Dr. Aloysius L. Davis, MD
- Medicare services, 2024
- 636
- Medicare patients, 2024
- 86
- Part D claims, 2024
- 1,487
- Hospital affiliations
- 1
- Industry payments
- $1,139
- Practice address
- 759 Chestnut St, Springfield, MA 01107
- Practice phone
- Call (413) 794-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Baystate Medical Center
Springfield, Massachusetts
Find Dr. Davis' professional email, personal email and mobile number
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Dr. Aloysius L. Davis is a psychiatrist in Springfield, Massachusetts
Dr. Davis practices at Baystate Medical Center in Springfield, Massachusetts.
Dr. Davis' NPI, 1528082799, was assigned on July 27, 2006. Dr. Davis graduated from Harvard Medical School in 1976. Dr. Davis' Massachusetts license number on file is 55333.
- NPI
- 1528082799NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345296737
- NPI enumeration date
- July 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (413) 794-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aloysius L. Davis practices at Baystate Medical Center in Springfield, Massachusetts
Dr. Davis' primary practice is Baystate Medical Center, at 759 Chestnut St, Springfield, MA 01107 in Hampden County. The practice phone is (413) 794-0000.
- Baystate Medical Center759 Chestnut St, Springfield, MA 01107 · Hampden CountyPhone(413) 794-0000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Aloysius L. Davis is affiliated with 3 sites of care and 1 medical group
Dr. Davis' primary practice is Baystate Medical Center in Springfield, Massachusetts. Dr. Davis is also affiliated with Cooley Dickinson Hospital. The medical group on file is Baystate Medical Practices. Dmand AI also links Dr. Davis to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Aloysius L. Davis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Davis practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baystate Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aloysius L. Davis is one of 1,857 psychiatrists in Massachusetts
Psychiatry is Dr. Davis' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Davis is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Davis' licenses on file in 2 states: Massachusetts and West Virginia.
Specialties and state licenses
- Psychiatry, MassachusettsPrimary
- West Virginia license
Clinical focus
Dmand AI lists ADHD, anxiety, bipolar disorder and depression among the conditions Dr. Davis treats.
Psychiatrists near Dr. Davis
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Aloysius L. Davis billed Medicare for 636 services in 2024
CMS data shows 636 Medicare services from Dr. Davis across 4 procedure codes in 2024, for 86 Medicare patients. Medicare paid $50,111 for them. Every service was in an office.
Dr. Davis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2942024: 39334%
- Tests and treatments
- 2023: 1612024: 24351%
Dr. Davis compared with the Massachusetts median for psychiatrists, 2024
- Dr. Davis
- Massachusetts median
- Medicare services
- 636vs 1723.7 times
- Medicare patients
- 86vs 422.0 times
- Part D claims
- 1,376vs 9215.0 times
Medians across 2,056 psychiatrists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Davis' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Davis and other psychiatrists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aloysius L. Davis treated 86 Medicare patients in 2024, average age 74
CMS counts 86 Medicare patients who saw Dr. Davis in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have mood disorders, and 69% have high cholesterol. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Davis' median patient age at 64, with 55% women.
Dr. Davis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Davis' Medicare patients by sex, 2024
- Women5969%
- Men2731%
Chronic conditions among Dr. Davis' Medicare patients, 2024
- Mood disorders75%
- High cholesterol69%
- Depression64%
- Anxiety58%
- High blood pressure58%
- Arthritis51%
- Bipolar disorder43%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Davis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aloysius L. Davis wrote 1,487 Medicare Part D claims in 2024
In 2024, Dr. Davis wrote 1,487 Medicare Part D claims for 129 patients. 96% of them were for generic drugs. CMS names the drug for 1,376 of them, across 29 drugs with 11 or more claims each, at $50,508 in total drug cost. In 2023, CMS named 1,170 claims across 27 drugs.
Dr. Davis' Part D claims by kind of drug, 2024
- Generic1,432 claims96%
- Brand-name55 claims4%
Dr. Davis' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Davis' Part D claims, 2024
- Antipsychotics, patients 65 and over5%74 of 1,487 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1702024: 1,37618%
Drugs named by CMS: 29 in 2024, 27 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Aloysius L. Davis offers telehealth to Medicare patients
Dr. Davis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Davis as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Aloysius L. Davis received $1,139 in industry payments from 2016 to 2025
CMS Open Payments shows 59 general payments to Dr. Davis from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 85% of the total. Sunovion Pharmaceuticals Inc. paid the most, $559.
General payments to Dr. Davis by program year, 2016 to 2025
General payments to Dr. Davis by kind, 2016 to 2025
- Food and beverage$96385%
- Education$17715%
Companies that paid Dr. Davis the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aloysius L. Davis has 1 award and honors on record
Dmand AI lists 1 award for Dr. Davis, most recently Outstanding Psychiatrist in Clinical Psychiatry in 2009.
Awards and honors for Dr. Davis
- 2009
- Outstanding Psychiatrist in Clinical Psychiatry
Source: Dmand AI Professional Profile Data
Dr. Aloysius L. Davis graduated from Harvard Medical School
Dr. Davis graduated from Harvard Medical School in 1976.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Aloysius L. Davis accepts plans from 13 insurance carriers
Dr. Davis is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Cigna
- HCSC
- Regence Health Plans
- +5 more carriersWith a free account
Plan types Dr. Davis accepts, by number of carriers
- Medicare9
- PPO9
- HMO6
- POS4
- EPO2
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Aloysius L. Davis's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Aloysius L. Davis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Aloysius L. Davis' NPI number?
Dr. Aloysius L. Davis' NPI number is 1528082799. It was assigned on July 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Aloysius L. Davis?
Dr. Aloysius L. Davis is a psychiatrist in Springfield, Massachusetts. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Aloysius L. Davis practice?
Dr. Davis practices at 759 Chestnut St, Springfield, MA 01107. Dr. Davis' primary practice is Baystate Medical Center in Springfield, Massachusetts. Dmand AI also links Dr. Davis to 1 group practice or clinic.
What is Dr. Aloysius L. Davis' office phone number?
The practice phone on file for Dr. Davis is (413) 794-0000.
What is Dr. Aloysius L. Davis' medical license number?
Dr. Davis' Massachusetts license number on file is 55333, one of the licenses on file in 2 states.
Which states has Dr. Aloysius L. Davis been licensed in?
Dmand AI has state licenses on file for Dr. Davis in Massachusetts (1986 to 2025) and West Virginia (1977 to 1987).
Which hospitals is Dr. Aloysius L. Davis affiliated with?
Dr. Davis is affiliated with Cooley Dickinson Hospital.
What medical group is Dr. Aloysius L. Davis part of?
Dr. Davis is linked to Baystate Medical Practices.
Does Dr. Aloysius L. Davis accept Medicare?
Yes. CMS data shows Dr. Davis billed Medicare for 636 services in 2024, and Dr. Davis accepts Medicare assignment.
Does Dr. Aloysius L. Davis offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Davis as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Aloysius L. Davis see?
CMS counts 86 Medicare patients who saw Dr. Davis in 2024, with an average age of 74.
Is Dr. Aloysius L. Davis board certified?
Yes. Dr. Davis is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Aloysius L. Davis bill to Medicare?
In 2024, Dr. Davis' most billed Medicare services were office visit, established patient (99214), psychiatric service (90833) and psychiatric service (90836).
Where did Dr. Aloysius L. Davis go to medical school?
Dr. Davis graduated from Harvard Medical School in 1976.
What drugs does Dr. Aloysius L. Davis prescribe most?
In 2024 Medicare Part D data, Dr. Davis' most prescribed drugs by claims were Lamotrigine, Sertraline HCl and Clonazepam.
Has Dr. Aloysius L. Davis received payments from drug or device companies?
CMS Open Payments shows $1,139 in general payments to Dr. Davis from 5 companies from 2016 to 2025. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. Aloysius L. Davis been practicing?
Dr. Davis graduated from medical school in 1976, 50 years ago.
What insurance does Dr. Aloysius L. Davis accept?
Dr. Davis is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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