Dr. Michael Frields, MD
- Medicare services, 2022
- 111
- Part D claims, 2023
- 17
- Hospital affiliations
- 1
- Industry payments
- $642
- State license
- 1
- Practice address
- 11500 Brookshire Avenue, Downey, CA 90241
- Practice phone
- Call (562) 904-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Frields' professional email, personal email and mobile number
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Dr. Michael Frields is an OB-GYN in Downey, California
Dr. Frields practices at PIH Health Downey Hospital in Downey, California, part of PIH Health.
Dr. Frields' NPI, 1104929900, was assigned on September 7, 2006. Dr. Frields graduated from University of Arizona College of Medicine in 1974. Dr. Frields holds California license G30168.
- NPI
- 1104929900NPI Registry (opens in a new tab)
- NPI enumeration date
- September 7, 2006
- NPI status
- Active
- Practice phone
- (562) 904-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael Frields practices at PIH Health Downey Hospital in Downey, California
Dr. Frields' primary practice is PIH Health Downey Hospital, at 11500 Brookshire Avenue, Downey, CA 90241 in Los Angeles County. The practice phone is (562) 904-5000.
- PIH Health Downey Hospital11500 Brookshire Avenue, Downey, CA 90241 · Los Angeles CountyPhone(562) 904-5000
Source: Dmand AI Affiliation Data
Dr. Michael Frields is affiliated with 1 site of care
Dr. Frields' primary practice is PIH Health Downey Hospital in Downey, California, part of PIH Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Frields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frields practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| PIH Health Downey Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across PIH Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael Frields is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Frields' primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Frields is licensed in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
OB-GYNs near Dr. Frields
Counts of OB-GYNs with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Frields billed Medicare for 111 services in 2022
CMS data shows 111 Medicare services from Dr. Frields across 4 procedure codes in 2022, all of them office visits. Medicare paid $13,109 for them. Every service was in an office.
Dr. Frields' Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 2542022: 11156%
- Imaging
- 2021: 242022: 0100%
Dr. Frields compared with the California median for OB-GYNs, 2022
- Dr. Frields
- California median
- Medicare services
- 111vs 5891% above
- Part D claims
- 17vs 3551% below
Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.
Dr. Frields' most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Frields and other OB-GYNs in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Frields' patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Dr. Frields' median patient age at 49, with 96% women.
Dr. Frields' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women96%
- Men3%
Source: Dmand AI Patient Panel Data
Dr. Michael Frields wrote 17 Medicare Part D claims in 2023
In 2023, Dr. Frields wrote 17 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $875 in total drug cost. In 2022, CMS named 244 claims across 9 drugs.
Dr. Frields' most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 2442023: 1793%
Drugs named by CMS: 1 in 2023, 9 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Michael Frields received $642 in industry payments from 2016 to 2021
CMS Open Payments shows 36 general payments to Dr. Frields from 10 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 71% of the total. AMAG Pharmaceuticals, Inc. paid the most, $186.
General payments to Dr. Frields by program year, 2016 to 2021
General payments to Dr. Frields by kind, 2016 to 2021
- Food and beverage$45771%
- Education$18629%
Companies that paid Dr. Frields the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Frields graduated from University of Arizona College of Medicine
Dr. Frields graduated from University of Arizona College of Medicine in 1974.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Frields's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael Frields
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael Frields' NPI number?
Dr. Michael Frields' NPI number is 1104929900. It was assigned on September 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Frields?
Dr. Michael Frields is an OB-GYN in Downey, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Michael Frields practice?
Dr. Frields practices at 11500 Brookshire Avenue, Downey, CA 90241. Dr. Frields' primary practice is PIH Health Downey Hospital in Downey, California, part of PIH Health.
What is Dr. Michael Frields' office phone number?
The practice phone on file for Dr. Frields is (562) 904-5000.
What is Dr. Michael Frields' medical license number?
Dr. Frields holds California license G30168.
Which hospitals is Dr. Michael Frields affiliated with?
Dr. Frields practices at PIH Health Downey Hospital in Downey, California.
Does Dr. Michael Frields accept Medicare?
Yes. CMS data shows Dr. Frields billed Medicare for 111 services in 2022.
What services does Dr. Michael Frields bill to Medicare?
In 2022, Dr. Frields' most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Michael Frields go to medical school?
Dr. Frields graduated from University of Arizona College of Medicine in 1974.
What drugs does Dr. Michael Frields prescribe most?
In 2023 Medicare Part D data, Dr. Frields' most prescribed drugs by claims were Estradiol.
Has Dr. Michael Frields received payments from drug or device companies?
CMS Open Payments shows $642 in general payments to Dr. Frields from 10 companies from 2016 to 2021. The largest total came from AMAG Pharmaceuticals, Inc.
How long has Dr. Michael Frields been practicing?
Dr. Frields graduated from medical school in 1974, 52 years ago.
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