Mary C. Fields, MD
Psychiatry Physician · St Louis Park, MN
Mary C. Fields, MD is a psychiatry physician with a practice address in St Louis Park, Minnesota, and NPI 1861497745, issued on Jun 16, 2005. Check the license on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Mary C. Fields
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 47631 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3800 Park Nicollet Blvd, St Louis Park, MN 55416
- Phone
- (952) 993-1000
- Enumerated
- Jun 16, 2005
- Record last updated
- Feb 12, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicaid ID
- 34615900 WI
- Medicare enrollment
- Enrolled (PECOS I20160217000885); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 974 in Minnesota → Look up another NPI →
Also registered at 3800 Park Nicollet Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary C. Fields in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical PracticeCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average psychiatry physician in 2024
243 Medicare Part D claims for 82 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin20 claims
- Aripiprazole18 claims
- Fluoxetine Hcl15 claims
- Alprazolam14 claims
- Dextroamphetamine-Amphetamine13 claims
- Escitalopram Oxalate13 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.
Industry payments in 2024: $86.97
1 payment: food and beverage; the largest payer was Neuronetics, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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.
Bills Medicare through one group practice
- Park Nicollet ClinicMaple Grove, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary C. Fields among 974 psychiatry physician records in Minnesota
Mary C. Fields, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated1997 · median 2008 among the 528 with a school on file
- Record last updated2016 · 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).
Psychiatry Physician providers in Minnesota
There are 974 psychiatry physician records in Minnesota.
All 974 in Minnesota → Every provider in St Louis Park → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Faruk Abuzzahab, M.D., PHDSt Louis Park, MN 554161396714705
- Onaiza Ansar, MBBSSaint Louis Park, MN 554161871560656
- Paul Ekberg, DOSt Louis Park, MN 554161477531960
- Michael Ekern, M.D.Saint Louis Park, MN 554161205811072
- Michael FeldmanSt Louis Park, MN 554161386629442
- Kimberly FitchSt Louis Park, MN 554161164407144
- Zvi Frankfurt, MDSaint Louis Park, MN 554161437124773
- Barclay Jones, MDSaint Louis Park, MN 554161598730343
Common questions
What is Mary C. Fields, MD's NPI number?
Mary C. Fields, MD's National Provider Identifier (NPI) is 1861497745, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary C. Fields, MD located?
The NPPES record lists a practice address at 3800 Park Nicollet Blvd, St Louis Park, MN, 55416. Phone: (952) 993-1000. Providers update this record themselves, so call before visiting.
How can I verify Mary C. Fields, MD's license?
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 Mary C. Fields, MD prescribe under Medicare Part D?
In 2024, Mary C. Fields, MD had 243 Medicare Part D claims for 82 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
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.