Doctor profile · Federal record

Dr. Marelle Montanez, DO

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Houston, TX

  • NPI 1891149399
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
6411 Fannin St
Houston, TX 770301501
(713) 704-4000
Additional location
401 W Greenlawn Ave
Lansing, MI 489102819
(517) 975-7888

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
March 10, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #S0512

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891149399. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
571
Distinct HCPCS
6
Medicare allowed
$51,578
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 334 158 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 79 51 $114
99238 Hospital discharge day management, 30 minutes or less 79 77 $78
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 38 38 $167
99239 Hospital discharge day management, more than 30 minutes 30 30 $110
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $126

In context: peer comparison

Among 393 peers in this city , average services per provider: 127. This provider delivers 4.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 1 $26.13

By nature of payment

Food and Beverage
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
29
Total drug cost
$137
Drug Type Claims Patients Total cost
Furosemide Generic 16 15 $46
Atorvastatin Calcium Generic 14 14 $90

Frequently asked questions

Auto-generated from federal data
What is Dr. Marelle Montanez's medical specialty?
Dr. Marelle Montanez practices Internal Medicine Physician in Houston, TX.
Where does Dr. Marelle Montanez practice?
Dr. Marelle Montanez practices at 6411 Fannin St, Houston, TX 770301501. Office phone: 7137044000.
What is Dr. Marelle Montanez's NPI?
Dr. Marelle Montanez's National Provider Identifier (NPI) is 1891149399, issued by NPPES.
Does Dr. Marelle Montanez accept Medicare assignment?
Yes. Dr. Marelle Montanez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marelle Montanez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.