Doctor profile · Federal record

Dr. Julia Loewenthal, M.D.

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Internal Medicine Physician · Boston, MA

  • NPI 1841671013
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 Francis St
Boston, MA 021156110
(617) 732-5500
Mailing address
375 Boylston St
Brookline, MA 024456007

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
July 2, 2019
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State licenses (2)
Massachusetts #272471 · Massachusetts #264083

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841671013. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
315
Distinct HCPCS
5
Medicare allowed
$42,868
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 119 81 $149
99214 Established patient office or other outpatient visit, 30-39 minutes 89 75 $104
99215 Established patient office or other outpatient visit, 40-54 minutes 41 30 $150
99205 New patient office or other outpatient visit, 60-74 minutes 33 33 $193
99443 Telephone medical discussion with physician, 21-30 minutes 33 29 $103

In context: peer comparison

Among 18 peers in this city , average services per provider: 78. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
172
Patients
26
Total drug cost
$3,710
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 33 14 $707
Trazodone Hcl Generic 29 12 $236
Citalopram Hbr (Citalopram Hydrobromide) Brand 24 0 $191
Quetiapine Fumarate Generic 19 0 $371
Mirtazapine Generic 17 0 $563
Sertraline Hcl Generic 16 0 $191
Atorvastatin Calcium Generic 12 0 $239
Pramipexole Dihydrochloride (Pramipexole Di-Hcl) Brand 11 0 $142
Rivastigmine (Rivastigmine Tartrate) Brand 11 0 $1,069

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Julia Loewenthal's medical specialty?
Dr. Julia Loewenthal practices Geriatric Medicine (Internal Medicine) Physician in Boston, MA.
Where does Dr. Julia Loewenthal practice?
Dr. Julia Loewenthal practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177325500.
What is Dr. Julia Loewenthal's NPI?
Dr. Julia Loewenthal's National Provider Identifier (NPI) is 1841671013, issued by NPPES.
Does Dr. Julia Loewenthal accept Medicare assignment?
Yes. Dr. Julia Loewenthal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Julia Loewenthal 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 99215). Source: CMS Medicare Physician & Other Practitioners file.