Curr Diab Rep
Dr. Christopher J. Hupfeld, MD
- Medicare services, 2024
- 496
- Medicare patients, 2024
- 373
- Part D claims, 2024
- 1,854
- Publications
- 9
- MIPS score, 2024
- 91
- Practice address
- 200 W Arbor Dr, San Diego, CA 92103
- Practice phone
- Call (619) 543-6222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSD Hillcrest Medical Center
San Diego, California
Find Dr. Hupfeld's 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 J. Hupfeld is an endocrinologist in San Diego, California
Dr. Hupfeld practices at UCSD Hillcrest Medical Center in San Diego, California.
Dr. Hupfeld's NPI, 1568429165, was assigned on April 27, 2006. Dr. Hupfeld graduated from Carver College of Medicine in 1996. Dr. Hupfeld's California license number on file is A064102.
- NPI
- 1568429165NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759444730
- NPI enumeration date
- April 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher J. Hupfeld practices at UCSD Hillcrest Medical Center in San Diego, California
Dr. Hupfeld's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.
- UCSD Hillcrest Medical Center200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher J. Hupfeld is affiliated with 2 sites of care and 1 medical group
Dr. Hupfeld's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Hupfeld is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher J. Hupfeld's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hupfeld practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSD Hillcrest Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher J. Hupfeld is one of 1,062 endocrinologists in California
Endocrinology, diabetes and metabolism is Dr. Hupfeld's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Hupfeld is board certified in endocrinology, diabetes and metabolism by the American Board of Internal Medicine. Dr. Hupfeld has a license on file in California.
Specialties and state licenses
- Endocrinology, diabetes and metabolism, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic diabetes, diabetic emergency, enlarged thyroid, hypercalcemia, obesity, osteoporosis, overactive thyroid and parathyroid gland disorder among the conditions Dr. Hupfeld treats.
Endocrinologists near Dr. Hupfeld
Counts of endocrinologists 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 J. Hupfeld billed Medicare for 496 services in 2024
CMS data shows 496 Medicare services from Dr. Hupfeld across 5 procedure codes in 2024, for 373 Medicare patients. Medicare paid $49,723 for them. Every service was in an office.
Dr. Hupfeld's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4222024: 4629%
- Tests and treatments
- 2023: 232024: 1822%
- Imaging
- 2023: 162024: 16No change
Dr. Hupfeld compared with the California median for endocrinologists, 2024
- Dr. Hupfeld
- California median
- Medicare services
- 496vs 67527% below
- Medicare patients
- 373vs 24055% above
- Part D claims
- 1,526vs 1,10438% above
Medians across 994 endocrinologists in California with Dmand AI profiles that report each measure.
Dr. Hupfeld's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Hupfeld?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hupfeld and other endocrinologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher J. Hupfeld treated 373 Medicare patients in 2024, average age 73
CMS counts 373 Medicare patients who saw Dr. Hupfeld in 2024. The largest group is 65 to 74, with 175 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.58, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Hupfeld's median patient age at 61, with 72% women.
Dr. Hupfeld's Medicare patients by age, 2024
Dr. Hupfeld's Medicare patients by sex, 2024
- Women26070%
- Men11330%
Chronic conditions among Dr. Hupfeld's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis56%
- Osteoporosis47%
- Diabetes41%
- Ischemic heart disease27%
- Mood disorders27%
- Chronic kidney disease26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hupfeld's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women72%
- Men26%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher J. Hupfeld wrote 1,854 Medicare Part D claims in 2024
In 2024, Dr. Hupfeld wrote 1,854 Medicare Part D claims for 314 patients. 49% of them were for generic drugs. CMS names the drug for 1,526 of them, across 37 drugs with 11 or more claims each, at $545,252 in total drug cost. In 2023, CMS named 1,307 claims across 36 drugs.
Dr. Hupfeld's Part D claims by kind of drug, 2024
- Generic909 claims49%
- Brand-name853 claims46%
- Other92 claims5%
Dr. Hupfeld's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3072024: 1,52617%
Drugs named by CMS: 37 in 2024, 36 in 2023.
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
Dr. Christopher J. Hupfeld scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Hupfeld for performance year 2024, reported as part of a group. Dr. Hupfeld accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hupfeld as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Hupfeld's MIPS scores, performance year 2024
- 91of 100Final score
- 84.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Christopher J. Hupfeld has 9 publications on record
Dmand AI links 9 papers to Dr. Hupfeld, published from 2019 to 2020. The most frequent topics are Sodium-Glucose Transporter 2 Inhibitors, Diabetes Mellitus, Type 2 and Hypoglycemic Agents. Dr. Hupfeld's most frequent co-authors are Sunder Mudaliar, MD and Preethika Subashini Ekanayake, MD.
Topics Dr. Hupfeld writes about most
- Sodium-Glucose Transporter 2 Inhibitors
- Diabetes Mellitus, Type 2
- Hypoglycemic Agents
Dr. Hupfeld's most frequent co-authors
Recent publications by Dr. Hupfeld
J Clin Endocrinol Metab
See who Dr. Hupfeld researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hupfeld works with, so you can find a warm path to the right endocrinologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christopher J. Hupfeld received $200 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Hupfeld from 1 drug or device company in 2018. Consulting fees make up the largest share, 100% of the total. Neurocrine BioSciences, Inc. paid the most, $200.
Companies that paid Dr. Hupfeld the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christopher J. Hupfeld graduated from Carver College of Medicine
Dr. Hupfeld graduated from Carver College of Medicine in 1996.
- Medical school
- Board certified in endocrinology, diabetes and metabolism
Source: Dmand AI Professional Profile Data
Dr. Christopher J. Hupfeld accepts plans from 13 insurance carriers
Dr. Hupfeld is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Alliant Health Plans
- HCSC
- Molina
- Aspirus Health Plan
- +5 more carriersWith a free account
Plan types Dr. Hupfeld accepts, by number of carriers
- PPO8
- HMO7
- EPO4
- Medicare4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Christopher J. Hupfeld'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 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 J. Hupfeld
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 J. Hupfeld's NPI number?
Dr. Christopher J. Hupfeld's NPI number is 1568429165. It was assigned on April 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher J. Hupfeld?
Dr. Christopher J. Hupfeld is an endocrinologist in San Diego, California. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).
Where does Dr. Christopher J. Hupfeld practice?
Dr. Hupfeld practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Hupfeld's primary practice is UCSD Hillcrest Medical Center in San Diego, California.
What is Dr. Christopher J. Hupfeld's office phone number?
The practice phone on file for Dr. Hupfeld is (619) 543-6222.
What is Dr. Christopher J. Hupfeld's medical license number?
Dr. Hupfeld's California license number on file is A064102.
Which hospitals is Dr. Christopher J. Hupfeld affiliated with?
Dr. Hupfeld is affiliated with Hillcrest Medical Center.
What medical group is Dr. Christopher J. Hupfeld part of?
Dr. Hupfeld is linked to UC San Diego Health.
Does Dr. Christopher J. Hupfeld accept Medicare?
Yes. CMS data shows Dr. Hupfeld billed Medicare for 496 services in 2024, and Dr. Hupfeld accepts Medicare assignment.
Does Dr. Christopher J. Hupfeld offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hupfeld as offering telehealth services.
What is Dr. Christopher J. Hupfeld's MIPS score?
Dr. Hupfeld's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Christopher J. Hupfeld see?
CMS counts 373 Medicare patients who saw Dr. Hupfeld in 2024, with an average age of 73.
Is Dr. Christopher J. Hupfeld board certified?
Yes. Dr. Hupfeld is board certified in endocrinology, diabetes and metabolism by the American Board of Internal Medicine.
What services does Dr. Christopher J. Hupfeld bill to Medicare?
In 2024, Dr. Hupfeld's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and care management and other visits (99451).
Where did Dr. Christopher J. Hupfeld go to medical school?
Dr. Hupfeld graduated from Carver College of Medicine in 1996.
What drugs does Dr. Christopher J. Hupfeld prescribe most?
In 2024 Medicare Part D data, Dr. Hupfeld's most prescribed drugs by claims were Levothyroxine Sodium, Alendronate Sodium and Ozempic.
Has Dr. Christopher J. Hupfeld received payments from drug or device companies?
CMS Open Payments shows $200 in general payments to Dr. Hupfeld from 1 company from 2018 to 2018. The largest total came from Neurocrine BioSciences, Inc.
How long has Dr. Christopher J. Hupfeld been practicing?
Dr. Hupfeld graduated from medical school in 1996, 30 years ago.
Does Dr. Christopher J. Hupfeld do research?
Dmand AI links 9 publications to Dr. Hupfeld, published from 2019 to 2020.
Who does Dr. Christopher J. Hupfeld publish with?
Dr. Hupfeld's most frequent co-authors are Sunder Mudaliar, MD (2 shared papers) and Preethika Subashini Ekanayake, MD (1 shared paper).
What insurance does Dr. Christopher J. Hupfeld accept?
Dr. Hupfeld is in network with 13 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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