Doctor profile · Federal record

Dr. Carla Marienfeld, MD

Addiction Psychiatry Physician (CMS: Psychiatry) · Addiction Medicine (Psychiatry & Neurology) Physician · Addiction Medicine (Psychiatry & Neurology) Physician · Psychiatry Physician · Psychiatry Physician · Addiction Psychiatry Physician · La Jolla, CA

  • NPI 1104007657
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8950 Villa la Jolla Dr Ste C101
La Jolla, CA 920371727
(858) 249-1680
fax (858) 249-1681
Mailing address
9500 Gilman Dr, Mail Code 0957
La Jolla, CA 920930957

Credentials & registration

NPPES · NUCC
NPI registered
November 2007 — 19 yrs on file
Profile last updated
October 28, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2084P0802X — NUCC code
State licenses (2)
California #A142922 · Connecticut #047856
Medicaid
CT #008003745

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104007657. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
221
Distinct HCPCS
2
Medicare allowed
$25,785
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 205 41 $110
90792 Psychiatric diagnostic evaluation with medical services 16 15 $202

In context: peer comparison

Among 1 peers in La Jolla Addiction Psychiatry Physician, average services per provider: 110. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
175
Patients
0
Total drug cost
$35,420
Drug Type Claims Patients Total cost
Gabapentin Generic 20 0 $565
Duloxetine Hcl Generic 18 0 $661
Clonazepam Generic 17 0 $345
Buprenorphine Hcl Generic 16 0 $400
Mirtazapine Generic 16 0 $267
Trazodone Hcl Generic 15 0 $237
Quetiapine Fumarate Generic 14 0 $1,254
Vyvanse (Lisdexamfetamine Dimesylate) Brand 13 0 $5,066
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 12 0 $1,585
Lorazepam Generic 12 0 $135

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Carla Marienfeld's medical specialty?
Dr. Carla Marienfeld practices Addiction Psychiatry Physician in La Jolla, CA.
Where does Dr. Carla Marienfeld practice?
Dr. Carla Marienfeld practices at 8950 Villa la Jolla Dr Ste C101, La Jolla, CA 920371727. Office phone: 8582491680.
What is Dr. Carla Marienfeld's NPI?
Dr. Carla Marienfeld's National Provider Identifier (NPI) is 1104007657, issued by NPPES.
Does Dr. Carla Marienfeld accept Medicare assignment?
Yes. Dr. Carla Marienfeld accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carla Marienfeld commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.