Dr. David M. Zimmerman, MD
- Medicare services, 2024
- 54,259
- Medicare patients, 2024
- 582
- Part D claims, 2024
- 1,901
- MIPS score, 2024
- 94
- Hospital affiliations
- 5
- Practice address
- 416 E Maumee St, Angola, IN 46703
- Practice phone
- Call (260) 665-2141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zimmerman'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. David M. Zimmerman is a hematologist and oncologist in Angola, Indiana
Dr. Zimmerman practices at Cameron Health in Angola, Indiana, part of Cameron Health.
Dr. Zimmerman's NPI, 1639148232, was assigned on March 16, 2006. Dr. Zimmerman graduated from Indiana University School of Medicine in 1997. Dr. Zimmerman holds Indiana license 01050092A.
- NPI
- 1639148232NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113977521
- NPI enumeration date
- March 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (260) 665-2141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David M. Zimmerman practices at Cameron Health in Angola, Indiana
Dr. Zimmerman's primary practice is Cameron Health, at 416 E Maumee St, Angola, IN 46703 in Steuben County. The practice phone is (260) 665-2141.
- Cameron Health416 E Maumee St, Angola, IN 46703 · Steuben CountyPhone(260) 665-2141
Source: Dmand AI Affiliation Data
Dr. David M. Zimmerman is affiliated with 7 sites of care and 2 medical groups
Dr. Zimmerman's primary practice is Cameron Health in Angola, Indiana, part of Cameron Health. Dr. Zimmerman is also affiliated with Lutheran Hospital. The medical group on file is Zangmeister Cancer Center. Dmand AI also links Dr. Zimmerman to 3 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David M. Zimmerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zimmerman practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cameron Health | Available with a free account |
| +6 more sites 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 Cameron Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David M. Zimmerman is one of 224 hematologists and oncologists in Indiana
Hematology and oncology is Dr. Zimmerman's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Zimmerman is licensed in Indiana.
Specialties and state licenses
- Hematology and oncology, IndianaPrimary
Hematologists and oncologists near Dr. Zimmerman
Counts of hematologists and oncologists 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. David M. Zimmerman billed Medicare for 54,259 services in 2024
CMS data shows 54,259 Medicare services from Dr. Zimmerman across 39 procedure codes in 2024, for 582 Medicare patients. Medicare paid $1,027,718 for them.
Dr. Zimmerman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 25,3362024: 33,16531%
- Other services
- 2023: 11,8172024: 18,43956%
- Tests and treatments
- 2023: 1,3822024: 1,5039%
- Office and hospital visits
- 2023: 1,1032024: 1,0376%
- Imaging
- 2023: 1122024: 9813%
- Surgery
- 2023: 02024: 17
Where Dr. Zimmerman's Medicare services took place, 2024
- In an office54,224100%
- In a facility350%
Dr. Zimmerman compared with the Indiana median for hematologists and oncologists, 2024
- Dr. Zimmerman
- Indiana median
- Medicare services
- 54,259vs 76071.4 times
- Medicare patients
- 582vs 2642.2 times
- Part D claims
- 1,592vs 4233.8 times
Medians across 215 hematologists and oncologists in Indiana with Dmand AI profiles that report each measure.
Dr. Zimmerman'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.
Need commercial claims for Dr. Zimmerman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zimmerman and other hematologists and oncologists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David M. Zimmerman treated 582 Medicare patients in 2024, average age 74
CMS counts 582 Medicare patients who saw Dr. Zimmerman in 2024. The largest group is 65 to 74, with 259 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.94, 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. Zimmerman's median patient age at 73, with 55% women.
Dr. Zimmerman's Medicare patients by age, 2024
Dr. Zimmerman's Medicare patients by sex, 2024
- Women30853%
- Men27447%
Chronic conditions among Dr. Zimmerman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Cancer49%
- Arthritis42%
- Ischemic heart disease34%
- Chronic kidney disease33%
- Diabetes33%
- Anxiety26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zimmerman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David M. Zimmerman wrote 1,901 Medicare Part D claims in 2024
In 2024, Dr. Zimmerman wrote 1,901 Medicare Part D claims for 328 patients. 71% of them were for generic drugs. CMS names the drug for 1,592 of them, across 43 drugs with 11 or more claims each, at $4,857,976 in total drug cost. In 2023, CMS named 1,399 claims across 37 drugs.
Dr. Zimmerman's Part D claims by kind of drug, 2024
- Generic1,344 claims71%
- Brand-name and other557 claims29%
Dr. Zimmerman'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. Zimmerman's Part D claims, 2024
- Opioids6%119 of 1,901 claims
- Antibiotics2%42 of 1,901 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3992024: 1,59214%
Drugs named by CMS: 43 in 2024, 37 in 2023.
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. David M. Zimmerman scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Zimmerman for performance year 2024, reported through an alternative payment model (APM). Dr. Zimmerman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Zimmerman's MIPS scores, performance year 2024
- 94of 100Final score
- 80.4of 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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Dr. David M. Zimmerman received $22,949 in industry payments from 2016 to 2025
CMS Open Payments shows 835 general payments to Dr. Zimmerman from 81 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 80% of the total. AstraZeneca Pharmaceuticals LP paid the most, $2,238.
General payments to Dr. Zimmerman by program year, 2016 to 2025
General payments to Dr. Zimmerman by kind, 2016 to 2025
- Food and beverage$18,30380%
- Consulting fees$2,80012%
- Education$8954%
- Device or supply loans$8814%
- Entertainment$700%
Companies that paid Dr. Zimmerman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David M. Zimmerman graduated from Indiana University School of Medicine
Dr. Zimmerman graduated from Indiana University School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David M. Zimmerman'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) |
| Industry payments | Open Payments (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. David M. Zimmerman
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. David M. Zimmerman's NPI number?
Dr. David M. Zimmerman's NPI number is 1639148232. It was assigned on March 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David M. Zimmerman?
Dr. David M. Zimmerman is a hematologist and oncologist in Angola, Indiana. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. David M. Zimmerman practice?
Dr. Zimmerman practices at 416 E Maumee St, Angola, IN 46703. Dr. Zimmerman's primary practice is Cameron Health in Angola, Indiana, part of Cameron Health. Dmand AI also links Dr. Zimmerman to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. David M. Zimmerman's office phone number?
The practice phone on file for Dr. Zimmerman is (260) 665-2141.
What is Dr. David M. Zimmerman's medical license number?
Dr. Zimmerman holds Indiana license 01050092A.
Which hospitals is Dr. David M. Zimmerman affiliated with?
Dr. Zimmerman practices at Cameron Health in Angola, Indiana. Dr. Zimmerman is also affiliated with Lutheran Hospital. Dmand AI links Dr. Zimmerman to 3 more hospitals.
What medical group is Dr. David M. Zimmerman part of?
Dr. Zimmerman is linked to Zangmeister Cancer Center. Dmand AI links Dr. Zimmerman to 1 more medical group.
Does Dr. David M. Zimmerman accept Medicare?
Yes. CMS data shows Dr. Zimmerman billed Medicare for 54,259 services in 2024, and Dr. Zimmerman accepts Medicare assignment.
What is Dr. David M. Zimmerman's MIPS score?
Dr. Zimmerman's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. David M. Zimmerman see?
CMS counts 582 Medicare patients who saw Dr. Zimmerman in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. David M. Zimmerman bill to Medicare?
In 2024, Dr. Zimmerman's most billed Medicare services were medicare temporary code (Q0138), injected or infused drug (J9271) and injected or infused drug (J1453).
Where did Dr. David M. Zimmerman go to medical school?
Dr. Zimmerman graduated from Indiana University School of Medicine in 1997.
What drugs does Dr. David M. Zimmerman prescribe most?
In 2024 Medicare Part D data, Dr. Zimmerman's most prescribed drugs by claims were Anastrozole, Eliquis and Acyclovir.
Has Dr. David M. Zimmerman received payments from drug or device companies?
CMS Open Payments shows $22,949 in general payments to Dr. Zimmerman from 81 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. David M. Zimmerman been practicing?
Dr. Zimmerman graduated from medical school in 1997, 29 years ago.
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