Bioresour Technol
Charles Hammond
- Medicare services, 2024
- 631
- Medicare patients, 2024
- 196
- Part D claims, 2024
- 168
- Publications
- 3
- 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 Charles Hammond'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.
Charles Hammond is a hospitalist in San Diego, California
Charles Hammond practices at UCSD Hillcrest Medical Center in San Diego, California.
Charles Hammond's NPI, 1033641816, was assigned on March 30, 2017. Charles Hammond graduated from Wayne State University School Of Medicine in 2017. Charles Hammond holds California license A169655.
- NPI
- 1033641816NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002182912
- NPI enumeration date
- March 30, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 543-6222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Charles Hammond practices at UCSD Hillcrest Medical Center in San Diego, California
Charles Hammond'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
Charles Hammond is affiliated with 2 sites of care and 1 medical group
Charles Hammond's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Charles Hammond 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 Charles Hammond's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Charles Hammond 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
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Charles Hammond is one of 3,186 hospitalists in California
Hospitalist is Charles Hammond's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Charles Hammond is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Charles Hammond's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
- Michigan license
Clinical focus
Dmand AI lists acute respiratory failure, bone infection, gastrointestinal bleeding, lung disease: COPD, asthma or bronchitis, pancreatitis, pneumonia and respiratory infection, pulmonary embolism and sepsis among the conditions Charles Hammond treats.
Hospitalists near Charles Hammond
Counts of hospitalists 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
Charles Hammond billed Medicare for 631 services in 2024
CMS data shows 631 Medicare services from Charles Hammond across 5 procedure codes in 2024, for 196 Medicare patients. Medicare paid $46,028 for them. Every service was in a facility, such as a hospital, rather than an office.
Charles Hammond's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6552024: 6314%
Charles Hammond compared with the California median for hospitalists, 2024
- Charles Hammond
- California median
- Medicare services
- 631vs 43047% above
- Medicare patients
- 196vs 201Close to median
- Part D claims
- 66vs 69Close to median
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Charles Hammond'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 Charles Hammond?
Medicare shows one payer. Book a meeting to get commercial claims data for Charles Hammond and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Charles Hammond treated 196 Medicare patients in 2024, average age 73
CMS counts 196 Medicare patients who saw Charles Hammond in 2024. The largest group is 75 to 84, with 80 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 44% are also on Medicaid. Their average risk score is 3.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Charles Hammond's median patient age at 60, with 48% women.
Charles Hammond's Medicare patients by age, 2024
Charles Hammond's Medicare patients by sex, 2024
- Women9749%
- Men9951%
Chronic conditions among Charles Hammond's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Chronic kidney disease55%
- Heart failure49%
- Diabetes48%
- Mood disorders46%
- Ischemic heart disease45%
Share of Medicare patients with each condition. A patient can have several.
Charles Hammond's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Charles Hammond wrote 168 Medicare Part D claims in 2024
In 2024, Charles Hammond wrote 168 Medicare Part D claims for 59 patients. 83% of them were for generic drugs. CMS names the drug for 66 of them, across 4 drugs with 11 or more claims each, at $504 in total drug cost. In 2019, CMS named 147 claims across 10 drugs.
Charles Hammond's Part D claims by kind of drug, 2024
- Generic139 claims83%
- Brand-name29 claims17%
Charles Hammond's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Charles Hammond's Part D claims, 2024
- Opioids8%13 of 168 claims
- Antibiotics23%38 of 168 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1472020: 6655%
Drugs named by CMS: 4 in 2020, 10 in 2019.
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
Charles Hammond 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 Charles Hammond for performance year 2024, reported as part of a group. Charles Hammond accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Charles Hammond'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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Charles Hammond has 3 publications on record
Dmand AI links 3 papers to Charles Hammond, published from 2020 to 2023. The most frequent topics are Bacteria, Bioreactors and Microalgae. Charles Hammond's most frequent co-authors are George J. Alangaden, MD, Indira Brar, MD and Zachary Dean Demertzis, DO.
Topics Charles Hammond writes about most
- Bacteria
- Bioreactors
- Microalgae
- Waste Disposal, Fluid
- Wastewater
- Water Purification
Charles Hammond's most frequent co-authors
- George J. Alangaden, MD1 shared paper
- Indira Brar, MD1 shared paper
- Zachary Dean Demertzis, DO1 shared paper
Recent publications by Charles Hammond
Water Environ Res
See who Charles Hammond researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Charles Hammond works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Charles Hammond graduated from Wayne State University School Of Medicine
Charles Hammond graduated from Wayne State University School Of Medicine in 2017.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Charles Hammond accepts plans from 12 insurance carriers
Charles Hammond is in network with 12 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Molina
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- +4 more carriersWith a free account
Plan types Charles Hammond accepts, by number of carriers
- HMO7
- PPO7
- Medicare5
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Charles Hammond'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 |
| 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 Charles Hammond
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Charles Hammond's NPI number?
Charles Hammond's NPI number is 1033641816. It was assigned on March 30, 2017, and it is active in the NPI Registry.
What does Charles Hammond specialize in?
Charles Hammond is a hospitalist in San Diego, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Charles Hammond practice?
Charles Hammond practices at 200 W Arbor Dr, San Diego, CA 92103. Charles Hammond's primary practice is UCSD Hillcrest Medical Center in San Diego, California.
What is Charles Hammond's office phone number?
The practice phone on file for Charles Hammond is (619) 543-6222.
What is Charles Hammond's medical license number?
Charles Hammond holds California license A169655, one of the licenses on file in 2 states.
Which states has Charles Hammond been licensed in?
Dmand AI has state licenses on file for Charles Hammond in California (2020 to 2026) and Michigan (2017 to 2019).
Which hospitals is Charles Hammond affiliated with?
Charles Hammond is affiliated with Hillcrest Medical Center.
What medical group is Charles Hammond part of?
Charles Hammond is linked to UC San Diego Health.
Does Charles Hammond accept Medicare?
Yes. CMS data shows Charles Hammond billed Medicare for 631 services in 2024, and Charles Hammond accepts Medicare assignment.
What is Charles Hammond's MIPS score?
Charles Hammond's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
Show 9 more questionsShow fewer questions
How many Medicare patients does Charles Hammond see?
CMS counts 196 Medicare patients who saw Charles Hammond in 2024, with an average age of 73.
Is Charles Hammond board certified?
Yes. Charles Hammond is board certified in internal medicine by the American Board of Internal Medicine.
What services does Charles Hammond bill to Medicare?
In 2024, Charles Hammond's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Where did Charles Hammond go to medical school?
Charles Hammond graduated from Wayne State University School Of Medicine in 2017.
What drugs does Charles Hammond prescribe most?
In 2020 Medicare Part D data, Charles Hammond's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Lisinopril.
How long has Charles Hammond been practicing?
Charles Hammond graduated from medical school in 2017, 9 years ago.
Does Charles Hammond do research?
Dmand AI links 3 publications to Charles Hammond, published from 2020 to 2023.
Who does Charles Hammond publish with?
Charles Hammond's most frequent co-authors are George J. Alangaden, MD (1 shared paper), Indira Brar, MD (1 shared paper) and Zachary Dean Demertzis, DO (1 shared paper).
What insurance does Charles Hammond accept?
Charles Hammond is in network with 12 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
Selling to hospitalist practices?
See hospitalists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card