Doctor profile · Federal record

Dr. Angela Landerholm

Psychiatry Physician (CMS: Psychiatry) · Boston, MA

  • NPI 1639605439
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
450 Brookline Ave
Boston, MA 022155450
(617) 632-6181
fax (617) 632-6180

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
March 6, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Massachusetts #287343

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639605439. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
357
Distinct HCPCS
5
Medicare allowed
$29,551
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 130 32 $104
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 91 46 $80
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 75 34 $50
99213 Established patient office or other outpatient visit, 20-29 minutes 50 25 $70
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $136

In context: peer comparison

Among 128 peers in Boston Psychiatry Physician, average services per provider: 69. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
291
Patients
11
Total drug cost
$5,800
Drug Type Claims Patients Total cost
Bupropion Xl (Bupropion Hcl) Brand 49 0 $1,000
Lorazepam Generic 44 0 $670
Sertraline Hcl Generic 30 0 $465
Mirtazapine Generic 26 0 $606
Trazodone Hcl Generic 26 11 $370
Quetiapine Fumarate Generic 21 0 $419
Escitalopram Oxalate Generic 20 0 $451
Olanzapine Generic 14 0 $471
Paroxetine Hcl Generic 14 0 $109
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 13 0 $527

Frequently asked questions

Auto-generated from federal data
What is Dr. Angela Landerholm's medical specialty?
Dr. Angela Landerholm practices Psychiatry Physician in Boston, MA.
Where does Dr. Angela Landerholm practice?
Dr. Angela Landerholm practices at 450 Brookline Ave, Boston, MA 022155450. Office phone: 6176326181.
What is Dr. Angela Landerholm's NPI?
Dr. Angela Landerholm's National Provider Identifier (NPI) is 1639605439, issued by NPPES.
Does Dr. Angela Landerholm accept Medicare assignment?
Yes. Dr. Angela Landerholm accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Angela Landerholm 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); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.