Doctor profile · Federal record

Dr. Maria Paula Diaz Soto, MD

Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Boston, MA

  • NPI 1659876738
  • 8 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit St
Boston, MA 021142696
(617) 724-3874
Mailing address
55 Fruit St # 1500
Boston, MA 021142621

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
November 8, 2021
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #290397

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659876738. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
56
Distinct HCPCS
2
Medicare allowed
$5,576
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 40 20 $84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $138

In context: peer comparison

Among 547 peers in Boston Internal Medicine Physician, average services per provider: 81. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Paula Diaz Soto's medical specialty?
Dr. Maria Paula Diaz Soto practices Internal Medicine Physician in Boston, MA.
Where does Dr. Maria Paula Diaz Soto practice?
Dr. Maria Paula Diaz Soto practices at 55 Fruit St, Boston, MA 021142696. Office phone: 6177243874.
What is Dr. Maria Paula Diaz Soto's NPI?
Dr. Maria Paula Diaz Soto's National Provider Identifier (NPI) is 1659876738, issued by NPPES.
What procedures does Dr. Maria Paula Diaz Soto commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.