NPI registry status
Active
2026 NPPES data Medical Oncology Physician NPI 1083639595 MD
Verify on CMS → Alexander Fuld, MD
Medical Oncology Physician in White River Junction, Vermont.
This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 3,792 in Medical Oncology Physician, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.
Federal data, no proprietary rating.
We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
406
Medicare Part D claims · 107 beneficiaries · Medical Oncology Physician avg: 689
Generic prescribing
79%
generic claims · 21% brand-name · higher generic rates reduce patient out-of-pocket costs
Source: CMS Medicare Part D Prescriber Public Use File, 2023
Compiled from official public sources by the PlainDoctor editorial team.
What the federal data shows
Alexander Fuld, MD filed 406 Medicare Part D claims in 2023 as a Medical Oncology Physician in White River Junction, Vermont, prescribing 79% generic.
- 406
- Part D claims, 2023
- 79%
- generic prescribing
- Likely
- board-certified (heuristic)
Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) - no proprietary rating or editorial opinion is applied.
Alexander Fuld, MD's Medicare Part D volume vs every U.S. prescriber
Total Medicare Part D claims, 2023, across all CMS prescribers nationally
406 Top 38% higher than 62% of 1,370,886 prescribers
Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source CMS Medicare Part D Prescriber Public Use File · 2023
✓
Board certification likely (heuristic, not verified)
Alexander Fuld, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 2 hospital affiliations - signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).
What does the federal data show about Alexander Fuld, MD?
Quality data not reportedPrimary specialty
Medical Oncology Physician
Medicare Part D claims
406 41% vs specialty avg
Specialty distribution in Vermont
How Medical Oncology Physician compares to other specialties among Vermont providers
Board certification
Not published by CMS
CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Medical Oncology Physician. Verify directly:
How MIPS and board certification work
The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).
Alexander Fuld, MD appears in the CMS NPPES registry as a Medical Oncology Physician provider holding MD credentials at 215 N MAIN ST, White River Junction, VT, 05009, with a listed phone of (802) 295-9363. NPI 1083639595 was issued on 07/13/2006.
Medicare Part D records for calendar year 2023 show 406 prescription claims written by this provider, covering 107 Medicare beneficiaries and totaling roughly $870K in drug spend, split 21% brand-name and 79% generic by claim count, with an opioid prescribing rate of 6.9%.
Medical Oncology Physician is a narrow specialty nationwide, with 3,792 enrolled providers across 53 states and an average of 689 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline.
Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist, always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.
Practice Address
Provider Details
| NPI | 1083639595 |
|---|---|
| Specialty | Medical Oncology Physician |
| Credentials | MD |
| Gender | Male |
| NPI Issued | 07/13/2006 |
Hospital and facility affiliations
Facilities where Alexander Fuld, MD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" - a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.
Mary Hitchcock Memorial Hospital
★★★☆☆ 3/5
Lebanon, NH
Acute Care Hospitals
CMS CCN: 300003
Dartmouth-Hitchcock Clinic
Lebanon, NH
Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).
Brand vs generic prescribing mix · Typical
Alexander Fuld, MD - brand share 21.0%
Medical Oncology Physician average
21% brand-name claims vs 79% generic, on 406 2023 Medicare Part D claims.
The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.
Medicare Part D Prescribing Data
CMS Medicare Part D prescriber-level data for calendar year 2023.
406
Total Claims
$870K
Total Drug Cost
107
Medicare Beneficiaries
Prescribing Breakdown
- 30-Day Fills
- 481
- Total Day Supply
- 11,084
- Brand vs Generic
- 21% brand / 79% generic
- Brand Drug Cost
- $864K
- Generic Drug Cost
- $6K
- Opioid Claims
- 28 (6.9% rate)
- Antibiotic Claims
- 25
Patient Demographics
- Average Patient Age
- 70.8 years
- Avg HCC Risk Score
- 2.62
- Gender Split
- 46% female / 54% male
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
What Alexander Fuld, MD prescribes most
Top Medicare Part D drugs by claim count, 2023
- Prochlorperazine M…
Prochlorperazine Maleate
56 claims
- Levothyroxine Sodium
Levothyroxine Sodium
43 claims
- Prednisone
Prednisone
38 claims
- Tagrisso
Tagrisso
25 claims
- Eliquis
Eliquis
23 claims
- Omeprazole 14
Omeprazole
14 claims
- Olanzapine 12
Olanzapine
12 claims
- Oxycodone Hcl 11
Oxycodone Hcl
11 claims
| Drug | Claims |
|---|---|
| Prochlorperazine Maleate | 56 |
| Levothyroxine Sodium | 43 |
| Prednisone | 38 |
| Tagrisso Osimertinib Mesylate | 25 |
| Eliquis Apixaban | 23 |
| Omeprazole | 14 |
| Olanzapine | 12 |
| Oxycodone Hcl | 11 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Medical Oncology Physician Overview
How Alexander Fuld, MD fits within the Medical Oncology Physician landscape nationally.
3,792
Medical Oncology Physician Providers in US
53
States with Medical Oncology Physician
689
Avg Claims per Provider
Alexander Fuld, MD's 406 claims are below the specialty average of 689.
Nearby Medical Oncology Physician Providers in Vermont
Other clinicians with the same primary specialty enrolled in Vermont, drawn from the same CMS NPPES roster as Fuld.
Dr. Michael Grace
M.D.
Waterford, VT
Dr. Marc Greenblatt
MD
Burlington, VT
Dr. Randall Holcombe
MD
Burlington, VT
Dr. Orion Howard
M.D.
Bennington, VT
Dr. Johannes Nunnink
M.D.
Burlington, VT
Compare Medical Oncology Physician nationally: see state-by-state distribution →
Before you book an appointment
Use this federal record as your verification checklist, not as a recommendation.
- Confirm the NPI record is current in the official CMS registry, providers update their own NPPES details, and moves can lag. Verify this NPI
- Check the active license and any disciplinary history with the Vermont medical board, federal registration is not a license check. Credential verification guide
- Weigh a second option: compare this provider with a nearby Medical Oncology Physician peer on Medicare volume and prescribing patterns. Compare providers
Medicare Part D and MIPS figures describe practice patterns in federal programs only, they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.
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Frequently Asked Questions
What is Alexander Fuld, MD's specialty? ▼
Alexander Fuld, MD specializes in Medical Oncology Physician and practices in White River Junction, Vermont. Credentials: MD.
How much does Alexander Fuld, MD prescribe under Medicare Part D? ▼
In 2023, Alexander Fuld, MD wrote 406 Medicare Part D claims totaling $870K in drug costs for 107 beneficiaries.
Where is Alexander Fuld, MD located? ▼
Alexander Fuld, MD is located at 215 N MAIN ST, White River Junction, VT, 05009. Phone: (802) 295-9363.
What is Alexander Fuld, MD's NPI number? ▼
Alexander Fuld, MD's National Provider Identifier (NPI) is 1083639595, issued on 07/13/2006.
Does Alexander Fuld, MD prescribe more brand-name or generic drugs? ▼
Alexander Fuld, MD's prescribing is 21% brand-name and 79% generic drugs by claim count, with $864K in brand drug costs.
Does Alexander Fuld, MD prescribe opioids? ▼
Yes, Alexander Fuld, MD had 28 opioid claims in 2023 with an opioid prescribing rate of 6.9%.
How many Medical Oncology Physician providers are there in the US? ▼
There are 3,792 Medical Oncology Physician providers across 53 states in the US. The average Medical Oncology Physician provider writes 689 Medicare Part D claims per year.
What drugs does Alexander Fuld, MD prescribe most often? ▼
Based on 2023 Medicare Part D data, Alexander Fuld, MD's most frequently prescribed drugs include Prochlorperazine Maleate, Levothyroxine Sodium, Prednisone. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Alexander Fuld, MD accept Medicare? ▼
Alexander Fuld, MD appears in CMS Medicare data with 406 Part D claims and 107 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Alexander Fuld, MD's credentials? ▼
Alexander Fuld, MD's NPI is 1083639595 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.
Data Sources
View source datasets and methodology notes
- Provider Directory
- CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
- Specialty Classification
- NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
- Prescribing Data
- CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
- Limitations
- Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.
See our complete data methodology for details on how we collect and process government data.
Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).
Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology
Compiled from official public sources by the PlainDoctor editorial team.