Doctor profile · Federal record

Dr. Louisa Martin, PMHCNS-BC

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Clinical Nurse Specialist · Waltham, MA

  • NPI 1669439337
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
210 Bear Hill RD, Suite 202
Waltham, MA 024511023
(781) 966-0070
fax (781) 915-0755

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 27, 2020
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Massachusetts #238093

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669439337. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
122
Distinct HCPCS
1
Medicare allowed
$11,305
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 122 26 $93

In context: peer comparison

Among 2 peers in Waltham Psychiatric/Mental Health Nurse Practitioner, average services per provider: 63. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $13.53

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
205
Patients
0
Total drug cost
$8,732
Drug Type Claims Patients Total cost
Lorazepam Generic 29 0 $276
Quetiapine Fumarate Generic 29 0 $1,947
Lamotrigine Generic 25 0 $611
Desvenlafaxine Succinate ER (Desvenlafaxine Succinate) Brand 23 0 $2,850
Trazodone Hcl Generic 23 0 $630
Fluoxetine Hcl Generic 22 0 $335
Clonazepam Generic 15 0 $117
Duloxetine Hcl Generic 15 0 $1,522
Alprazolam Generic 12 0 $358
Sertraline Hcl Generic 12 0 $86

Frequently asked questions

Auto-generated from federal data
What is Dr. Louisa Martin's medical specialty?
Dr. Louisa Martin practices Psychiatric/Mental Health Nurse Practitioner in Waltham, MA.
Where does Dr. Louisa Martin practice?
Dr. Louisa Martin practices at 210 Bear Hill RD, Waltham, MA 024511023. Office phone: 7819660070.
What is Dr. Louisa Martin's NPI?
Dr. Louisa Martin's National Provider Identifier (NPI) is 1669439337, issued by NPPES.
Does Dr. Louisa Martin accept Medicare assignment?
Yes. Dr. Louisa Martin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louisa Martin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.