Doctor profile · Federal record

Dr. Alexander Faje

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

  • NPI 1669599734
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit St
Boston, MA 021142621
(617) 726-2000
Mailing address
38 Day St, Apt 6
Somerville, MA 021442817

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
August 18, 2010
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Massachusetts #243932

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669599734. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
4
Medicare allowed
$26,343
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 109 102 $152
99214 Established patient office or other outpatient visit, 30-39 minutes 61 57 $103
99213 Established patient office or other outpatient visit, 20-29 minutes 22 21 $70
99443 Telephone medical discussion with physician, 21-30 minutes 19 16 $103

In context: peer comparison

Among 97 peers in Boston Endocrinology, Diabetes & Metabolism Physician, average services per provider: 116. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
867
Patients
193
Total drug cost
$516,847
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 228 75 $5,111
Testosterone Generic 153 27 $28,241
Prednisone Generic 143 46 $3,312
Hydrocortisone Generic 98 22 $4,418
Genotropin (Somatropin) Brand 69 0 $89,517
Cabergoline Generic 68 23 $10,524
Desmopressin Acetate Generic 39 0 $8,847
Testosterone Cypionate Generic 31 0 $364
Synthroid (Levothyroxine Sodium) Brand 23 0 $1,584
Isturisa (Osilodrostat Phosphate) Brand 15 0 $364,929

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Faje's medical specialty?
Dr. Alexander Faje practices Endocrinology, Diabetes & Metabolism Physician in Boston, MA.
Where does Dr. Alexander Faje practice?
Dr. Alexander Faje practices at 55 Fruit St, Boston, MA 021142621. Office phone: 6177262000.
What is Dr. Alexander Faje's NPI?
Dr. Alexander Faje's National Provider Identifier (NPI) is 1669599734, issued by NPPES.
Does Dr. Alexander Faje accept Medicare assignment?
Yes. Dr. Alexander Faje accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Faje commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.