Doctor profile · Federal record

Dr. Yolanda Marcos, MD

Internal Medicine Physician (CMS: Internal Medicine) · San Antonio, TX

  • NPI 1104845445
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
510 MED Court, Suite 210
San Antonio, TX 782583936
(210) 494-4290
fax (210) 494-4809

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 14, 2022
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #K3612
Medicaid (2)
TX #031448601 · TX #031448602

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104845445. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,367
Distinct HCPCS
10
Medicare allowed
$676,294
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 2,374 818 $121
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 781 194 $60
95004 Test for allergy using allergenic extract 751 13 $4
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 584 584 $124
G0442 Annual alcohol misuse screening, 5 to 15 minutes 577 577 $17
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 536 155 $45
G0444 Annual depression screening, 5 to 15 minutes 459 459 $17
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 366 353 $14
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month 359 73 $67
G0008 Administration of influenza virus vaccine 321 317 $30

In context: peer comparison

Among 172 peers in this city , average services per provider: 137. This provider delivers 68× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,499
Transactions
82
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Bayer Healthcare Pharmaceuticals Inc. 5 $182.45
Lilly USA, LLC 16 $173.23
AstraZeneca Pharmaceuticals LP 6 $168.64
PFIZER INC. 13 $144.02
GlaxoSmithKline, LLC. 7 $142.71
Amgen Inc. 10 $139.44
ABBVIE INC. 6 $98.06
Exact Sciences Corporation 4 $75.33
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $73.35
Merck Sharp & Dohme LLC 3 $47.57
Ardelyx, Inc. 2 $44.71
Sumitomo Pharma America, Inc. 2 $40.72
Esperion Therapeutics, Inc. 2 $31.33
Antares Pharma, Inc. 2 $30.81
Abbott Laboratories 1 $19.97

By nature of payment

Food and Beverage
$1,499

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,210
Patients
1,178
Total drug cost
$76,672
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 491 179 $6,698
Rosuvastatin Calcium Generic 341 125 $5,480
Levothyroxine Sodium Generic 330 114 $5,983
Lisinopril Generic 314 114 $2,402
Amlodipine Besylate Generic 301 109 $2,537
Losartan Potassium Generic 156 64 $1,959
Metformin Hcl Generic 156 62 $1,359
Omeprazole Generic 153 56 $2,762
Shingrix (Varicella-Zoster Ge/As01b/Pf) Brand 153 112 $31,373
Gabapentin Generic 151 49 $3,508

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Yolanda Marcos's medical specialty?
Dr. Yolanda Marcos practices Internal Medicine Physician in San Antonio, TX.
Where does Dr. Yolanda Marcos practice?
Dr. Yolanda Marcos practices at 510 MED Court, San Antonio, TX 782583936. Office phone: 2104944290.
What is Dr. Yolanda Marcos's NPI?
Dr. Yolanda Marcos's National Provider Identifier (NPI) is 1104845445, issued by NPPES.
Does Dr. Yolanda Marcos accept Medicare assignment?
Yes. Dr. Yolanda Marcos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yolanda Marcos commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490); Test for allergy using allergenic extract (HCPCS 95004). Source: CMS Medicare Physician & Other Practitioners file.