Doctor profile · Federal record

Dr. Maria Yialamas, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Boston, MA

  • NPI 1679563316
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
70 Francis St
Boston, MA 021156134
(857) 307-4100
fax (857) 307-1366
Mailing address
111 Cypress St
Brookline, MA 024456002

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
June 15, 2012
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Massachusetts #205435
Medicaid
MA #2009901

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679563316. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
302
Distinct HCPCS
5
Medicare allowed
$29,629
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 175 118 $102
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 64 20 $84
99443 Telephone medical discussion with physician, 21-30 minutes 26 24 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 20 20 $68
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $138

In context: peer comparison

Among 97 peers in Boston Endocrinology, Diabetes & Metabolism Physician, average services per provider: 116. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
276
Patients
52
Total drug cost
$4,939
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 58 29 $1,259
Levothyroxine Sodium Generic 32 11 $488
Amlodipine Besylate Generic 30 0 $259
Losartan Potassium Generic 29 0 $801
Sertraline Hcl Generic 21 0 $416
Simvastatin Generic 21 0 $175
Lisinopril Generic 20 0 $177
Gabapentin Generic 15 0 $103
Metformin Hcl Generic 14 0 $214
Trazodone Hcl Generic 13 0 $105

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Yialamas's medical specialty?
Dr. Maria Yialamas practices Endocrinology, Diabetes & Metabolism Physician in Boston, MA.
Where does Dr. Maria Yialamas practice?
Dr. Maria Yialamas practices at 70 Francis St, Boston, MA 021156134. Office phone: 8573074100.
What is Dr. Maria Yialamas's NPI?
Dr. Maria Yialamas's National Provider Identifier (NPI) is 1679563316, issued by NPPES.
Does Dr. Maria Yialamas accept Medicare assignment?
Yes. Dr. Maria Yialamas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Yialamas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.