NPPES file of Aug 9, 2026

Joseph P. Marnell, MD

Psychiatry Physician · Fridley, MN

Joseph P. Marnell, MD is a psychiatry physician with a practice address in Fridley, Minnesota, and NPI 1801835103, issued on Jun 5, 2006. Check the license (Minnesota 52491, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801835103
Name
Joseph P. Marnell
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
52491 MN
D0028213 MD
Self-reported in NPPES; status is on the state search
Practice location
480 Osborne RD NE Ste 260, Fridley, MN 55432
Phone
(763) 236-3800
Enumerated
Jun 5, 2006
Record last updated
Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(763) 236-3821
Medicare enrollment
Enrolled (PECOS I20100524000138); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 1974
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 480 Osborne RD NE Ste 260

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Taylor Atchison, M.D.Psychiatry Physician1811350515
  2. Sarah Beckham, PSYD, LPPsychologist1730516337
  3. Amy CedarClinical Psychologist1710529003
  4. Rita ChoPsychiatric/Mental Health Nurse Practitioner1730819988
  5. Rory ConnollyPsychiatric/Mental Health Nurse Practitioner1326701376
  6. Yasser El-Hammamy, MDPsychiatry Physician1225090095

Verify Joseph P. Marnell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 52491
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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86% fewer Medicare Part D claims than the average psychiatry physician in 2024

140 Medicare Part D claims for 39 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Joseph Marnell140
  2. Specialty average1,000

Most prescribed

  1. Quetiapine Fumarate13 claims
  2. Trazodone Hcl12 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): 83.5 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.

  1. Qualityout of 100 · 30% of the final score81.8
  2. Costout of 100 · 30%63.3
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Allina Health SystemAnnandale, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joseph P. Marnell among 974 psychiatry physician records in Minnesota

Joseph P. Marnell, MD is one of 974 psychiatry physician records with a practice address in Minnesota. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 56% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1974 · median 2008 among the 528 with a school on file
  • Record last updated2020 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

30 psychiatry physician records list a practice address in Fridley

They are 30 of the 945 NPPES records with a practice address in Fridley, and 974 psychiatry physician records in Minnesota.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Dale Armstrong, M.D.Fridley, MN 554321871586578
  2. Joseph Bebchuk, MDFridley, MN 554321851378343
  3. Yasser El-Hammamy, MDFridley, MN 554321225090095
  4. Bruce Field, MDSpring Lake Park, MN 554321023084076
  5. Caromyr Figueroa Silvestrini, MDFridley, MN 554321336248277
  6. Renee Koronkowski, MDFridley, MN 554321477522027
  7. Kathryn Selmo, MDFridley, MN 554321295816122
  8. Anil Sipahimalani, MDFridley, MN 554321417918590

Common questions

What is Joseph P. Marnell, MD's NPI number?

Joseph P. Marnell, MD's National Provider Identifier (NPI) is 1801835103, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph P. Marnell, MD located?

The NPPES record lists a practice address at 480 Osborne RD NE Ste 260, Fridley, MN, 55432. Phone: (763) 236-3800. Providers update this record themselves, so call before visiting.

How can I verify Joseph P. Marnell, MD's license?

NPPES lists Minnesota license number 52491, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph P. Marnell, MD prescribe under Medicare Part D?

In 2024, Joseph P. Marnell, MD had 140 Medicare Part D claims for 39 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Joseph P. Marnell, MD's MIPS final score?

The 2023 MIPS final score is 83.5 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.