Ernest Fischer, M.D.
Hospitalist Physician · Washington, DC
Ernest Fischer, M.D. is a hospitalist physician with a practice address in Washington, District of Columbia, and NPI 1518284355, issued on May 3, 2010. Check the license (District of Columbia MD042201, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Ernest Fischer
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- MD042201 DC
Self-reported in NPPES; status is on the state search - Practice location
- 3700 Reservoir RD NW, Washington, DC 20007
- Phone
- (202) 444-3976
- Enumerated
- May 3, 2010
- Record last updated
- Aug 4, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141022000917); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2010
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 116 in District of Columbia → Look up another NPI →
Also registered at 3700 Reservoir RD NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Taylor AmbroseAmbulatory Women's Health Care Registered Nurse1942135181
- Catherine AngiersRegistered Nurse1003741471
- Emma Antall, MDStudent in an Organized Health Care Education/Training Program1821926254
- Genevieve ArdilaStudent in an Organized Health Care Education/Training Program1043137300
- Caroline BaptistaFamily Nurse Practitioner1720843121
- Kelsey BarnesWomen's Health Nurse Practitioner1164166732
Verify Ernest Fischer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD042201Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average hospitalist physician in 2024
66 Medicare Part D claims for 26 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of 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): 80.2 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).
Bills Medicare through one group practice
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ernest Fischer among 116 hospitalist physician records in District of Columbia
Ernest Fischer, M.D. is one of 116 hospitalist physician records with a practice address in District of Columbia. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 24% of them.
- NPI issued2010 · 24% of these records are older, 67% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2010 · median 2012 among the 95 with a school on file
- Record last updated2014 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in District of Columbia
There are 116 hospitalist physician records in District of Columbia.
All 116 in District of Columbia → Every provider in Washington → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Jacob Feldman, M.D.Washington, DC 200071750542437
- Chitra Jaipaul, MDWashington, DC 200071730115429
- Seth Krevat, MDWashington, DC 200071134267545
- Stacy Kruse, M.D.Washington, DC 200071720246291
- Benjamin Lorenz, M.D.Washington, DC 200071316081342
- Lauren Lubrano, MDWashington, DC 200071558595975
- James Malatack, M.D.Washington, DC 200071770804866
- Virginia Malatack, M.D.Washington, DC 200071477874147
Common questions
What is Ernest Fischer, M.D.'s NPI number?
Ernest Fischer, M.D.'s National Provider Identifier (NPI) is 1518284355, issued on May 3, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Ernest Fischer, M.D. located?
The NPPES record lists a practice address at 3700 Reservoir RD NW, Washington, DC, 20007. Phone: (202) 444-3976. Providers update this record themselves, so call before visiting.
How can I verify Ernest Fischer, M.D.'s license?
NPPES lists District of Columbia license number MD042201, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ernest Fischer, M.D. prescribe under Medicare Part D?
In 2024, Ernest Fischer, M.D. had 66 Medicare Part D claims for 26 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Ernest Fischer, M.D.'s MIPS final score?
The 2023 MIPS final score is 80.2 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.