Doctor profile · Federal record

Dr. Maria Zweig, M.D.

Specialist (CMS: Obstetrics/Gynecology) · San Juan, PR

  • NPI 1356303549
  • Accepts Medicare
  • 43 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4 Calle Rvdo Domingo Marrero
San Juan, PR 009252118
(787) 759-6901
fax (787) 282-0869
Mailing address
1807 Calle Pacific
San Juan, PR 009111318

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 21, 2022
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Puerto Rico #9131

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356303549. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
354
Distinct HCPCS
4
Medicare allowed
$37,928
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 239 134 $116
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 50 50 $31
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 47 47 $120
99205 New patient office or other outpatient visit, 60-74 minutes 18 18 $164

In context: peer comparison

Among 18 peers in this city , average services per provider: 94. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 1 $125.46
Hologic Sales and Service, LLC 1 $25.00

By nature of payment

Food and Beverage
$150

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
607
Patients
242
Total drug cost
$46,134
Drug Type Claims Patients Total cost
Estradiol Generic 157 63 $16,230
Progesterone (Progesterone, Micronized) Brand 108 21 $4,213
Alendronate Sodium Generic 76 28 $1,006
Metronidazole Generic 64 51 $2,461
Tolterodine Tartrate Er (Tolterodine Tartrate) Brand 55 20 $6,768
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 23 17 $381
Premarin (Estrogens, Conjugated) Brand 22 20 $9,824
Estradiol (Once Weekly) (Estradiol) Brand 20 0 $1,208
Fluconazole Generic 20 11 $168
Risedronate Sodium Generic 19 0 $2,288

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Zweig's medical specialty?
Dr. Maria Zweig practices Specialist in San Juan, PR.
Where does Dr. Maria Zweig practice?
Dr. Maria Zweig practices at 4 Calle Rvdo Domingo Marrero, San Juan, PR 009252118. Office phone: 7877596901.
What is Dr. Maria Zweig's NPI?
Dr. Maria Zweig's National Provider Identifier (NPI) is 1356303549, issued by NPPES.
Does Dr. Maria Zweig accept Medicare assignment?
Yes. Dr. Maria Zweig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Zweig commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS 76830). Source: CMS Medicare Physician & Other Practitioners file.