Are you Karen T. Marcus, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 2311 Loveridge Rd, 2Nd Floor, Pittsburg, CA 94565
About Dr. Marcus
Karen T. Marcus, M.D. is a healthcare provider in Pittsburg, CA specializing in psychiatry. Karen trained at University of California, San Diego School of Medicine, graduating in 2007. Medicare claims data shows Karen provided 854 services to 223 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, psychotherapy with evaluation and management visit, 30 minutes, and psychotherapy with evaluation and management visit, 45 minutes. This provider record is associated with NPI 1003043993.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (925) 431-2600
- Email not available
Practice Locations
2311 LOVERIDGE RD 2ND FLOOR
Pittsburg, CA 94565
Conditions Commonly Evaluated or Treated
Within Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Cognitive and adjustment
Eating, sleep, and somatic
Geriatric care
Mental Health
Neurodevelopmental and behavioral
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Eating Disorders
Mood & Depression
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Advanced treatment
Assessment
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Addiction care
Addiction Medicine
Assessments
- Adult ADHD Testing
- Autism testing
- Cognitive Assessment
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
854 services · 223 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
248 | More often than most peers in Psychiatry |
| Psychotherapy with evaluation and management visit, 45 minutes | Treatment | 90836 |
125 | As often as other peers in Psychiatry |
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
39 | More often than most peers in Psychiatry |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
378 | More than most peers in Psychiatry |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
64 | As often as other peers in Psychiatry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other psychiatrists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 30 related providers in 4 groups
Other psychiatrists in Pittsburg 6
Same specialty, same city.
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy with evaluation and management visit, 30 minutes 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Karen T. Marcus?
Karen T. Marcus is a psychiatrist in Pittsburg, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
What is Karen T. Marcus's address?
Karen T. Marcus is listed at 2311 Loveridge Rd 2Nd Floor, Pittsburg, CA 94565. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Karen T. Marcus?
The number on file is (925) 431-2600. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Karen T. Marcus?
Karen T. Marcus's National Provider Identifier is 1003043993. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Karen T. Marcus train?
Karen T. Marcus attended University of California, San Diego School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Karen T. Marcus have?
Karen T. Marcus has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Karen T. Marcus perform?
According to Medicare billing data, Karen T. Marcus provides treatments such as psychotherapy with evaluation and management visit, 30 minutes and psychotherapy with evaluation and management visit, 45 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Karen T. Marcus's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Karen T. Marcus. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.