Dr. David Ernest Niccum, MD
- Medicare services, 2024
- 290
- Medicare patients, 2024
- 154
- Part D claims, 2024
- 653
- Publications
- 7
- Hospital affiliations
- 3
- Practice address
- 640 Jackson Street, Saint Paul, MN 55101
- Practice phone
- Call (651) 254-1616
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Niccum'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 Ernest Niccum is a pulmonologist in Saint Paul, Minnesota
Dr. Niccum practices at Regions Hospital in Saint Paul, Minnesota, part of HealthPartners.
Dr. Niccum's NPI, 1316110869, was assigned on April 4, 2008. Dr. Niccum graduated from St. Louis College of Physicians and Surgeons in 2008. Dr. Niccum holds Minnesota license 56658.
- NPI
- 1316110869NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789849712
- NPI enumeration date
- April 4, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (651) 254-1616
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Ernest Niccum practices at Regions Hospital in Saint Paul, Minnesota
Dr. Niccum's primary practice is Regions Hospital, at 640 Jackson Street, Saint Paul, MN 55101 in Ramsey County. The practice phone is (651) 254-1616.
- Regions Hospital640 Jackson Street, Saint Paul, MN 55101 · Ramsey CountyPhone(651) 254-1616
Source: Dmand AI Affiliation Data
Dr. David Ernest Niccum is affiliated with 3 sites of care and 2 medical groups
Dr. Niccum's primary practice is Regions Hospital in Saint Paul, Minnesota, part of HealthPartners. Dr. Niccum is also affiliated with Lakeview Hospital. The medical group on file is Park Nicollet Clinic. Dmand AI also links Dr. Niccum to 1 more hospital 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 Ernest Niccum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Niccum practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Regions Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Ernest Niccum is one of 271 pulmonologists in Minnesota
Pulmonary disease is Dr. Niccum's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Niccum is licensed in Minnesota.
Specialties and state licenses
- Pulmonary disease, MinnesotaPrimary
Pulmonologists near Dr. Niccum
Counts of pulmonologists 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 Ernest Niccum billed Medicare for 290 services in 2024
CMS data shows 290 Medicare services from Dr. Niccum across 7 procedure codes in 2024, for 154 Medicare patients. Medicare paid $23,387 for them.
Dr. Niccum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2152024: 18414%
- Tests and treatments
- 2023: 782024: 10636%
Where Dr. Niccum's Medicare services took place, 2024
- In an office13547%
- In a facility15553%
Dr. Niccum compared with the Minnesota median for pulmonologists, 2024
- Dr. Niccum
- Minnesota median
- Medicare services
- 290vs 3189% below
- Medicare patients
- 154vs 17411% below
- Part D claims
- 549vs 2362.3 times
Medians across 265 pulmonologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Niccum'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. Niccum?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Niccum and other pulmonologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Ernest Niccum treated 154 Medicare patients in 2024, average age 68
CMS counts 154 Medicare patients who saw Dr. Niccum in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have high blood pressure, and 64% have high cholesterol. 36% are also on Medicaid. Their average risk score is 2.49, 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. Niccum's median patient age at 69, with 48% women.
Dr. Niccum's Medicare patients by age, 2024
Dr. Niccum's Medicare patients by sex, 2024
- Women8455%
- Men7045%
Chronic conditions among Dr. Niccum's Medicare patients, 2024
- High blood pressure75%
- High cholesterol64%
- Mood disorders45%
- Chronic kidney disease42%
- Ischemic heart disease40%
- COPD39%
- Depression38%
- Diabetes38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Niccum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Ernest Niccum wrote 653 Medicare Part D claims in 2024
In 2024, Dr. Niccum wrote 653 Medicare Part D claims for 98 patients. 41% of them were for generic drugs. CMS names the drug for 549 of them, across 16 drugs with 11 or more claims each, at $178,738 in total drug cost. In 2023, CMS named 406 claims across 12 drugs.
Dr. Niccum's Part D claims by kind of drug, 2024
- Generic267 claims41%
- Brand-name386 claims59%
Dr. Niccum'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. Niccum's Part D claims, 2024
- Antibiotics8%52 of 653 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: 4062024: 54935%
Drugs named by CMS: 16 in 2024, 12 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 Ernest Niccum offers telehealth to Medicare patients
Dr. Niccum accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Niccum as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David Ernest Niccum has 7 publications on record
Dmand AI links 7 papers to Dr. Niccum, published from 2013 to 2024. 2016 was the busiest year, with 2. The most frequent topics are Cystic Fibrosis and Colorectal Neoplasms. Dr. Niccum's most frequent co-authors are Alexander Khoruts, MD, Jordan Matthew Dunitz, MD and Karyn Baum, MD.
Dr. Niccum's papers by year, 2013 to 2024
Topics Dr. Niccum writes about most
- Cystic Fibrosis
- Colorectal Neoplasms
Dr. Niccum's most frequent co-authors
- Alexander Khoruts, MD3 shared papers
- Jordan Matthew Dunitz, MD2 shared papers
- Karyn Baum, MD1 shared paper
Recent publications by Dr. Niccum
See who Dr. Niccum researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Niccum works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Ernest Niccum received $762 in industry payments from 2016 to 2025
CMS Open Payments shows 12 general payments to Dr. Niccum from 3 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Abiomed paid the most, $648.
General payments to Dr. Niccum by program year, 2016 to 2025
General payments to Dr. Niccum by kind, 2016 to 2025
- Food and beverage$39352%
- Travel and lodging$36948%
Companies that paid Dr. Niccum 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 Ernest Niccum graduated from St. Louis College of Physicians and Surgeons
Dr. Niccum graduated from St. Louis College of Physicians and Surgeons in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Ernest Niccum'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Ernest Niccum
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 Ernest Niccum's NPI number?
Dr. David Ernest Niccum's NPI number is 1316110869. It was assigned on April 4, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. David Ernest Niccum?
Dr. David Ernest Niccum is a pulmonologist in Saint Paul, Minnesota. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. David Ernest Niccum practice?
Dr. Niccum practices at 640 Jackson Street, Saint Paul, MN 55101. Dr. Niccum's primary practice is Regions Hospital in Saint Paul, Minnesota, part of HealthPartners. Dmand AI also links Dr. Niccum to 1 hospital and 1 medical group.
What is Dr. David Ernest Niccum's office phone number?
The practice phone on file for Dr. Niccum is (651) 254-1616.
What is Dr. David Ernest Niccum's medical license number?
Dr. Niccum holds Minnesota license 56658.
Which hospitals is Dr. David Ernest Niccum affiliated with?
Dr. Niccum practices at Regions Hospital in Saint Paul, Minnesota. Dr. Niccum is also affiliated with Lakeview Hospital. Dmand AI links Dr. Niccum to 1 more hospital.
What medical group is Dr. David Ernest Niccum part of?
Dr. Niccum is linked to Park Nicollet Clinic. Dmand AI links Dr. Niccum to 1 more medical group.
Does Dr. David Ernest Niccum accept Medicare?
Yes. CMS data shows Dr. Niccum billed Medicare for 290 services in 2024, and Dr. Niccum accepts Medicare assignment.
Does Dr. David Ernest Niccum offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Niccum as offering telehealth services.
How many Medicare patients does Dr. David Ernest Niccum see?
CMS counts 154 Medicare patients who saw Dr. Niccum in 2024, with an average age of 68.
Show 7 more questionsShow fewer questions
What services does Dr. David Ernest Niccum bill to Medicare?
In 2024, Dr. Niccum's most billed Medicare services were critical care (99291), hospital inpatient care (99232) and lung function service (94010).
Where did Dr. David Ernest Niccum go to medical school?
Dr. Niccum graduated from St. Louis College of Physicians and Surgeons in 2008.
What drugs does Dr. David Ernest Niccum prescribe most?
In 2024 Medicare Part D data, Dr. Niccum's most prescribed drugs by claims were Trelegy Ellipta, Prednisone and Albuterol Sulfate Hfa.
Has Dr. David Ernest Niccum received payments from drug or device companies?
CMS Open Payments shows $762 in general payments to Dr. Niccum from 3 companies from 2016 to 2025. The largest total came from Abiomed.
How long has Dr. David Ernest Niccum been practicing?
Dr. Niccum graduated from medical school in 2008, 18 years ago.
Does Dr. David Ernest Niccum do research?
Dmand AI links 7 publications to Dr. Niccum, published from 2013 to 2024.
Who does Dr. David Ernest Niccum publish with?
Dr. Niccum's most frequent co-authors are Alexander Khoruts, MD (3 shared papers), Jordan Matthew Dunitz, MD (2 shared papers) and Karyn Baum, MD (1 shared paper).
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