Dr. Dennis William Delpaine, MD
- Medicare services, 2024
- 11,757
- Medicare patients, 2024
- 491
- Part D claims, 2024
- 5,797
- MIPS score, 2024
- 13
- Hospital affiliations
- 3
- Practice address
- 5309 Carrington Circle, Stockton, CA 95210-3516
- Practice phone
- Call (209) 951-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dennis W. DelPaine MD Inc.
Physician office · Stockton, California
Find Dr. Delpaine'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. Dennis William Delpaine is an allergist and immunologist in Stockton, California
Dr. Delpaine practices at Dennis W. DelPaine MD Inc. in Stockton, California.
Dr. Delpaine's NPI, 1851452213, was assigned on December 12, 2006. Dr. Delpaine graduated from UC Davis School of Medicine in 1977. Dr. Delpaine's California license number on file is G37345.
- NPI
- 1851452213NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426247198
- NPI enumeration date
- December 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 951-4100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dennis William Delpaine practices at Dennis W. DelPaine MD Inc. in Stockton, California
Dr. Delpaine's primary practice is Dennis W. DelPaine MD Inc., at 5309 Carrington Circle, Stockton, CA 95210-3516. The practice phone is (209) 951-4100.
- Dennis W. DelPaine MD Inc.5309 Carrington Circle, Stockton, CA 95210-3516Phone(209) 951-4100
Source: Dmand AI Affiliation Data
Dr. Dennis William Delpaine is affiliated with 4 sites of care
Dr. Delpaine's primary practice is Dennis W. DelPaine MD Inc. in Stockton, California. Dr. Delpaine is also affiliated with Dignity Health - St. Joseph's Medical Center. Dmand AI also links Dr. Delpaine to 2 more hospitals, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dennis William Delpaine's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Delpaine practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dennis W. DelPaine MD Inc. | Available with a free account |
| +3 more affiliated sites | 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.
Dr. Dennis William Delpaine is one of 386 allergists and immunologists in California
Allergy and immunology is Dr. Delpaine's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Delpaine is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dr. Delpaine has a license on file in California.
Specialties and state licenses
- Allergy and immunology, CaliforniaPrimary
Clinical focus
Dmand AI lists arteritis, arthritis, gout, lupus, muscle pain, fibromyalgia, and limb pain, osteoporosis and rheumatoid arthritis among the conditions Dr. Delpaine treats.
Allergists and immunologists near Dr. Delpaine
Counts of allergists and immunologists 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. Dennis William Delpaine billed Medicare for 11,757 services in 2024
CMS data shows 11,757 Medicare services from Dr. Delpaine across 17 procedure codes in 2024, for 491 Medicare patients. Medicare paid $266,421 for them. Every service was in an office.
Dr. Delpaine's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4,9072024: 5,75917%
- Other services
- 2023: 2,3002024: 2,60013%
- Drugs given in the office
- 2023: 2,8782024: 2,28021%
- Office and hospital visits
- 2023: 1,2022024: 1,1187%
Dr. Delpaine compared with the California median for allergists and immunologists, 2024
- Dr. Delpaine
- California median
- Medicare services
- 11,757vs 1,8406.4 times
- Medicare patients
- 491vs 1453.4 times
- Part D claims
- 5,414vs 25920.9 times
Medians across 368 allergists and immunologists in California with Dmand AI profiles that report each measure.
Dr. Delpaine'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. Delpaine?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Delpaine and other allergists and immunologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dennis William Delpaine treated 491 Medicare patients in 2024, average age 74
CMS counts 491 Medicare patients who saw Dr. Delpaine in 2024. The largest group is 65 to 74, with 236 patients. 75% of them have arthritis, and 75% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Delpaine's median patient age at 65, with 66% women.
Dr. Delpaine's Medicare patients by age, 2024
Dr. Delpaine's Medicare patients by sex, 2024
- Women34169%
- Men15031%
Chronic conditions among Dr. Delpaine's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Asthma30%
- Diabetes28%
- Chronic kidney disease24%
- Ischemic heart disease23%
- Anxiety22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Delpaine's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women66%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dennis William Delpaine wrote 5,797 Medicare Part D claims in 2024
In 2024, Dr. Delpaine wrote 5,797 Medicare Part D claims for 573 patients. 85% of them were for generic drugs. CMS names the drug for 5,414 of them, across 67 drugs with 11 or more claims each, at $2,081,166 in total drug cost. In 2023, CMS named 5,424 claims across 72 drugs.
Dr. Delpaine's Part D claims by kind of drug, 2024
- Generic4,931 claims85%
- Brand-name843 claims15%
- Other23 claims0%
Dr. Delpaine'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.
Drug classes CMS tracks in Dr. Delpaine's Part D claims, 2024
- Opioids11%637 of 5,797 claims
- Antibiotics1%68 of 5,797 claims
- Antipsychotics, patients 65 and over2%95 of 5,797 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,4242024: 5,414No change
Drugs named by CMS: 67 in 2024, 72 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. Dennis William Delpaine scored 13 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 13 out of 100 for Dr. Delpaine for performance year 2024, reported individually. Dr. Delpaine accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Delpaine's MIPS scores, performance year 2024
- 13of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 45of 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.
Dr. Dennis William Delpaine received $17,424 in industry payments from 2016 to 2025
CMS Open Payments shows 949 general payments to Dr. Delpaine from 33 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Amgen Inc. paid the most, $3,097.
General payments to Dr. Delpaine by program year, 2016 to 2025
General payments to Dr. Delpaine by kind, 2016 to 2025
- Food and beverage$16,87797%
- Education$5473%
Companies that paid Dr. Delpaine the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dennis William Delpaine has 1 award and honors on record
Dmand AI lists 1 award for Dr. Delpaine.
Awards and honors for Dr. Delpaine
- Undated
- ACR Fellow
Source: Dmand AI Professional Profile Data
Dr. Dennis William Delpaine graduated from UC Davis School of Medicine
Dr. Delpaine graduated from UC Davis School of Medicine in 1977. Dr. Delpaine is a member of ACR.
- Medical school
- Board certified in allergy & immunology
- Board certified in internal medicine
- Board certified in rheumatology
Source: Dmand AI Professional Profile Data
Dr. Dennis William Delpaine accepts plans from 17 insurance carriers
Dr. Delpaine is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Humana
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Delpaine accepts, by number of carriers
- PPO11
- Medicare9
- HMO7
- POS5
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Dennis William Delpaine'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Dennis William Delpaine
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. Dennis William Delpaine's NPI number?
Dr. Dennis William Delpaine's NPI number is 1851452213. It was assigned on December 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dennis William Delpaine?
Dr. Dennis William Delpaine is an allergist and immunologist in Stockton, California. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Dennis William Delpaine practice?
Dr. Delpaine practices at 5309 Carrington Circle, Stockton, CA 95210-3516. Dr. Delpaine's primary practice is Dennis W. DelPaine MD Inc. in Stockton, California. Dmand AI also links Dr. Delpaine to 2 hospitals.
What is Dr. Dennis William Delpaine's office phone number?
The practice phone on file for Dr. Delpaine is (209) 951-4100.
What is Dr. Dennis William Delpaine's medical license number?
Dr. Delpaine's California license number on file is G37345.
Which hospitals is Dr. Dennis William Delpaine affiliated with?
Dr. Delpaine is affiliated with Dignity Health - St. Joseph's Medical Center. Dmand AI links Dr. Delpaine to 2 more hospitals.
Does Dr. Dennis William Delpaine accept Medicare?
Yes. CMS data shows Dr. Delpaine billed Medicare for 11,757 services in 2024, and Dr. Delpaine accepts Medicare assignment.
What is Dr. Dennis William Delpaine's MIPS score?
Dr. Delpaine's MIPS final score for performance year 2024 is 13 out of 100, reported individually.
How many Medicare patients does Dr. Dennis William Delpaine see?
CMS counts 491 Medicare patients who saw Dr. Delpaine in 2024, with an average age of 74.
Is Dr. Dennis William Delpaine board certified?
Yes. Dr. Delpaine is board certified in allergy & immunology by the American Board of Allergy and Immunology.
Show 6 more questionsShow fewer questions
What services does Dr. Dennis William Delpaine bill to Medicare?
In 2024, Dr. Delpaine's most billed Medicare services were allergy test or treatment (95165), injected or infused drug (J0897) and medicare temporary code (Q5104).
Where did Dr. Dennis William Delpaine go to medical school?
Dr. Delpaine graduated from UC Davis School of Medicine in 1977.
What drugs does Dr. Dennis William Delpaine prescribe most?
In 2024 Medicare Part D data, Dr. Delpaine's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Prednisone and Methotrexate.
Has Dr. Dennis William Delpaine received payments from drug or device companies?
CMS Open Payments shows $17,424 in general payments to Dr. Delpaine from 33 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Dennis William Delpaine been practicing?
Dr. Delpaine graduated from medical school in 1977, 49 years ago.
What insurance does Dr. Dennis William Delpaine accept?
Dr. Delpaine is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
Selling to allergy and immunology practices?
See allergists and immunologists 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