Dr. Alfredo R. Chan, MD
- Medicare services, 2024
- 98
- Medicare patients, 2024
- 19
- Part D claims, 2024
- 558
- Affiliated sites
- 2
- Medical groups
- 3
- Practice address
- 105 Webster St, Hanover, MA 02339
- Practice phone
- Call (781) 878-8200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Alfredo R Chan MD
Hanover, Massachusetts
Find Dr. Chan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Alfredo R. Chan is a geriatric psychiatry physician in Hanover, Massachusetts
Dr. Chan practices at Alfredo R Chan MD in Hanover, Massachusetts.
Dr. Chan's NPI, 1891746814, was assigned on May 15, 2006. Dr. Chan holds Massachusetts license 70653.
- NPI
- 1891746814NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507760758
- NPI enumeration date
- May 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (781) 878-8200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alfredo R. Chan practices at Alfredo R Chan MD in Hanover, Massachusetts
Dr. Chan's primary practice is Alfredo R Chan MD, at 105 Webster St, Hanover, MA 02339 in Plymouth County. The practice phone is (781) 878-8200.
- Alfredo R Chan MD105 Webster St, Hanover, MA 02339 · Plymouth CountyPhone(781) 878-8200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alfredo R. Chan is affiliated with 3 sites of care and 3 medical groups
Dr. Chan's primary practice is Alfredo R Chan MD in Hanover, Massachusetts. The medical group on file is Spectrum Health Systems, Inc. Dmand AI also links Dr. Chan to 2 more group practices and clinics and 2 medical groups, each 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. Alfredo R. Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alfredo R Chan MD | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alfredo R. Chan is one of 29 geriatric psychiatry physicians in Massachusetts
Geriatric psychiatry is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 2084P0805X. Dr. Chan is licensed in Massachusetts.
Specialties and state licenses
- Geriatric psychiatry, MassachusettsPrimary
Geriatric psychiatry physicians near Dr. Chan
Counts of geriatric psychiatry physicians 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. Alfredo R. Chan billed Medicare for 98 services in 2024
CMS data shows 98 Medicare services from Dr. Chan across 1 procedure code in 2024, all of them office visits, for 19 Medicare patients. Medicare paid $8,965 for them. Every service was in an office.
Dr. Chan compared with the Massachusetts median for geriatric psychiatry physicians, 2024
- Dr. Chan
- Massachusetts median
- Medicare services
- 98vs 27264% below
- Medicare patients
- 19vs 7575% below
- Part D claims
- 465vs 1263.7 times
Medians across 34 geriatric psychiatry physicians in Massachusetts with Dmand AI profiles that report each measure.
Dr. Chan's 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. Chan and other geriatric psychiatry physicians in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alfredo R. Chan treated 19 Medicare patients in 2024, average age 60
CMS counts 19 Medicare patients who saw Dr. Chan in 2024. 75% of them have anxiety, and 68% have mood disorders. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chan's median patient age at 51, with 41% women.
Chronic conditions among Dr. Chan's Medicare patients, 2024
- Anxiety75%
- Mood disorders68%
- Depression58%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women41%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alfredo R. Chan wrote 558 Medicare Part D claims in 2024
In 2024, Dr. Chan wrote 558 Medicare Part D claims for 41 patients. 97% of them were for generic drugs. CMS names the drug for 465 of them, across 17 drugs with 11 or more claims each, at $8,634 in total drug cost.
Dr. Chan's Part D claims by kind of drug, 2024
- Generic544 claims97%
- Brand-name14 claims3%
Dr. Chan's 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. Chan's Part D claims, 2024
- Antipsychotics, patients 65 and over9%48 of 558 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Alfredo R. Chan offers telehealth to Medicare patients
Dr. Chan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Alfredo R. Chan'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) |
| 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. Alfredo R. Chan
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. Alfredo R. Chan's NPI number?
Dr. Alfredo R. Chan's NPI number is 1891746814. It was assigned on May 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alfredo R. Chan?
Dr. Alfredo R. Chan is a geriatric psychiatry physician in Hanover, Massachusetts. The primary specialty in the NPI Registry is Geriatric Psychiatry Physician (taxonomy code 2084P0805X).
Where does Dr. Alfredo R. Chan practice?
Dr. Chan practices at 105 Webster St, Hanover, MA 02339. Dr. Chan's primary practice is Alfredo R Chan MD in Hanover, Massachusetts. Dmand AI also links Dr. Chan to 2 group practices and clinics and 2 medical groups.
What is Dr. Alfredo R. Chan's office phone number?
The practice phone on file for Dr. Chan is (781) 878-8200.
What is Dr. Alfredo R. Chan's medical license number?
Dr. Chan holds Massachusetts license 70653.
What medical group is Dr. Alfredo R. Chan part of?
Dr. Chan is linked to Spectrum Health Systems, Inc. Dmand AI links Dr. Chan to 2 more medical groups.
Does Dr. Alfredo R. Chan accept Medicare?
Yes. CMS data shows Dr. Chan billed Medicare for 98 services in 2024, and Dr. Chan accepts Medicare assignment.
Does Dr. Alfredo R. Chan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chan as offering telehealth services.
How many Medicare patients does Dr. Alfredo R. Chan see?
CMS counts 19 Medicare patients who saw Dr. Chan in 2024, with an average age of 60.
What services does Dr. Alfredo R. Chan bill to Medicare?
In 2024, Dr. Chan's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Alfredo R. Chan prescribe most?
In 2024 Medicare Part D data, Dr. Chan's most prescribed drugs by claims were Quetiapine Fumarate, Sertraline HCl and Dextroamphetamine-Amphetamine.
How long has Dr. Alfredo R. Chan been practicing?
Dr. Chan graduated from medical school in 1979, 47 years ago.
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