Dr. Stephen Hart, MD
- Medicare services, 2022
- 25
- Part D claims, 2024
- 45
- Industry payments
- $59
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 8001 Lorraine Ave, Stockton, CA 95210
- Practice phone
- Call (925) 820-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hill Physicians Medical Group
Stockton, California
Find Dr. Hart'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. Stephen Hart is a family medicine physician in Stockton, California
Dr. Hart practices at Hill Physicians Medical Group in Stockton, California.
Dr. Hart's NPI, 1639258692, was assigned on November 2, 2006. Dr. Hart graduated from Albert Einstein College of Medicine in 1983. Dr. Hart's California license number on file is A42134.
- NPI
- 1639258692NPI Registry (opens in a new tab)
- NPI enumeration date
- November 2, 2006
- NPI status
- Active
- Practice phone
- (925) 820-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Stephen Hart practices at Hill Physicians Medical Group in Stockton, California
Dr. Hart's primary practice is Hill Physicians Medical Group, at 8001 Lorraine Ave, Stockton, CA 95210 in San Joaquin County. The practice phone is (925) 820-8300.
- Hill Physicians Medical Group8001 Lorraine Ave, Stockton, CA 95210 · San Joaquin CountyPhone(925) 820-8300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Stephen Hart is affiliated with 2 sites of care and 1 medical group
Dr. Hart's primary practice is Hill Physicians Medical Group in Stockton, California. The medical group on file is Carbon Health. Dmand AI also links Dr. Hart to 1 more group practice or clinic, 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. Stephen Hart's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hart practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hill Physicians Medical Group | 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.
Dr. Stephen Hart is one of 15,680 family medicine physicians in California
Family medicine is Dr. Hart's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dmand AI has Dr. Hart's licenses on file in 2 states: California and Colorado.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
- Colorado license
Clinical focus
Dmand AI lists acute gastroduodenitis, erectile dysfunction and lower back pain among the conditions Dr. Hart treats.
Family medicine physicians near Dr. Hart
Counts of family medicine physicians 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. Stephen Hart billed Medicare for 25 services in 2022
CMS data shows 25 Medicare services from Dr. Hart across 1 procedure code in 2022, all of them office visits. Medicare paid $1,933 for them. Every service was in an office.
Dr. Hart's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 722022: 2565%
Dr. Hart compared with the California median for family medicine physicians, 2022
- Dr. Hart
- California median
- Medicare services
- 25vs 24690% below
- Part D claims
- 11vs 83399% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Hart's 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.
Need commercial claims for Dr. Hart?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hart and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Hart's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Hart's median patient age at 58, with 32% women.
Dr. Hart's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women32%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Stephen Hart wrote 45 Medicare Part D claims in 2024
In 2024, Dr. Hart wrote 45 Medicare Part D claims for 11 patients. 100% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $35 in total drug cost. In 2023, CMS named 78 claims across 5 drugs.
Dr. Hart'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: 782024: 1186%
Drugs named by CMS: 1 in 2024, 5 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
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. Stephen Hart received $59 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Hart from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Exactech, Inc. paid the most, $59.
Companies that paid Dr. Hart the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Hart graduated from Albert Einstein College of Medicine
Dr. Hart graduated from Albert Einstein College of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Stephen Hart accepts plans from 7 insurance carriers
Dr. Hart is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- United Healthcare
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
Plan types Dr. Hart accepts, by number of carriers
- Medicare5
- PPO4
- HMO3
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen Hart'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 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)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. Stephen Hart
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. Stephen Hart's NPI number?
Dr. Stephen Hart's NPI number is 1639258692. It was assigned on November 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Hart?
Dr. Stephen Hart is a family medicine physician in Stockton, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Stephen Hart practice?
Dr. Hart practices at 8001 Lorraine Ave, Stockton, CA 95210. Dr. Hart's primary practice is Hill Physicians Medical Group in Stockton, California. Dmand AI also links Dr. Hart to 1 group practice or clinic.
What is Dr. Stephen Hart's office phone number?
The practice phone on file for Dr. Hart is (925) 820-8300.
What is Dr. Stephen Hart's medical license number?
Dr. Hart's California license number on file is A42134, one of the licenses on file in 2 states.
Which states has Dr. Stephen Hart been licensed in?
Dmand AI has state licenses on file for Dr. Hart in California (1985 to 2025) and Colorado (1987 to 1991).
What medical group is Dr. Stephen Hart part of?
Dr. Hart is linked to Carbon Health.
Does Dr. Stephen Hart accept Medicare?
Yes. CMS data shows Dr. Hart billed Medicare for 25 services in 2022.
What services does Dr. Stephen Hart bill to Medicare?
In 2022, Dr. Hart's most billed Medicare services were office visit, established patient (99214).
Where did Dr. Stephen Hart go to medical school?
Dr. Hart graduated from Albert Einstein College of Medicine in 1983.
Show 4 more questionsShow fewer questions
What drugs does Dr. Stephen Hart prescribe most?
In 2024 Medicare Part D data, Dr. Hart's most prescribed drugs by claims were Amlodipine Besylate.
Has Dr. Stephen Hart received payments from drug or device companies?
CMS Open Payments shows $59 in general payments to Dr. Hart from 1 company from 2016 to 2016. The largest total came from Exactech, Inc.
How long has Dr. Stephen Hart been practicing?
Dr. Hart graduated from medical school in 1983, 43 years ago.
What insurance does Dr. Stephen Hart accept?
Dr. Hart is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
Selling to family medicine practices?
See family medicine physicians 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