Cossette Buchman

  • New Haven, CT
  • Physician assistant
NPI1164050621PAC ID7719397389
Medicare patients, 2024
104
Part D claims, 2024
192
MIPS score, 2024
100
Hospital affiliations
1
Medical group
1
Practice address
20 York Street, New Haven, CT 06510
Practice phone
Call (203) 688-5900
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Yale New Haven Psychiatric Hospital (York St)

Psychiatric Inpatient Facility · New Haven, Connecticut

See all 3 affiliations

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Cossette Buchman is a physician assistant in New Haven, Connecticut

Cossette Buchman practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.

Cossette Buchman's NPI, 1164050621, was assigned on March 31, 2020.

NPI and contact details
Medicare PAC ID
7719397389
NPI enumeration date
March 31, 2020
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(203) 688-5900
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
32
Medical school graduation
2020

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Cossette Buchman practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut

Cossette Buchman's primary practice is Yale New Haven Psychiatric Hospital (York St), at 20 York Street, New Haven, CT 06510. The practice phone is (203) 688-5900.

  • Yale New Haven Psychiatric Hospital (York St)
    20 York Street, New Haven, CT 06510Phone(203) 688-5900

Source: Dmand AI Affiliation Data

Cossette Buchman is affiliated with 2 sites of care and 1 medical group

Cossette Buchman's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Cossette Buchman is also affiliated with Yale New Haven Hospital. The medical group on file is Northeast Medical Group.

Yale New Haven Psychiatric Hospital (York St)Psychiatric Inpatient Facility · New Haven, ConnecticutPrimary
Yale New Haven HospitalAcute care hospital, New Haven, CTNortheast Medical GroupPrimary care group, Bridgeport, CTParent health systemName with a free account
See all 3 affiliations for Cossette Buchman

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Cossette Buchman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Cossette Buchman practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Yale New Haven Psychiatric Hospital (York St)Available with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Cossette Buchman is one of 1,682 physician assistants in Connecticut

Physician assistant is Cossette Buchman's primary specialty in the NPI Registry, under taxonomy code 363A00000X.

Specialties and state licenses

  • Physician assistantPrimarytaxonomy 363A00000X

Physician assistants near Cossette Buchman

Counts of physician assistants 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

Cossette Buchman treated 104 Medicare patients in 2024, average age 75

CMS counts 104 Medicare patients who saw Cossette Buchman in 2024. The largest group is 65 to 74, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 47% are also on Medicaid. Their average risk score is 3.69, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Cossette Buchman's median patient age at 75, with 58% women.

Medicare patients, 2024104
Average age75
Average risk score3.69
Also on Medicaid47%

Cossette Buchman's Medicare patients by age, 2024

Cossette Buchman's Medicare patients by sex, 2024

  • Women6159%
  • Men4341%

Chronic conditions among Cossette Buchman's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis64%
  4. Chronic kidney disease62%
  5. Heart failure61%
  6. Mood disorders59%
  7. Anxiety57%
  8. Ischemic heart disease53%

Share of Medicare patients with each condition. A patient can have several.

Cossette Buchman's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women58%
  • Men40%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Cossette Buchman wrote 192 Medicare Part D claims in 2024

In 2024, Cossette Buchman wrote 192 Medicare Part D claims for 87 patients. 81% of them were for generic drugs.

Part D claims, 2024192
Part D patients87

Cossette Buchman's Part D claims by kind of drug, 2024

  • Generic155 claims81%
  • Brand-name and other37 claims19%

Drug classes CMS tracks in Cossette Buchman's Part D claims, 2024

  • Antibiotics19%37 of 192 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Cossette Buchman scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Cossette Buchman for performance year 2024, reported through an alternative payment model (APM). Cossette Buchman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Cossette Buchman's MIPS scores, performance year 2024

  • 100of 100Final score
  • 86.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Sources for Cossette Buchman's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Cossette Buchman

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Cossette Buchman's NPI number?

Cossette Buchman's NPI number is 1164050621. It was assigned on March 31, 2020, and it is active in the NPI Registry.

What does Cossette Buchman specialize in?

Cossette Buchman is a physician assistant in New Haven, Connecticut. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Cossette Buchman practice?

Cossette Buchman practices at 20 York Street, New Haven, CT 06510. Cossette Buchman's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.

What is Cossette Buchman's office phone number?

The practice phone on file for Cossette Buchman is (203) 688-5900.

Which hospitals is Cossette Buchman affiliated with?

Cossette Buchman is affiliated with Yale New Haven Hospital.

What medical group is Cossette Buchman part of?

Cossette Buchman is linked to Northeast Medical Group.

Does Cossette Buchman accept Medicare?

Yes. CMS lists Cossette Buchman as accepting Medicare assignment.

What is Cossette Buchman's MIPS score?

Cossette Buchman's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Cossette Buchman see?

CMS counts 104 Medicare patients who saw Cossette Buchman in 2024, with an average age of 75.

How long has Cossette Buchman been practicing?

Cossette Buchman graduated from medical school in 2020, 6 years ago.

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