Physician Profile
Unclaimed ProfileAbout MARKER
Sean Patrick Marker, MD practises psychiatry in Dorchester Center, MA. Sean is a 1998 graduate of University of Pittsburgh School of Medicine.
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 kind of doctor is Dr. Marker?
Dr. Marker is a psychiatry in Dorchester Center, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PSYCHIATRY”.
NPI registry
What is Dr. Marker's address?
Dr. Marker is listed at 2100 DORCHESTER AVE 4 SOUTH, Dorchester Center, MA 02124. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Marker?
The number on file is (617) 296-4000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Marker?
Dr. Marker's National Provider Identifier is 1104852011. 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. Marker train?
Dr. Marker attended University of Pittsburgh School of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Marker have?
Dr. Marker has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Marker perform?
According to Medicare billing data, Dr. Marker provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Marker's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marker. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (617) 296-4000
- Email not available
Practice Locations
2100 DORCHESTER AVE 4 SOUTH
Dorchester Center, MA 02124
Procedures Most Often Billed to Medicare
61 services · 35 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
29 |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
21 |
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 psychiatry specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 28 related providers in 4 groups
Other psychiatry specialists in Dorchester Center 4
Same specialty, same city.
Trained at University of Pittsburgh School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at University of Pittsburgh School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 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.