Dr. Rachel S. Kester, DO
- Medicare services, 2024
- 452
- Medicare patients, 2024
- 39
- Part D claims, 2024
- 140
- MIPS score, 2024
- 91
- Hospital affiliations
- 1
- Practice address
- 1493 Cambridge Street, Cambridge, MA 02139
- Practice phone
- Call (617) 665-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kester's professional email, personal email and mobile number
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Dr. Rachel S. Kester is a psychiatrist in Cambridge, Massachusetts
Dr. Kester practices at CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.
Dr. Kester's NPI, 1013216712, was assigned on March 21, 2011. Dr. Kester graduated from University of New England, College of Osteo Medicine in 2011. Dr. Kester holds Massachusetts license 257492.
- NPI
- 1013216712NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678873452
- NPI enumeration date
- March 21, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 665-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rachel S. Kester practices at CHA Cambridge Hospital in Cambridge, Massachusetts
Dr. Kester's primary practice is CHA Cambridge Hospital, at 1493 Cambridge Street, Cambridge, MA 02139 in Middlesex County. The practice phone is (617) 665-1000.
- CHA Cambridge Hospital1493 Cambridge Street, Cambridge, MA 02139 · Middlesex CountyPhone(617) 665-1000
Source: Dmand AI Affiliation Data
Dr. Rachel S. Kester is affiliated with 1 site of care and 2 medical groups
Dr. Kester's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. The medical group on file is Cambridge Health Alliance. Dmand AI also links Dr. Kester to 1 more medical group, named with a free account. Dr. Kester's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rachel S. Kester's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kester practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHA Cambridge Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rachel S. Kester is one of 1,857 psychiatrists in Massachusetts
Psychiatry is Dr. Kester's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Kester is licensed in Massachusetts.
Specialties and state licenses
- Psychiatry, MassachusettsPrimary
Psychiatrists near Dr. Kester
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. Rachel S. Kester billed Medicare for 452 services in 2024
CMS data shows 452 Medicare services from Dr. Kester across 3 procedure codes in 2024, for 39 Medicare patients. Medicare paid $26,697 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kester's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5472024: 45217%
Dr. Kester compared with the Massachusetts median for psychiatrists, 2024
- Dr. Kester
- Massachusetts median
- Medicare services
- 452vs 1722.6 times
- Medicare patients
- 39vs 427% below
- Part D claims
- 25vs 9273% below
Medians across 2,056 psychiatrists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Kester'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rachel S. Kester treated 39 Medicare patients in 2024, average age 74
CMS counts 39 Medicare patients who saw Dr. Kester in 2024. The largest group is 65 to 74, with 16 patients. 75% of them have anxiety, and 75% have schizophrenia and other psychoses. Their average risk score is 2.02, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Kester's median patient age at 70, with 54% women.
Dr. Kester's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Kester's Medicare patients by sex, 2024
- Women2051%
- Men1949%
Chronic conditions among Dr. Kester's Medicare patients, 2024
- Anxiety75%
- Schizophrenia and other psychoses75%
- High blood pressure74%
- High cholesterol67%
- Mood disorders64%
- Alzheimer's and dementia62%
- Depression49%
- Diabetes44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kester's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rachel S. Kester wrote 140 Medicare Part D claims in 2024
In 2024, Dr. Kester wrote 140 Medicare Part D claims for 25 patients. 88% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $183 in total drug cost. In 2016, CMS named 95 claims across 6 drugs.
Dr. Kester's Part D claims by kind of drug, 2024
- Generic123 claims88%
- Brand-name and other17 claims12%
Dr. Kester's most prescribed drugs by claims, 2022
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. Kester's Part D claims, 2024
- Antipsychotics, patients 65 and over12%17 of 140 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, 2016 to 2022
- 2016
- 2022
- Claims for drugs CMS names
- 2016: 952022: 2574%
Drugs named by CMS: 2 in 2022, 6 in 2016.
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. Rachel S. Kester scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Kester for performance year 2024, reported as part of a group. Dr. Kester accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Kester's MIPS scores, performance year 2024
- 91of 100Final score
- 77.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
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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Dr. Rachel S. Kester graduated from University of New England, College of Osteo Medicine
Dr. Kester graduated from University of New England, College of Osteo Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Rachel S. Kester'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Rachel S. Kester
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. Rachel S. Kester's NPI number?
Dr. Rachel S. Kester's NPI number is 1013216712. It was assigned on March 21, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Rachel S. Kester?
Dr. Rachel S. Kester is a psychiatrist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Rachel S. Kester practice?
Dr. Kester practices at 1493 Cambridge Street, Cambridge, MA 02139. Dr. Kester's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. Dmand AI also links Dr. Kester to 1 medical group.
What is Dr. Rachel S. Kester's office phone number?
The practice phone on file for Dr. Kester is (617) 665-1000.
What is Dr. Rachel S. Kester's medical license number?
Dr. Kester holds Massachusetts license 257492.
Which hospitals is Dr. Rachel S. Kester affiliated with?
Dr. Kester practices at CHA Cambridge Hospital in Cambridge, Massachusetts.
What medical group is Dr. Rachel S. Kester part of?
Dr. Kester is linked to Cambridge Health Alliance. Dmand AI links Dr. Kester to 1 more medical group.
Does Dr. Rachel S. Kester accept Medicare?
Yes. CMS data shows Dr. Kester billed Medicare for 452 services in 2024, and Dr. Kester accepts Medicare assignment.
What is Dr. Rachel S. Kester's MIPS score?
Dr. Kester's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Rachel S. Kester see?
CMS counts 39 Medicare patients who saw Dr. Kester in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Rachel S. Kester bill to Medicare?
In 2024, Dr. Kester's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and hospital inpatient care (99239).
Where did Dr. Rachel S. Kester go to medical school?
Dr. Kester graduated from University of New England, College of Osteo Medicine in 2011.
What drugs does Dr. Rachel S. Kester prescribe most?
In 2022 Medicare Part D data, Dr. Kester's most prescribed drugs by claims were Metformin HCl and Quetiapine Fumarate.
How long has Dr. Rachel S. Kester been practicing?
Dr. Kester graduated from medical school in 2011, 15 years ago.
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