Doctor profile · Federal record

Dr. Maria Vivian Sanchez, M.D.

Internal Medicine Physician (CMS: Emergency Medicine) · Oak Lawn, IL

  • NPI 1912981309
  • Accepts Medicare
  • 38 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5660 W 95Th St
Oak Lawn, IL 604532380
(630) 691-4434
fax (630) 963-9594
Mailing address
13817 Legend Trail Ln
Orland Park, IL 604621102

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
August 6, 2015
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036-095932

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912981309. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
119
Distinct HCPCS
4
Medicare allowed
$12,281
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 74 37 $133
36415 Insertion of needle into vein for collection of blood sample 16 12 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 15 15 $134
G0444 Annual depression screening, 5 to 15 minutes 14 14 $19

In context: peer comparison

Among 29 peers in Oak Lawn Internal Medicine Physician, average services per provider: 146. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$574
Transactions
25
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 8 $174.77
AstraZeneca Pharmaceuticals Lp 8 $160.35
Boehringer Ingelheim Pharmaceuticals, INC. 4 $127.98
Exact Sciences Corporation 2 $50.70
E.R. Squibb & Sons, L.L.C. 2 $37.10
Pfizer INC. 1 $23.33

By nature of payment

Food and Beverage
$574

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
332
Patients
80
Total drug cost
$4,217
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 57 28 $854
Amlodipine Besylate Generic 49 24 $549
Ibuprofen Generic 33 0 $106
Metoprolol Succinate Generic 21 11 $506
Simvastatin Generic 21 0 $300
Metformin Hcl Generic 20 0 $158
Levothyroxine Sodium Generic 18 0 $243
Metoprolol Tartrate Generic 18 0 $196
Azithromycin Generic 17 17 $103
Losartan Potassium Generic 17 0 $194

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Vivian Sanchez's medical specialty?
Dr. Maria Vivian Sanchez practices Internal Medicine Physician in Oak Lawn, IL.
Where does Dr. Maria Vivian Sanchez practice?
Dr. Maria Vivian Sanchez practices at 5660 W 95Th St, Oak Lawn, IL 604532380. Office phone: 6306914434.
What is Dr. Maria Vivian Sanchez's NPI?
Dr. Maria Vivian Sanchez's National Provider Identifier (NPI) is 1912981309, issued by NPPES.
Does Dr. Maria Vivian Sanchez accept Medicare assignment?
Yes. Dr. Maria Vivian Sanchez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Vivian Sanchez commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.