Sarah S. Klein, NP
- Medicare patients, 2024
- 119
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Industry payments
- $19
- Medical group
- 1
- Practice address
- 55 North Ave, Mendon, MA 01756
- Practice phone
- Call (508) 334-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Umass Memorial Medical Center
Mendon, Massachusetts
Find Sarah Klein'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.
Sarah S. Klein is a nurse practitioner in Mendon, Massachusetts
Sarah Klein practices at Umass Memorial Medical Center in Mendon, Massachusetts.
Sarah Klein's NPI, 1669446688, was assigned on February 15, 2006. Sarah Klein holds Massachusetts license 226651.
- NPI
- 1669446688NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355356387
- NPI enumeration date
- February 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 334-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Sarah S. Klein practices at Umass Memorial Medical Center in Mendon, Massachusetts
Sarah Klein's primary practice is Umass Memorial Medical Center, at 55 North Ave, Mendon, MA 01756 in Worcester County. The practice phone is (508) 334-1000.
- Umass Memorial Medical Center55 North Ave, Mendon, MA 01756 · Worcester CountyPhone(508) 334-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Sarah S. Klein is affiliated with 3 sites of care and 1 medical group
Sarah Klein's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Sarah Klein is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Sarah Klein to 1 more hospital, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Sarah S. Klein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sarah Klein practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Umass Memorial Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Sarah S. Klein is one of 2,511 nurse practitioners in Massachusetts
Nurse practitioner is Sarah Klein's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Sarah Klein is licensed in Massachusetts.
Specialties and state licenses
- Nurse practitioner, MassachusettsPrimary
Nurse practitioners near Sarah Klein
Counts of nurse practitioners 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
Sarah S. Klein treated 119 Medicare patients in 2024, average age 70
CMS counts 119 Medicare patients who saw Sarah Klein in 2024. The largest group is 65 to 74, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 41% are also on Medicaid. Their average risk score is 3.74, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Sarah Klein's median patient age at 70, with 50% women.
Sarah Klein's Medicare patients by age, 2024
Sarah Klein's Medicare patients by sex, 2024
- Women5445%
- Men6555%
Chronic conditions among Sarah Klein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease58%
- Ischemic heart disease57%
- Diabetes52%
- Mood disorders50%
- Heart failure48%
- Anxiety46%
Share of Medicare patients with each condition. A patient can have several.
Sarah Klein'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
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sarah S. Klein 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 Sarah Klein for performance year 2024, reported through an alternative payment model (APM). Sarah Klein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Sarah Klein's MIPS scores, performance year 2024
- 100of 100Final score
- 83of 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
Sarah S. Klein received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Sarah Klein from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Scpharmaceuticals Inc. paid the most, $19.
Companies that paid Sarah Klein the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Sarah S. Klein'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 DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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) |
| Industry payments | Open Payments (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 Sarah S. Klein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sarah S. Klein's NPI number?
Sarah S. Klein's NPI number is 1669446688. It was assigned on February 15, 2006, and it is active in the NPI Registry.
What does Sarah S. Klein specialize in?
Sarah S. Klein is a nurse practitioner in Mendon, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Sarah S. Klein practice?
Sarah Klein practices at 55 North Ave, Mendon, MA 01756. Sarah Klein's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dmand AI also links Sarah Klein to 1 hospital.
What is Sarah S. Klein's office phone number?
The practice phone on file for Sarah Klein is (508) 334-1000.
What is Sarah S. Klein's medical license number?
Sarah Klein holds Massachusetts license 226651.
Which hospitals is Sarah S. Klein affiliated with?
Sarah Klein is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Sarah Klein to 1 more hospital.
What medical group is Sarah S. Klein part of?
Sarah Klein is linked to UMass Memorial Medical Group.
Does Sarah S. Klein accept Medicare?
Yes. CMS lists Sarah Klein as accepting Medicare assignment.
What is Sarah S. Klein's MIPS score?
Sarah Klein'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 Sarah S. Klein see?
CMS counts 119 Medicare patients who saw Sarah Klein in 2024, with an average age of 70.
Has Sarah S. Klein received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Sarah Klein from 1 company from 2025 to 2025. The largest total came from Scpharmaceuticals Inc.
How long has Sarah S. Klein been practicing?
Sarah Klein graduated from medical school in 2002, 24 years ago.
Selling to nurse practitioner practices?
See nurse practitioners in Massachusetts by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card