Johnny Lee Isenberger
- Medicare patients, 2024
- 30
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 55 Lake Avenue North, Worcester, MA 01655
- Practice phone
- Call (508) 334-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Johnny Isenberger'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.
Johnny Lee Isenberger is a nurse practitioner in Mendon, Massachusetts
Johnny Isenberger practices at UMass Memorial Medical Center - University Campus in Worcester, Massachusetts, part of UMass Memorial Health Care.
Johnny Isenberger's NPI, 1497987028, was assigned on August 15, 2009. Johnny Isenberger holds Massachusetts license 250929.
- NPI
- 1497987028NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749329621
- NPI enumeration date
- August 15, 2009
- 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
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Johnny Lee Isenberger practices in Worcester and Mendon
Johnny Isenberger's primary practice is UMass Memorial Medical Center - University Campus, at 55 Lake Avenue North, Worcester, MA 01655 in Worcester County. The practice phone is (508) 334-1000. The NPI Registry lists Johnny Isenberger's practice address as 55 North Ave, Mendon, MA 01756.
- UMass Memorial Medical Center - University CampusPrimary55 Lake Avenue North, Worcester, MA 01655 · Worcester CountyPhone(508) 334-1000
- NPI Registry address55 North Ave, Mendon, MA 01756 · Worcester County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Johnny Lee Isenberger is affiliated with 2 sites of care and 2 medical groups
Johnny Isenberger's primary practice is UMass Memorial Medical Center - University Campus in Worcester, Massachusetts, part of UMass Memorial Health Care. Johnny Isenberger is also affiliated with UMass Memorial Health - HealthAlliance-Clinton Hospital. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Johnny Isenberger to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Johnny Lee Isenberger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Johnny Isenberger practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UMass Memorial Medical Center - University Campus | Available with a free account |
| +1 more site and 1 medical group | 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 UMass Memorial Health Care and 6.2K+ hospitals, with verified contacts in the same login.
Johnny Lee Isenberger is one of 2,511 nurse practitioners in Massachusetts
Nurse practitioner is Johnny Isenberger's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Johnny Isenberger is licensed in Massachusetts.
Specialties and state licenses
- Nurse practitioner, MassachusettsPrimary
Nurse practitioners near Johnny Isenberger
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
Johnny Lee Isenberger treated 30 Medicare patients in 2024, average age 72
CMS counts 30 Medicare patients who saw Johnny Isenberger in 2024. 75% of them have high blood pressure, and 67% have high cholesterol. 43% are also on Medicaid. Their average risk score is 2.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Johnny Isenberger's median patient age at 71, with 75% women.
Johnny Isenberger's Medicare patients by sex, 2024
- Women1447%
- Men1653%
Chronic conditions among Johnny Isenberger's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Arthritis47%
- COPD47%
- Anxiety43%
- Atrial fibrillation43%
- Chronic kidney disease40%
- Diabetes40%
Share of Medicare patients with each condition. A patient can have several.
Johnny Isenberger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women75%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Johnny Lee Isenberger 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 Johnny Isenberger for performance year 2024, reported through an alternative payment model (APM). Johnny Isenberger accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Johnny Isenberger'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
Sources for Johnny Lee Isenberger'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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) |
| 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 Johnny Lee Isenberger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Johnny Lee Isenberger's NPI number?
Johnny Lee Isenberger's NPI number is 1497987028. It was assigned on August 15, 2009, and it is active in the NPI Registry.
What does Johnny Lee Isenberger specialize in?
Johnny Lee Isenberger is a nurse practitioner in Mendon, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Johnny Lee Isenberger practice?
Johnny Isenberger practices at 55 Lake Avenue North, Worcester, MA 01655. Johnny Isenberger also practices at 55 North Ave, Mendon, MA 01756. Johnny Isenberger's primary practice is UMass Memorial Medical Center - University Campus in Worcester, Massachusetts, part of UMass Memorial Health Care. Dmand AI also links Johnny Isenberger to 1 medical group.
What is Johnny Lee Isenberger's office phone number?
The practice phone on file for Johnny Isenberger is (508) 334-1000.
What is Johnny Lee Isenberger's medical license number?
Johnny Isenberger holds Massachusetts license 250929.
Which hospitals is Johnny Lee Isenberger affiliated with?
Johnny Isenberger practices at UMass Memorial Medical Center - University Campus in Worcester, Massachusetts. Johnny Isenberger is also affiliated with UMass Memorial Health - HealthAlliance-Clinton Hospital.
What medical group is Johnny Lee Isenberger part of?
Johnny Isenberger is linked to UMass Memorial Medical Group. Dmand AI links Johnny Isenberger to 1 more medical group.
Does Johnny Lee Isenberger accept Medicare?
Yes. CMS lists Johnny Isenberger as accepting Medicare assignment.
What is Johnny Lee Isenberger's MIPS score?
Johnny Isenberger'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 Johnny Lee Isenberger see?
CMS counts 30 Medicare patients who saw Johnny Isenberger in 2024, with an average age of 72.
How long has Johnny Lee Isenberger been practicing?
Johnny Isenberger graduated from medical school in 2009, 17 years ago.
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