Melanie Erin Fields, MD
Pediatric Hematology & Oncology Physician · Saint Louis, MO
Melanie Erin Fields, MD is a pediatric hematology & oncology physician with a practice address in Saint Louis, Missouri, and NPI 1255595658, issued on Jul 15, 2008. Check the license (Missouri 2012008856, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Melanie Erin Fields
- Credential
- MD
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License number
- 2012008856 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Childrens PL, Saint Louis, MO 63110
- Phone
- (314) 454-6018
- Enumerated
- Jul 15, 2008
- Record last updated
- Apr 17, 2025
- Fax
- (844) 621-4392
- Medicaid ID
- 200015489 MO
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 99 in Missouri → Look up another NPI →
Also registered at 1 Childrens PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohamed Abdelbaki, MDPediatric Hematology & Oncology Physician1508021361
- Christi Abeln, PNPPediatric Nurse Practitioner1023034253
- Loren Abernathy, PNPPediatric Nurse Practitioner1215583117
- Freddy-May Abisamra, CGCGenetic Counselor (M.S.)1306538111
- Manjusha Abraham, MDPediatric Critical Care Medicine Physician1508126699
- Philip Abraham, MDHospitalist Physician1720309016
Verify Melanie Erin Fields in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2012008856Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average pediatric hematology & oncology physician in 2024
21 Medicare Part D claims, against an average of 94 among the 300 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Warfarin Sodium21 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $18,253.82
15 payments; by number, the most common kind was travel and lodging; the largest payer was Pfizer Inc. The 1,215 providers of this specialty with any payment received $7,404.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Melanie Erin Fields among 99 pediatric hematology & oncology physician records in Missouri
Melanie Erin Fields, MD is one of 99 pediatric hematology & oncology physician records with a practice address in Missouri. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 42% of them.
- NPI issued2008 · 42% of these records are older, 47% newer
- In a Medicare fileYes · 59% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2025 · 30% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Hematology & Oncology Physician providers in Missouri
There are 99 pediatric hematology & oncology physician records in Missouri.
All 99 in Missouri → Every provider in Saint Louis → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Mary Dinauer, MDSaint Louis, MO 631101922118355
- Jorge Dipaola, MDSaint Louis, MO 631101740277409
- Todd Druley, MDSaint Louis, MO 631101912170853
- Robert Hayashi, MDSaint Louis, MO 631101386662062
- Frederick Huang, MDSaint Louis, MO 631101215029038
- Michael Angelo Huang, MD, MSSaint Louis, MO 631101225232630
- Allison King, MDSaint Louis, MO 631101205854635
- Jeffrey Magee, MDSaint Louis, MO 631101013041664
Common questions
What is Melanie Erin Fields, MD's NPI number?
Melanie Erin Fields, MD's National Provider Identifier (NPI) is 1255595658, issued on Jul 15, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Melanie Erin Fields, MD located?
The NPPES record lists a practice address at 1 Childrens PL, Saint Louis, MO, 63110. Phone: (314) 454-6018. Providers update this record themselves, so call before visiting.
How can I verify Melanie Erin Fields, MD's license?
NPPES lists Missouri license number 2012008856, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Melanie Erin Fields, MD prescribe under Medicare Part D?
In 2024, Melanie Erin Fields, MD had 21 Medicare Part D claims; the average among pediatric hematology & oncology physician prescribers was 94. Part D covers Medicare prescriptions only.
What is Melanie Erin Fields, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.