Gynecol Oncol
Decision MakingDiagnosis-Related GroupsGenital Neoplasms, Female
Dr. David O. Holtz, MD
NPI1215907084
- Medicare services, 2024
- 724
- Medicare patients, 2024
- 245
- Part D claims, 2024
- 165
- Publications
- 6
- Clinical trials
- 1
- Practice address
- 100 E Lancaster Ave, Wayne, PA 19087
- Practice phone
- Call (610) 645-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lankenau Medical Center
Wayne, Pennsylvania
Find Dr. Holtz's professional email, personal email and mobile number
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Dr. David O. Holtz is a gynecologic oncologist in Wayne, Pennsylvania
Dr. Holtz practices at Lankenau Medical Center in Wayne, Pennsylvania.
Dr. Holtz's NPI, 1215907084, was assigned on January 25, 2006. Dr. Holtz graduated from Jefferson Medical College of Thomas Jefferson University in 1998. Dr. Holtz holds Pennsylvania license MD072161L.
NPI and contact details
- NPI
- 1215907084NPI Registry (opens in a new tab)
- NPI enumeration date
- January 25, 2006
- NPI status
- Active
- Practice phone
- (610) 645-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. David O. Holtz practices at Lankenau Medical Center in Wayne, Pennsylvania
Dr. Holtz's primary practice is Lankenau Medical Center, at 100 E Lancaster Ave, Wayne, PA 19087 in Delaware County. The practice phone is (610) 645-2000.
- Lankenau Medical Center100 E Lancaster Ave, Wayne, PA 19087 · Delaware CountyPhone(610) 645-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David O. Holtz is affiliated with 1 site of care and 1 medical group
Dr. Holtz's primary practice is Lankenau Medical Center in Wayne, Pennsylvania. The medical group on file is Main Line Health.
Lankenau Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David O. Holtz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holtz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lankenau Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David O. Holtz is one of 81 gynecologic oncologists in Pennsylvania
Gynecologic oncology is Dr. Holtz's primary specialty in the NPI Registry, under taxonomy code 207VX0201X. Dr. Holtz is licensed in Pennsylvania.
Specialties and state licenses
- Gynecologic oncology, PennsylvaniaPrimary
Gynecologic oncologists near Dr. Holtz
Counts of gynecologic oncologists with a Dmand AI profile, by place and practice. Each opens the list.
81gynecologic oncologists in Pennsylvania
3gynecologic oncologists in Wayne
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David O. Holtz billed Medicare for 724 services in 2024
CMS data shows 724 Medicare services from Dr. Holtz across 10 procedure codes in 2024, for 245 Medicare patients. Medicare paid $67,430 for them.
Medicare services, 2024724
Medicare patients245
Paid by Medicare$67,430
Procedure codes10
Dr. Holtz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3552024: 53150%
- Other services
- 2023: 242024: 128433%
- Surgery
- 2023: 632024: 653%
Where Dr. Holtz's Medicare services took place, 2024
- In an office65991%
- In a facility659%
Dr. Holtz compared with the Pennsylvania median for gynecologic oncologists, 2024
- Dr. Holtz
- Pennsylvania median
- Medicare services
- 724vs 1913.8 times
- Medicare patients
- 245vs 1212.0 times
- Part D claims
- 61vs 4245% above
Medians across 81 gynecologic oncologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Holtz'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holtz and other gynecologic oncologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David O. Holtz treated 245 Medicare patients in 2024, average age 74
CMS counts 245 Medicare patients who saw Dr. Holtz in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Holtz's median patient age at 69, with 95% women.
Medicare patients, 2024245
Average age74
Average risk score1.46
Also on Medicaid6%
Dr. Holtz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Holtz's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Cancer55%
- Arthritis46%
- Osteoporosis30%
- Anxiety26%
- Ischemic heart disease23%
- Chronic kidney disease19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Holtz'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
- Women95%
- Men2%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David O. Holtz wrote 165 Medicare Part D claims in 2024
In 2024, Dr. Holtz wrote 165 Medicare Part D claims for 70 patients. 73% of them were for generic drugs. CMS names the drug for 61 of them, across 4 drugs with 11 or more claims each, at $334,866 in total drug cost. In 2023, CMS named 41 claims across 3 drugs.
Part D claims, 2024165
Drugs named by CMS4
Total drug cost$334,866
Part D patients70
Dr. Holtz's Part D claims by kind of drug, 2024
- Generic121 claims73%
- Brand-name44 claims27%
Dr. Holtz'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. Holtz's Part D claims, 2024
- Opioids16%27 of 165 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: 412024: 6149%
Drugs named by CMS: 4 in 2024, 3 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
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Dr. David O. Holtz has 6 publications on record
Dmand AI links 6 papers to Dr. Holtz, published from 2008 to 2021. The most frequent topics are Antineoplastic Agents, Ovarian Neoplasms and Uterine Cervical Neoplasms. Dr. Holtz has published most often in Gynecol Oncol. Dr. Holtz's most frequent co-authors are Charles J. Dunton, MD, Kate M. Stampler, DO and Radhika Gogoi, MD.
Papers6
Years published2008 to 2021
Dr. Holtz's papers by year, 2008 to 2021
Topics Dr. Holtz writes about most
- Antineoplastic Agents
- Ovarian Neoplasms
- Uterine Cervical Neoplasms
Dr. Holtz's most frequent co-authors
- Charles J. Dunton, MD3 shared papers
- Kate M. Stampler, DO2 shared papers
- Radhika Gogoi, MD1 shared paper
Recent publications by Dr. Holtz
Diphtheria ToxinDNAHuman papillomavirus 16
Angiogenesis InhibitorsAntineoplastic AgentsIndoles
Future Oncol
Antineoplastic AgentsOvarian NeoplasmsPalliative Care
See who Dr. Holtz researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Holtz works with, so you can find a warm path to the right gynecologic oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David O. Holtz has worked on 1 clinical trial
Dmand AI links Dr. Holtz to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Ovarian Neoplasms and Ovarian Diseases.
Conditions in Dr. Holtz's trials
- Ovarian Neoplasms
- Ovarian Diseases
Investigators on the most trials with Dr. Holtz
- Charles Kellogg Anderson, MD1 shared trial
- James F. Barter, MD1 shared trial
- Destin R. Black, MD1 shared trial
Recent clinical trials with Dr. Holtz
A Comparison of Platinum-based Therapy With TSR-042 and Niraparib Versus Standard of Care (SOC) Platinum-based Therapy as First-line Treatment of Stage III or IV Nonmucinous Epithelial Ovarian Cancer (opens in a new tab)
Active, not recruitingPhase 3
Ovarian NeoplasmsOvarian DiseasesNiraparibStandard of careDostarlimab (TSR-042)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. David O. Holtz received $3,100 in industry payments from 2016 to 2025
CMS Open Payments shows 111 general payments to Dr. Holtz from 35 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Merck Sharp & Dohme Corporation paid the most, $370.
General payments to Dr. Holtz by program year, 2016 to 2025
General payments to Dr. Holtz by kind, 2016 to 2025
$3.1Kin total
- Food and beverage$2,80090%
- Consulting fees$30010%
- Education$10%
Companies that paid Dr. Holtz 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 O. Holtz graduated from Jefferson Medical College of Thomas Jefferson University
Dr. Holtz graduated from Jefferson Medical College of Thomas Jefferson University in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David O. Holtz'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 O. Holtz
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 O. Holtz's NPI number?
Dr. David O. Holtz's NPI number is 1215907084. It was assigned on January 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David O. Holtz?
Dr. David O. Holtz is a gynecologic oncologist in Wayne, Pennsylvania. The primary specialty in the NPI Registry is Gynecologic Oncology Physician (taxonomy code 207VX0201X).
Where does Dr. David O. Holtz practice?
Dr. Holtz practices at 100 E Lancaster Ave, Wayne, PA 19087. Dr. Holtz's primary practice is Lankenau Medical Center in Wayne, Pennsylvania.
What is Dr. David O. Holtz's office phone number?
The practice phone on file for Dr. Holtz is (610) 645-2000.
What is Dr. David O. Holtz's medical license number?
Dr. Holtz holds Pennsylvania license MD072161L.
What medical group is Dr. David O. Holtz part of?
Dr. Holtz is linked to Main Line Health.
Does Dr. David O. Holtz accept Medicare?
Yes. CMS data shows Dr. Holtz billed Medicare for 724 services in 2024.
How many Medicare patients does Dr. David O. Holtz see?
CMS counts 245 Medicare patients who saw Dr. Holtz in 2024, with an average age of 74.
What services does Dr. David O. Holtz bill to Medicare?
In 2024, Dr. Holtz's most billed Medicare services were care management and other visits (99459), office visit, established patient (99213) and medicare service (G2211).
Where did Dr. David O. Holtz go to medical school?
Dr. Holtz graduated from Jefferson Medical College of Thomas Jefferson University in 1998.
Show 5 more questionsShow fewer questions
What drugs does Dr. David O. Holtz prescribe most?
In 2024 Medicare Part D data, Dr. Holtz's most prescribed drugs by claims were Lynparza, Clobetasol Propionate and Oxycodone HCl.
Has Dr. David O. Holtz received payments from drug or device companies?
CMS Open Payments shows $3,100 in general payments to Dr. Holtz from 35 companies from 2016 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. David O. Holtz been practicing?
Dr. Holtz graduated from medical school in 1998, 28 years ago.
Does Dr. David O. Holtz do research?
Dmand AI links 6 publications to Dr. Holtz, published from 2008 to 2021. Dr. Holtz has worked on 1 clinical trial.
Who does Dr. David O. Holtz publish with?
Dr. Holtz's most frequent co-authors are Charles J. Dunton, MD (3 shared papers), Kate M. Stampler, DO (2 shared papers) and Radhika Gogoi, MD (1 shared paper).
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