Active NPI 1740224567 Individual Practitioner Male Practitioner

Dr. Grayson Smith , MD

Internal Medicine • San Marcos, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Grayson Smith, MD is a certified Internal Medicine practicing in San Marcos, TX. With approximately 40 years of clinical experience since graduating from University Of Texas Medical School At Houston in 1986, Dr. Smith delivers high-quality medical care to the local community at 1305 WONDER WORLD DR.

Dr. Smith is affiliated with Bhs Physicians Network, Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, hemoglobin a1c level. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1305 Wonder World Dr
Ste 206

San Marcos, TX 786667546

Telephone 5123961525

Fax 5123532530

Associated Practice Facility / Clinic

🏢 Central Texas Ambulatory Endoscopy Center Facility NPI 1720072457

Medicare Profile & Education

Medical School

University Of Texas Medical School At Houston

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in San Marcos, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

40 Yrs +3.0 yrs vs City Avg

City Avg: 37.0 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

15 Specialists

Practicing in San Marcos, TX (9538 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Smith (40 Years) 40 Yrs

San Marcos Specialty Average (37.0 Years) 37.0 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	762	293	$298.00	$120.98
36415 Insertion of needle into vein for collection of blood sample	557	280	$9.00	$8.45
99213 Established patient office or other outpatient visit, typically 15 minutes	256	139	$202.00	$85.49
83036 Hemoglobin A1C level	179	97	$36.00	$9.33
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	152	152	$324.00	$123.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$456.00	$160.06
81002 Urinalysis, manual test	26	21	$10.00	$3.41
90662 Influenza vaccine split virus, preservative free	24	24	$146.00	$78.41
G0008 Administration of influenza virus vaccine	23	23	$48.00	$31.03
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	20	17	$149.00	$50.77
93000 Routine ekg using at least 12 leads including interpretation and report	18	18	$58.00	$13.58

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	722	289	$298.00	$120.08
36415 Insertion of needle into vein for collection of blood sample	551	277	$9.00	$8.28
99213 Established patient office or other outpatient visit, typically 15 minutes	223	141	$202.00	$81.92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	161	161	$324.00	$123.58
83036 Hemoglobin A1C level	161	85	$36.00	$9.41
90662 Influenza vaccine split virus, preservative free	60	60	$146.00	$71.82
G0008 Administration of influenza virus vaccine	60	60	$48.00	$29.51
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	18	$401.00	$171.85
81002 Urinalysis, manual test	21	16	$10.00	$3.41
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	20	11	$117.00	$39.49
93000 Routine ekg using at least 12 leads including interpretation and report	19	19	$58.00	$13.78
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$456.00	$159.52
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	13	13	$149.00	$49.97

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	659	295	$282.23	$123.54
36415 Insertion of needle into vein for collection of blood sample	390	249	$8.49	$2.90
99213 Established patient office or other outpatient visit, typically 15 minutes	334	177	$191.46	$82.13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	171	171	$307.73	$126.70
83036 Hemoglobin A1C level	148	87	$34.24	$9.59
G0008 Administration of influenza virus vaccine	56	55	$47.93	$28.39
90662 Influenza vaccine split virus, preservative free	55	54	$145.78	$68.48
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$282.50	$105.50
93000 Routine ekg using at least 12 leads including interpretation and report	23	22	$54.96	$13.72
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	22	16	$140.27	$51.25
81002 Urinalysis, manual test	18	13	$9.39	$3.43
G0444 Annual depression screening, 5 to 15 minutes	11	11	$47.09	$17.77

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	632	270	$274.00	$125.26
36415 Insertion of needle into vein for collection of blood sample	354	218	$8.00	$2.95
99213 Established patient office or other outpatient visit, typically 15 minutes	287	166	$186.00	$85.50
83036 Hemoglobin A1C level	183	96	$33.00	$9.67
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	146	146	$298.00	$128.96
G0008 Administration of influenza virus vaccine	70	70	$44.00	$16.47
90662 Influenza vaccine split virus, preservative free	69	69	$134.00	$65.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$275.00	$106.48
93000 Routine ekg using at least 12 leads including interpretation and report	25	24	$53.00	$14.34
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	23	20	$137.00	$51.39
81002 Urinalysis, manual test	23	13	$9.00	$3.48

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	584	273	$274.00	$103.96
99213 Established patient office or other outpatient visit, typically 15 minutes	308	157	$186.00	$69.64
36415 Insertion of needle into vein for collection of blood sample	258	196	$8.00	$2.99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	186	186	$298.00	$112.68
83036 Hemoglobin A1C level	116	91	$33.00	$9.69
G0008 Administration of influenza virus vaccine	59	58	$44.00	$16.20
90662 Influenza vaccine split virus, preservative free	57	56	$134.00	$60.66
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	30	21	$137.00	$51.89
99442 Telephone medical discussion with physician, 11-20 minutes	21	17	$88.05	$62.78
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	19	11	$107.00	$39.76
81002 Urinalysis, manual test	15	12	$9.00	$3.47
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$419.00	$160.38

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	641	279	$274.00	$103.90
99213 Established patient office or other outpatient visit, typically 15 minutes	436	223	$186.00	$71.23
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	169	169	$298.00	$111.45
G0008 Administration of influenza virus vaccine	59	59	$44.00	$15.90
90662 Influenza vaccine split virus, preservative free	57	57	$134.00	$54.89
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	36	31	$137.00	$51.12
81002 Urinalysis, manual test	26	21	$9.00	$3.41
93000 Routine ekg using at least 12 leads including interpretation and report	24	23	$53.00	$16.27
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	20	12	$107.00	$39.46
83036 Hemoglobin A1C level	19	16	$33.00	$10.57
G0444 Annual depression screening, 5 to 15 minutes	13	13	$46.00	$17.24
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$275.00	$104.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	730	268	$175.00	$69.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	511	271	$259.00	$103.74
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	159	159	$272.00	$112.32
G0444 Annual depression screening, 5 to 15 minutes	134	134	$44.00	$17.22
99497 Advance care planning, first 30 minutes	122	122	$207.00	$81.88
G0008 Administration of influenza virus vaccine	55	53	$55.00	$19.51
90662 Influenza vaccine split virus, preservative free	44	44	$80.00	$52.30
83036 Hemoglobin A1C level	27	23	$35.00	$11.75
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	24	23	$159.00	$51.73
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	22	11	$122.00	$40.08
93000 Routine ekg using at least 12 leads including interpretation and report	16	15	$45.00	$16.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$322.00	$103.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	971	320	$127.78	$69.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	399	263	$189.08	$102.41
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	130	130	$240.00	$163.57
G0008 Administration of influenza virus vaccine	56	55	$27.04	$23.91
Q2037 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)	54	53	$30.00	$17.13
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	33	18	$76.30	$39.41
93000 Routine ekg using at least 12 leads including interpretation and report	30	30	$49.83	$16.12
87804 Detection test by immunoassay with direct visual observation for influenza virus	27	15	$25.00	$16.11
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	21	20	$92.05	$51.34
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	19	19	$160.00	$110.49

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License TX H2792

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

042439202 (TX)

Commercial Insurance / Payer ID Bcbs

8R5960 (TX)

Hospital & Practice Group Affiliations

Bhs Physicians Network, Inc

3903 Wiseman Blvd, San Antonio, TX 782514402

Phone: 2109461400

Bhs Physicians Network, Inc

Po Box, Belfast, ME 049155700

Bhs Physicians Network, Inc

1933 Ne Loop, San Antonio, TX 782175320

Phone: 2108046000

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Abel Galaviz , MD

Surgery

NPI 1659315471

Doctor of Medicine (M.D.)

Dr. Donna Dolan , MD

Internal Medicine

NPI 1831134824

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 19, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location November 19, 2009

Registered at 1305 WONDER WORLD DR, STE 206, SAN MARCOS, TX 786667546 (Tel: 5123961525)

📍

Updated Business Mailing Address November 19, 2009

Registered at 1305 WONDER WORLD DR, STE 206, SAN MARCOS, TX 786667546 (Tel: 5123961525)

👤

Provider Name / Credentials Updated November 19, 2009

Recorded as GRAYSON SMITH, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 19, 2009

Internal Medicine (License #H2792 in TX)

🟢

Initial NPI Registration & Enumeration June 15, 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: 1740224567

Entity Type:

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

Enumeration Date: June 15, 2006

Last Update: November 19, 2009

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1305 Wonder World Dr, Ste 206

San Marcos, TX 786667546

Phone: 5123961525

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.