Physician Profile
Unclaimed ProfileAbout DERRICKSON
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Education & Training
Areas of Expertise
Common questions
What does Dr. Derrickson specialise in?
Dr. Derrickson is a clinical social worker in Salisbury, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CLINICAL SOCIAL WORKER”.
NPI registry
Where is Dr. Derrickson located?
Dr. Derrickson is listed at 505 E MAIN ST Q, Salisbury, MD 21804. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Derrickson's phone number?
The number on file is (410) 742-8882. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Derrickson's NPI number?
Dr. Derrickson's National Provider Identifier is 1164518668. 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. Derrickson go to medical school?
Dr. Derrickson attended Other, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Derrickson been practising?
Dr. Derrickson has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Derrickson do most often?
According to Medicare billing data, Dr. Derrickson provides treatments such as psychotherapy, 45 minutes and psychiatric diagnostic evaluation. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Derrickson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Derrickson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (410) 742-8882
- Email not available
Practice Locations
505 E MAIN ST Q
Salisbury, MD 21804
Procedures Most Often Billed to Medicare
290 services · 60 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
259 |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
31 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other clinical social workers at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 32 related providers in 4 groups
Other clinical social workers in Salisbury 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 45 minutes 8
Providers in MD 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.