Physician Profile
Unclaimed ProfileAbout MARCUS
Peter H Marcus, PsyD is a clinical psychologist based in Boston, MA. Peter is also listed as specialising in psychologist — clinical and psychologist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Marcus specialise in?
Dr. Marcus is a clinical psychologist in Boston, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CLINICAL PSYCHOLOGIST”.
NPI registry
Where is Dr. Marcus located?
Dr. Marcus is listed at MASSACHUSETTS GENERAL HOSPITAL 55 FRUIT ST., Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Marcus's phone number?
The number on file is (617) 726-2000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Marcus?
Dr. Marcus's National Provider Identifier is 1326488941. 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 Dr. Marcus go to medical school?
Dr. Marcus attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Marcus have?
Dr. Marcus has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Marcus do most often?
According to Medicare billing data, Dr. Marcus provides treatments such as psychotherapy, 45 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Marcus's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marcus. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (617) 726-2000
- Email not available
Practice Locations
MASSACHUSETTS GENERAL HOSPITAL 55 FRUIT ST.
Boston, MA 02114
Procedures Most Often Billed to Medicare
185 services · 16 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
185 |
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.
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.
Other clinical psychologists in Boston 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 45 minutes 8
Providers in MA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.