David Shane Hagemann, PA
- Medicare services, 2024
- 9,975
- Medicare patients, 2024
- 767
- Part D claims, 2024
- 648
- MIPS score, 2024
- 83
- Hospital affiliations
- 1
- Practice address
- 3301 C Street Ste 200 E, Sacramento, CA 95816
- Practice phone
- Call (916) 446-0424
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Diagnostic Pathology Medical Group
Clinical Lab - Full Service · Sacramento, California
Find David Hagemann'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.
David Shane Hagemann is a physician assistant in Sacramento, California
David Hagemann practices at Diagnostic Pathology Medical Group in Sacramento, California.
David Hagemann's NPI, 1881675619, was assigned on November 9, 2005. David Hagemann holds California license PA147050.
- NPI
- 1881675619NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284955782
- NPI enumeration date
- November 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 446-0424
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
David Shane Hagemann practices at Diagnostic Pathology Medical Group in Sacramento, California
David Hagemann's primary practice is Diagnostic Pathology Medical Group, at 3301 C Street Ste 200 E, Sacramento, CA 95816. The practice phone is (916) 446-0424.
- Diagnostic Pathology Medical Group3301 C Street Ste 200 E, Sacramento, CA 95816Phone(916) 446-0424
Source: Dmand AI Affiliation Data
David Shane Hagemann is affiliated with 4 sites of care and 2 medical groups
David Hagemann's primary practice is Diagnostic Pathology Medical Group in Sacramento, California. David Hagemann is also affiliated with Sutter Roseville Medical Center. The medical group on file is Integrated Dermatology. Dmand AI also links David Hagemann to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at David Shane Hagemann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Hagemann practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Diagnostic Pathology Medical Group | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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David Shane Hagemann is one of 11,482 physician assistants in California
Physician assistant is David Hagemann's primary specialty in the NPI Registry, under taxonomy code 363A00000X. David Hagemann is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cold sores or genital herpes, contact dermatitis, hives, itchy rashes and joint cyst among the conditions David Hagemann treats.
Physician assistants near David Hagemann
Counts of physician assistants 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
David Shane Hagemann billed Medicare for 9,975 services in 2024
CMS data shows 9,975 Medicare services from David Hagemann across 24 procedure codes in 2024, for 767 Medicare patients. Medicare paid $317,458 for them. Every service was in an office.
David Hagemann's Medicare services by type, 2024
- Surgery7,932
- Office and hospital visits1,522
- Tests and treatments434
- Drugs given in the office87
David Hagemann compared with the California median for physician assistants, 2024
- David Hagemann
- California median
- Medicare services
- 9,975vs 20448.9 times
- Medicare patients
- 767vs 1057.3 times
- Part D claims
- 534vs 2432.2 times
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
David Hagemann'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for David Hagemann and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
David Shane Hagemann treated 767 Medicare patients in 2024, average age 76
CMS counts 767 Medicare patients who saw David Hagemann in 2024. The largest group is 65 to 74, with 342 patients. 75% of them have high cholesterol, and 67% have high blood pressure. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts David Hagemann's median patient age at 56, with 53% women.
David Hagemann's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
David Hagemann's Medicare patients by sex, 2024
- Women40052%
- Men36748%
Chronic conditions among David Hagemann's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis52%
- Ischemic heart disease21%
- Chronic kidney disease19%
- Diabetes19%
- Atrial fibrillation17%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
David Hagemann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David Shane Hagemann wrote 648 Medicare Part D claims in 2024
In 2024, David Hagemann wrote 648 Medicare Part D claims for 279 patients. 97% of them were for generic drugs. CMS names the drug for 534 of them, across 14 drugs with 11 or more claims each, at $11,073 in total drug cost.
David Hagemann's Part D claims by kind of drug, 2024
- Generic630 claims97%
- Brand-name18 claims3%
David Hagemann'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 David Hagemann's Part D claims, 2024
- Antibiotics21%134 of 648 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
David Shane Hagemann scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for David Hagemann for performance year 2024, reported individually. David Hagemann accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
David Hagemann's MIPS scores, performance year 2024
- 83of 100Final score
- 69.5of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
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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David Shane Hagemann received $4,844 in industry payments from 2024 to 2025
CMS Open Payments shows 253 general payments to David Hagemann from 21 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $803.
General payments to David Hagemann by program year, 2024 to 2025
General payments to David Hagemann by kind, 2024 to 2025
- Food and beverage$4,835100%
- Education$80%
Companies that paid David Hagemann the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for David Shane Hagemann'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 David Shane Hagemann
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David Shane Hagemann's NPI number?
David Shane Hagemann's NPI number is 1881675619. It was assigned on November 9, 2005, and it is active in the NPI Registry.
What does David Shane Hagemann specialize in?
David Shane Hagemann is a physician assistant in Sacramento, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does David Shane Hagemann practice?
David Hagemann practices at 3301 C Street Ste 200 E, Sacramento, CA 95816. David Hagemann's primary practice is Diagnostic Pathology Medical Group in Sacramento, California. Dmand AI also links David Hagemann to 2 group practices and clinics and 1 medical group.
What is David Shane Hagemann's office phone number?
The practice phone on file for David Hagemann is (916) 446-0424.
What is David Shane Hagemann's medical license number?
David Hagemann holds California license PA147050.
Which hospitals is David Shane Hagemann affiliated with?
David Hagemann is affiliated with Sutter Roseville Medical Center.
What medical group is David Shane Hagemann part of?
David Hagemann is linked to Integrated Dermatology. Dmand AI links David Hagemann to 1 more medical group.
Does David Shane Hagemann accept Medicare?
Yes. CMS data shows David Hagemann billed Medicare for 9,975 services in 2024, and David Hagemann accepts Medicare assignment.
What is David Shane Hagemann's MIPS score?
David Hagemann's MIPS final score for performance year 2024 is 83 out of 100, reported individually.
How many Medicare patients does David Shane Hagemann see?
CMS counts 767 Medicare patients who saw David Hagemann in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does David Shane Hagemann bill to Medicare?
In 2024, David Hagemann's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
What drugs does David Shane Hagemann prescribe most?
In 2024 Medicare Part D data, David Hagemann's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Mupirocin.
Has David Shane Hagemann received payments from drug or device companies?
CMS Open Payments shows $4,844 in general payments to David Hagemann from 21 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has David Shane Hagemann been practicing?
David Hagemann graduated from medical school in 1998, 28 years ago.
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