Dr. Nathan D. Stuempfig, DO
- Medicare services, 2017
- 12
- Medicare patients, 2024
- 18
- Part D claims, 2024
- 43
- Publications
- 2
- Hospital affiliations
- 1
- Practice address
- 1777 West Yosemite Ave, Manteca, CA 95337
- Practice phone
- Call (209) 825-3700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Stuempfig'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. Nathan D. Stuempfig is an emergency medicine physician in Manteca, California
Dr. Stuempfig practices at Manteca Medical Center in Manteca, California, part of Kaiser Permanente.
Dr. Stuempfig's NPI, 1003122813, was assigned on August 31, 2010. Dr. Stuempfig graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2010. Dr. Stuempfig's California license number on file is 20A13315.
- NPI
- 1003122813NPI Registry (opens in a new tab)
- NPI enumeration date
- August 31, 2010
- NPI status
- Active
- Practice phone
- (209) 825-3700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Nathan D. Stuempfig practices at Manteca Medical Center in Manteca, California
Dr. Stuempfig's primary practice is Manteca Medical Center, at 1777 West Yosemite Ave, Manteca, CA 95337 in San Joaquin County. The practice phone is (209) 825-3700.
- Manteca Medical Center1777 West Yosemite Ave, Manteca, CA 95337 · San Joaquin CountyPhone(209) 825-3700
Source: Dmand AI Affiliation Data
Dr. Nathan D. Stuempfig is affiliated with 2 sites of care and 1 medical group
Dr. Stuempfig's primary practice is Manteca Medical Center in Manteca, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Stuempfig to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathan D. Stuempfig's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stuempfig practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Manteca 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 Kaiser Permanente and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nathan D. Stuempfig is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Stuempfig's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Stuempfig is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Stuempfig's licenses on file in 2 states: California and Illinois.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Student in an organized health care education/training program, Illinois
Emergency medicine physicians near Dr. Stuempfig
Counts of emergency 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. Nathan D. Stuempfig billed Medicare for 12 services in 2017
CMS data shows 12 Medicare services from Dr. Stuempfig across 1 procedure code in 2017, for 18 Medicare patients. Medicare paid $1,593 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Stuempfig compared with the California median for emergency medicine physicians, 2017
- Dr. Stuempfig
- California median
- Medicare services
- 12vs 26595% below
- Medicare patients
- 18vs 24393% below
- Part D claims
- 11vs 6282% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Stuempfig's most billed Medicare procedure codes, 2017
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. Stuempfig?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Stuempfig and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathan D. Stuempfig treated 18 Medicare patients in 2024, average age 69
CMS counts 18 Medicare patients who saw Dr. Stuempfig in 2024. 75% of them have high blood pressure, and 72% have high cholesterol. Their average risk score is 2.37, 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. Stuempfig's median patient age at 40, with 58% women.
Chronic conditions among Dr. Stuempfig's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Diabetes61%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stuempfig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan D. Stuempfig wrote 43 Medicare Part D claims in 2024
In 2024, Dr. Stuempfig wrote 43 Medicare Part D claims for 37 patients. 93% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $73 in total drug cost. In 2022, CMS named 19 claims across 1 drug.
Dr. Stuempfig's Part D claims by kind of drug, 2024
- Generic40 claims93%
- Brand-name and other3 claims7%
Dr. Stuempfig'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. Stuempfig's Part D claims, 2024
- Opioids33%14 of 43 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 192024: 1142%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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. Nathan D. Stuempfig has 2 publications on record
Dmand AI links 2 papers to Dr. Stuempfig, published from 2022 to 2023. Dr. Stuempfig has published most often in Cureus. Dr. Stuempfig's most frequent co-authors are Madeleine Anne Alexeeva, DO, Julie Cueva, DO and Edward James Durant, MD.
Dr. Stuempfig's most frequent co-authors
- Madeleine Anne Alexeeva, DO1 shared paper
- Julie Cueva, DO1 shared paper
- Edward James Durant, MD1 shared paper
Recent publications by Dr. Stuempfig
See who Dr. Stuempfig researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Stuempfig works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nathan D. Stuempfig graduated from Chicago College of Osteopathic Medicine at Midwestern University
Dr. Stuempfig graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2010.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Nathan D. Stuempfig accepts plans from 1 insurance carrier
Dr. Stuempfig is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Stuempfig accepts, by number of carriers
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Nathan D. Stuempfig'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) |
| 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 Dr. Nathan D. Stuempfig
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. Nathan D. Stuempfig's NPI number?
Dr. Nathan D. Stuempfig's NPI number is 1003122813. It was assigned on August 31, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan D. Stuempfig?
Dr. Nathan D. Stuempfig is an emergency medicine physician in Manteca, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Nathan D. Stuempfig practice?
Dr. Stuempfig practices at 1777 West Yosemite Ave, Manteca, CA 95337. Dr. Stuempfig's primary practice is Manteca Medical Center in Manteca, California, part of Kaiser Permanente. Dmand AI also links Dr. Stuempfig to 1 group practice or clinic.
What is Dr. Nathan D. Stuempfig's office phone number?
The practice phone on file for Dr. Stuempfig is (209) 825-3700.
What is Dr. Nathan D. Stuempfig's medical license number?
Dr. Stuempfig's California license number on file is 20A13315, one of the licenses on file in 2 states.
Which states has Dr. Nathan D. Stuempfig been licensed in?
Dmand AI has state licenses on file for Dr. Stuempfig in California (2014 to 2025) and Illinois (2011 to 2014).
Which hospitals is Dr. Nathan D. Stuempfig affiliated with?
Dr. Stuempfig practices at Manteca Medical Center in Manteca, California.
What medical group is Dr. Nathan D. Stuempfig part of?
Dr. Stuempfig is linked to The Permanente Medical Group, Inc.
Does Dr. Nathan D. Stuempfig accept Medicare?
Yes. CMS data shows Dr. Stuempfig billed Medicare for 12 services in 2017.
How many Medicare patients does Dr. Nathan D. Stuempfig see?
CMS counts 18 Medicare patients who saw Dr. Stuempfig in 2024, with an average age of 69.
Show 8 more questionsShow fewer questions
Is Dr. Nathan D. Stuempfig board certified?
Yes. Dr. Stuempfig is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Nathan D. Stuempfig bill to Medicare?
In 2017, Dr. Stuempfig's most billed Medicare services were emergency department visit (99285).
Where did Dr. Nathan D. Stuempfig go to medical school?
Dr. Stuempfig graduated from Chicago College of Osteopathic Medicine at Midwestern University in 2010.
What drugs does Dr. Nathan D. Stuempfig prescribe most?
In 2024 Medicare Part D data, Dr. Stuempfig's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
How long has Dr. Nathan D. Stuempfig been practicing?
Dr. Stuempfig graduated from medical school in 2010, 16 years ago.
Does Dr. Nathan D. Stuempfig do research?
Dmand AI links 2 publications to Dr. Stuempfig, published from 2022 to 2023.
Who does Dr. Nathan D. Stuempfig publish with?
Dr. Stuempfig's most frequent co-authors are Madeleine Anne Alexeeva, DO (1 shared paper), Julie Cueva, DO (1 shared paper) and Edward James Durant, MD (1 shared paper).
What insurance does Dr. Nathan D. Stuempfig accept?
Dr. Stuempfig is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
Selling to emergency medicine practices?
See emergency 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