Spine (Phila Pa 1976)
CalcinosisIntervertebral Disc DisplacementLumbar Vertebrae
Dr. Richard David Fessler, MD, PhD
NPI1134641038PAC ID7416228911
- Medicare patients, 2024
- 11
- Part D claims, 2024
- 15
- Publications
- 7
- Hospital affiliations
- 6
- Industry payments
- $33,435
- Practice address
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Practice phone
- Call (269) 983-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Fessler'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. Richard David Fessler is a neurosurgeon in Saint Joseph, Michigan
Dr. Fessler practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health.
Dr. Fessler's NPI, 1134641038, was assigned on July 12, 2017. Dr. Fessler holds Indiana license 01094725A.
NPI and contact details
- NPI
- 1134641038NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416228911
- NPI enumeration date
- July 12, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (269) 983-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Richard David Fessler practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan
Dr. Fessler's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital, at 1234 Napier Avenue, Saint Joseph, MI 49085 in Berrien County. The practice phone is (269) 983-8300.
- Corewell Health Lakeland Hospitals - Saint Joseph Hospital1234 Napier Avenue, Saint Joseph, MI 49085 · Berrien CountyPhone(269) 983-8300
Source: Dmand AI Affiliation Data
Dr. Richard David Fessler is affiliated with 7 sites of care and 1 medical group
Dr. Fessler's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dr. Fessler is also affiliated with Memorial Hospital of South Bend. The medical group on file is Beacon Medical Group Schwartz-Wiekamp. Dmand AI also links Dr. Fessler to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Memorial Hospital of South BendBeacon Medical Group Schwartz-Wiekamp4 hospitalsNames with a free account1 group practice or clinicName with a free account
See all 8 affiliations for Dr. FesslerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Richard David Fessler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fessler practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Lakeland Hospitals - Saint Joseph Hospital | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Fessler practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Richard David Fessler is one of 256 neurosurgeons in Michigan
Neurological surgery is Dr. Fessler's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Fessler is licensed in Indiana.
Specialties and state licenses
- Neurological surgery, IndianaPrimary
Neurosurgeons near Dr. Fessler
Counts of neurosurgeons with a Dmand AI profile, by place and practice. Each opens the list.
256neurosurgeons in Michigan
3neurosurgeons in Saint Joseph
3neurosurgeons at Corewell Health Lakeland Hospitals - Saint Joseph HospitalSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Richard David Fessler treated 11 Medicare patients in 2024, average age 71
CMS counts 11 Medicare patients who saw Dr. Fessler in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 0.60, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fessler's median patient age at 72, with 49% women.
Medicare patients, 202411
Average age71
Average risk score0.60
Dr. Fessler's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Fessler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Richard David Fessler wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Fessler wrote 15 Medicare Part D claims for 12 patients. 100% of them were for generic drugs. They cover 1 drug, with $449 in total drug cost. In 2017, CMS named 23 claims across 1 drug.
Part D claims, 202415
Drugs named by CMS1
Total drug cost$449
Part D patients12
Dr. Fessler's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 232018: 23No change
Drugs named by CMS: 1 in 2018, 1 in 2017.
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. Richard David Fessler ranks in the 53rd percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare
Dr. Fessler accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 23 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Fessler, more than 53% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Fessler ranks in Medicare procedure volume
- Spinal fusion
- 40th percentile24 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 53rd percentile23 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Find neurosurgeons like Dr. Fessler by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Richard David Fessler has 7 publications on record
Dmand AI links 7 papers to Dr. Fessler, published from 2020 to 2023. 2020 was the busiest year, with 2. The most frequent topics are Lumbar Vertebrae, Pressure and Thoracic Vertebrae. Dr. Fessler has published most often in Spine (Phila Pa 1976). Dr. Fessler's most frequent co-authors are Richard Glenn Fessler, MD, Josha Woodward and Donald John Blaskiewicz, MD.
Papers7
Years published2020 to 2023
Dr. Fessler's papers by year, 2020 to 2023
Topics Dr. Fessler writes about most
- Lumbar Vertebrae
- Pressure
- Thoracic Vertebrae
Dr. Fessler's most frequent co-authors
- Richard Glenn Fessler, MD4 shared papers
- Josha Woodward2 shared papers
- Donald John Blaskiewicz, MD1 shared paper
Recent publications by Dr. Fessler
Lumbar VertebraeMinimally Invasive Surgical ProceduresPatient Reported Outcome Measures
Spine (Phila Pa 1976)
EdemaModels, NeurologicalOrgan Size
See who Dr. Fessler researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Fessler works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Richard David Fessler received $33,435 in industry payments from 2019 to 2025
CMS Open Payments shows 91 general payments to Dr. Fessler from 22 drug and device companies from 2019 to 2025. Royalties and licenses make up the largest share, 71% of the total. DePuy Synthes Sales Inc. paid the most, $23,912.
General payments to Dr. Fessler by program year, 2019 to 2025
General payments to Dr. Fessler by kind, 2019 to 2025
$33.4Kin total
- Royalties and licenses$23,76871%
- Food and beverage$4,98715%
- Travel and lodging$4,50913%
- Entertainment$1711%
Companies that paid Dr. Fessler the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Richard David Fessler'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 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)Doctors and Clinicians Utilization Data (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) |
| 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. Richard David Fessler
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. Richard David Fessler's NPI number?
Dr. Richard David Fessler's NPI number is 1134641038. It was assigned on July 12, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Richard David Fessler?
Dr. Richard David Fessler is a neurosurgeon in Saint Joseph, Michigan. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Richard David Fessler practice?
Dr. Fessler practices at 1234 Napier Avenue, Saint Joseph, MI 49085. Dr. Fessler's primary practice is Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan, part of Corewell Health. Dmand AI also links Dr. Fessler to 4 hospitals and 1 group practice or clinic.
What is Dr. Richard David Fessler's office phone number?
The practice phone on file for Dr. Fessler is (269) 983-8300.
What is Dr. Richard David Fessler's medical license number?
Dr. Fessler holds Indiana license 01094725A.
Which hospitals is Dr. Richard David Fessler affiliated with?
Dr. Fessler practices at Corewell Health Lakeland Hospitals - Saint Joseph Hospital in Saint Joseph, Michigan. Dr. Fessler is also affiliated with Memorial Hospital of South Bend. Dmand AI links Dr. Fessler to 4 more hospitals.
What medical group is Dr. Richard David Fessler part of?
Dr. Fessler is linked to Beacon Medical Group Schwartz-Wiekamp.
Does Dr. Richard David Fessler accept Medicare?
Yes. CMS lists Dr. Fessler as accepting Medicare assignment.
How many Medicare patients does Dr. Richard David Fessler see?
CMS counts 11 Medicare patients who saw Dr. Fessler in 2024, with an average age of 71.
What drugs does Dr. Richard David Fessler prescribe most?
In 2018 Medicare Part D data, Dr. Fessler's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Show 4 more questionsShow fewer questions
Has Dr. Richard David Fessler received payments from drug or device companies?
CMS Open Payments shows $33,435 in general payments to Dr. Fessler from 22 companies from 2019 to 2025. The largest total came from DePuy Synthes Sales Inc.
How long has Dr. Richard David Fessler been practicing?
Dr. Fessler graduated from medical school in 2017, 9 years ago.
Does Dr. Richard David Fessler do research?
Dmand AI links 7 publications to Dr. Fessler, published from 2020 to 2023.
Who does Dr. Richard David Fessler publish with?
Dr. Fessler's most frequent co-authors are Richard Glenn Fessler, MD (4 shared papers), Josha Woodward (2 shared papers) and Donald John Blaskiewicz, MD (1 shared paper).
Selling to neurological surgery practices?
See neurosurgeons in Michigan 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