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Edit this profileAt a glance
- 2 Wall St Ste 400, Manchester, NH 03101
About Dr. Williams
David D. Williams, M.D., PhD is a healthcare provider in Manchester, NH specializing in psychiatry. David trained at University of Alabama School of Medicine, graduating in 2004. David is also listed as specializing in child & adolescent psychiatry. According to Medicare claims data, David cared for 54 Medicare patients across 119 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1346374998.
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
- (603) 668-4111
- Email not available
Practice Locations
2 WALL ST STE 400
Manchester, NH 03101
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
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Cognitive and adjustment
Eating Disorders
Eating, sleep, and somatic
Mood & Depression
Neurodevelopmental and behavioral
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Assessment
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
119 services · 54 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
63 | As often as other peers in Psychiatry |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
56 | 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 1
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 — 23 related providers in 3 groups
Other psychiatrists in Manchester 7
Same specialty, same city.
Trained at University of Alabama School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at University of Alabama School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is David D. Williams, M.D.'s specialty?
David D. Williams, M.D. is a psychiatrist in Manchester, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where can I find David D. Williams, M.D.?
David D. Williams, M.D. is listed at 2 Wall St Ste 400, Manchester, NH 03101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact David D. Williams, M.D.?
The number on file is (603) 668-4111. Contact the office directly to confirm availability and scheduling.
NPI registry
What is David D. Williams, M.D.'s NPI number?
David D. Williams, M.D.'s National Provider Identifier is 1346374998. 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
What is David D. Williams, M.D.'s education?
David D. Williams, M.D. attended University of Alabama School of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has David D. Williams, M.D. been practicing?
David D. Williams, M.D. has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What is David D. Williams, M.D. known for?
According to Medicare billing data, David D. Williams, M.D. the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has David D. Williams, M.D. confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by David D. Williams, M.D.. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.