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Edit this profileAt a glance
- 3901 Walter P Chrysler Service Dr., Detroit, MI 48201
About Dr. Washington
Based in Detroit, MI, Gregory S. Washington, MD is listed in the NPI registry under psychiatry. Gregory graduated from Wayne State University School of Medicine in 2004. According to Medicare claims data, Gregory cared for 102 Medicare patients across 108 services. The services billed most often include psychiatric diagnostic evaluation with medical services, emergency department visit with high level of medical decision making, and emergency department visit with moderate level of medical decision making. NPI 1568679314 identifies this record in the national registry.
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
- (313) 993-3434
- Email not available
Practice Locations
3901 WALTER P CHRYSLER SERVICE DR.
Detroit, MI 48201
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
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
108 services · 102 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
47 | More often than most peers in Psychiatry |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
26 | More often than most peers in Psychiatry |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
19 | As often as other peers in Psychiatry |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
16 | Less often than most 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other psychiatrists in Detroit 8
Same specialty, same city.
Trained at Wayne State University School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Wayne State University 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 MI who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Washington?
Dr. Washington is a psychiatrist in Detroit, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
What is Dr. Washington's address?
Dr. Washington is listed at 3901 Walter P Chrysler Service Dr., Detroit, MI 48201. 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. Washington?
The number on file is (313) 993-3434. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Washington's NPI number?
Dr. Washington's National Provider Identifier is 1568679314. 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. Washington train?
Dr. Washington attended Wayne State University School of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Washington been practicing?
Dr. Washington has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Washington perform?
According to Medicare billing data, Dr. Washington 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
Has Dr. Washington confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Washington. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.