141	$219.00	$69.55
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	164	164	$349.00	$109.82
G0444 Annual depression screening, 5 to 15 minutes	141	141	$54.00	$17.07
G0009 Administration of pneumococcal vaccine	92	91	$141.00	$23.91
G0008 Administration of influenza virus vaccine	70	68	$73.00	$23.91
90662 Influenza vaccine split virus, preservative free	65	63	$142.63	$46.53
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	57	57	$280.25	$93.05
90670 Pneumococcal vaccine for injection into muscle	34	34	$558.96	$184.12
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	20	11	$76.00	$24.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$498.00	$157.51
83036 Hemoglobin A1C level	17	15	$40.00	$13.05

Medical Specialties & State Licenses

CMS Verified: 2026-05-07

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License TX M2868

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Scott And White Clinic

11209 S Interstate Hwy 35, Austin, TX 787471712

Phone: 5126544700

Scott And White Clinic

5000 W Slaughter Ln 100 Bldg, Austin, TX 787494015

Phone: 5122918002

Scott And White Clinic

10815 Ranch Rd, Austin, TX 787301159

Phone: 5123274262

Scott And White Clinic

16018 W Hwy 71 Pass, Bee Cave, TX 787387115

Phone: 5126543900

Scott And White Clinic

5245 W Hwy 290, Austin, TX 787358963

Phone: 5126542100

Scott And White Clinic

2608 Brockton Dr, Austin, TX 787584414

Phone: 5126544050

Scott And White Clinic

1701 E Pflugerville Pkwy, Pflugerville, TX 786608990

Phone: 5122596000

Scott And White Clinic

4419 Frontier Trl, Austin, TX 787451567

Phone: 5126548100

Scott And White Clinic

5251 W Hwy 290, Austin, TX 787358963

Phone: 5126543000

Scott And White Clinic

11805 Fm 2244 Rd, Bee Cave, TX 787385337

Phone: 5124029013

Scott And White Clinic

1001 Westbank Dr, Baylor Scott & White Clin, TX 787466669

Phone: 5126544150

Scott And White Clinic

5251 W Hwy 290 100, Austin, TX 787358963

Phone: 5126544319

Scott And White Clinic

3108 Ranch Rd 620, Lakeway, TX 787385635

Phone: 5126544200

Practice Associates & Co-Workers

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

1 Associated Practitioners

Lauren Heller

Physician Assistant

NPI 1831852698

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Practice Location May 07, 2026

Registered at 4419 FRONTIER TRL, AUSTIN, TX 787451686 (Tel: 5126548100)

✅

NPI Profile Active September 01, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location September 01, 2011

Registered at 1320 WONDER WORLD DR, 101, SAN MARCOS, TX 786667557 (Tel: 5123963911)

📍

Updated Business Mailing Address September 01, 2011

Registered at 1320 WONDER WORLD DR, SUITE 101, SAN MARCOS, TX 786667557 (Tel: 5123963911)

👤

Provider Name / Credentials Updated September 01, 2011

Recorded as GLADYS WENG, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 01, 2011

Internal Medicine (License #M2868 in TX)

🟢

Initial NPI Registration & Enumeration April 21, 2006

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: 1225094121

Entity Type:

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

Enumeration Date: April 21, 2006

Last Update: May 07, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1320 Wonder World Dr, Suite 101

San Marcos, TX 786667557

Phone: 5123963911

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.