Dr. Christopher Michael Fields, MD
- Part D claims, 2024
- 156
- Industry payments
- $62
- Affiliated sites
- 1
- Medical groups
- 2
- Insurance carriers
- 3
- Practice address
- 9455 Clairemont Mesa Blvd, San Diego, CA 92123
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente San Diego Medical Center
San Diego, California
Find Dr. Fields' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Christopher Michael Fields is an internist in San Diego, California
Dr. Fields practices at Kaiser Permanente San Diego Medical Center in San Diego, California.
Dr. Fields' NPI, 1427623677, was assigned on May 20, 2021. Dr. Fields graduated from Meharry Medical College School of Medicine in 2019. Dr. Fields holds California license A196968.
- NPI
- 1427623677NPI Registry (opens in a new tab)
- NPI enumeration date
- May 20, 2021
- NPI status
- Active
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Christopher Michael Fields practices at Kaiser Permanente San Diego Medical Center in San Diego, California
Dr. Fields' primary practice is Kaiser Permanente San Diego Medical Center, at 9455 Clairemont Mesa Blvd, San Diego, CA 92123 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente San Diego Medical Center9455 Clairemont Mesa Blvd, San Diego, CA 92123 · San Diego CountyPhone(619) 528-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher Michael Fields is affiliated with 2 sites of care and 2 medical groups
Dr. Fields' primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Fields to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher Michael Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente San Diego Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Michael Fields is one of 16,751 internists in California
Internal medicine is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Fields' licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Michigan license
Internists near Dr. Fields
Counts of internists 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. Christopher Michael Fields' patients have a median age of 51
Across all payers, Dmand AI patient panel data puts Dr. Fields' median patient age at 51, with 68% women.
Dr. Fields' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women68%
- Men31%
Source: Dmand AI Patient Panel Data
Dr. Christopher Michael Fields wrote 156 Medicare Part D claims in 2024
In 2024, Dr. Fields wrote 156 Medicare Part D claims for 41 patients. 92% of them were for generic drugs. CMS names the drug for 22 of them, across 2 drugs with 11 or more claims each, at $158 in total drug cost.
Dr. Fields' Part D claims by kind of drug, 2024
- Generic144 claims92%
- Brand-name12 claims8%
Dr. Fields' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Christopher Michael Fields received $62 in industry payments from 2023 to 2024
CMS Open Payments shows 3 general payments to Dr. Fields from 3 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. Dexcom, Inc. paid the most, $29.
General payments to Dr. Fields by program year, 2023 to 2024
Companies that paid Dr. Fields the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher Michael Fields graduated from Meharry Medical College School of Medicine
Dr. Fields graduated from Meharry Medical College School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Christopher Michael Fields accepts plans from 3 insurance carriers
Dr. Fields is in network with 3 carriers, including Aetna, Molina and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- Molina
- CMS Medicare
Plan types Dr. Fields accepts, by number of carriers
- Medicare3
- HMO2
- EPO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher Michael Fields'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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)Medicare Part D Prescribers - by Provider (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Christopher Michael Fields
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. Christopher Michael Fields' NPI number?
Dr. Christopher Michael Fields' NPI number is 1427623677. It was assigned on May 20, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Michael Fields?
Dr. Christopher Michael Fields is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christopher Michael Fields practice?
Dr. Fields practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. Dr. Fields' primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Dmand AI also links Dr. Fields to 1 group practice or clinic and 1 medical group.
What is Dr. Christopher Michael Fields' office phone number?
The practice phone on file for Dr. Fields is (619) 528-5000.
What is Dr. Christopher Michael Fields' medical license number?
Dr. Fields holds California license A196968, one of the licenses on file in 2 states.
Which states has Dr. Christopher Michael Fields been licensed in?
Dmand AI has state licenses on file for Dr. Fields in California (2024 to 2026) and Michigan (2021 to 2024).
What medical group is Dr. Christopher Michael Fields part of?
Dr. Fields is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Fields to 1 more medical group.
Where did Dr. Christopher Michael Fields go to medical school?
Dr. Fields graduated from Meharry Medical College School of Medicine in 2019.
What drugs does Dr. Christopher Michael Fields prescribe most?
In 2024 Medicare Part D data, Dr. Fields' most prescribed drugs by claims were Atorvastatin Calcium and Losartan Potassium.
Has Dr. Christopher Michael Fields received payments from drug or device companies?
CMS Open Payments shows $62 in general payments to Dr. Fields from 3 companies from 2023 to 2024. The largest total came from Dexcom, Inc.
How long has Dr. Christopher Michael Fields been practicing?
Dr. Fields graduated from medical school in 2019, 7 years ago.
What insurance does Dr. Christopher Michael Fields accept?
Dr. Fields is in network with 3 carriers, including Aetna, Molina and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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