Dr. Nathan Barton Chase, MD
- Medicare services, 2024
- 73
- Medicare patients, 2024
- 39
- Part D claims, 2024
- 1,712
- Hospital affiliations
- 2
- Industry payments
- $1,580
- Practice address
- 7188 N Main St, Clarkston, MI 48346
- Practice phone
- Call (248) 625-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Clarkston Internal Medicine
Clarkston, Michigan
Find Dr. Chase'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 Barton Chase is an internist in Clarkston, Michigan
Dr. Chase practices at Clarkston Internal Medicine in Clarkston, Michigan.
Dr. Chase's NPI, 1174533491, was assigned on August 9, 2006. Dr. Chase graduated from Wayne State University School of Medicine in 1984. Dr. Chase holds Michigan license 4301050183.
- NPI
- 1174533491NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092730127
- NPI enumeration date
- August 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (248) 625-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathan Barton Chase practices at Clarkston Internal Medicine in Clarkston, Michigan
Dr. Chase's primary practice is Clarkston Internal Medicine, at 7188 N Main St, Clarkston, MI 48346 in Oakland County. The practice phone is (248) 625-1600.
- Clarkston Internal Medicine7188 N Main St, Clarkston, MI 48346 · Oakland CountyPhone(248) 625-1600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nathan Barton Chase is affiliated with 7 sites of care and 3 medical groups
Dr. Chase's primary practice is Clarkston Internal Medicine in Clarkston, Michigan. Dr. Chase is also affiliated with Trinity Health Oakland Hospital. The medical group on file is Clarkston Internal Medicine. Dmand AI also links Dr. Chase to 1 more hospital, 2 hospices, 2 medical groups, 1 physician office and 1 group practice or clinic, each 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. Nathan Barton Chase's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chase practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Clarkston Internal Medicine | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathan Barton Chase is one of 4,804 internists in Michigan
Internal medicine is Dr. Chase's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chase is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Chase
Counts of internists 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 Barton Chase billed Medicare for 73 services in 2024
CMS data shows 73 Medicare services from Dr. Chase across 3 procedure codes in 2024, for 39 Medicare patients. Medicare paid $6,116 for them. Every service was in an office.
Dr. Chase's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1152024: 5156%
- Other services
- 2023: 222024: 22No change
Dr. Chase compared with the Michigan median for internists, 2024
- Dr. Chase
- Michigan median
- Medicare services
- 73vs 42383% below
- Medicare patients
- 39vs 15975% below
- Part D claims
- 1,139vs 3143.6 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Chase'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 Dr. Chase and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathan Barton Chase treated 39 Medicare patients in 2024, average age 75
CMS counts 39 Medicare patients who saw Dr. Chase in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high cholesterol, and 67% have high blood pressure. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chase's median patient age at 78, with 51% women.
Dr. Chase's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chase's Medicare patients by sex, 2024
- Women1641%
- Men2359%
Chronic conditions among Dr. Chase's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis36%
- Ischemic heart disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chase's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan Barton Chase wrote 1,712 Medicare Part D claims in 2024
In 2024, Dr. Chase wrote 1,712 Medicare Part D claims for 305 patients. 87% of them were for generic drugs. CMS names the drug for 1,139 of them, across 43 drugs with 11 or more claims each, at $42,399 in total drug cost. In 2023, CMS named 1,396 claims across 44 drugs.
Dr. Chase's Part D claims by kind of drug, 2024
- Generic1,481 claims87%
- Brand-name210 claims12%
- Other21 claims1%
Dr. Chase'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. Chase's Part D claims, 2024
- Opioids3%47 of 1,712 claims
- Antibiotics3%46 of 1,712 claims
- Antipsychotics, patients 65 and over4%66 of 1,712 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: 1,3962024: 1,13918%
Drugs named by CMS: 43 in 2024, 44 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. Nathan Barton Chase offers telehealth to Medicare patients
Dr. Chase accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chase as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Nathan Barton Chase received $1,580 in industry payments from 2016 to 2025
CMS Open Payments shows 103 general payments to Dr. Chase from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Novo Nordisk Inc paid the most, $258.
General payments to Dr. Chase by program year, 2016 to 2025
General payments to Dr. Chase by kind, 2016 to 2025
- Food and beverage$1,48094%
- Education$1006%
Companies that paid Dr. Chase 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. Nathan Barton Chase graduated from Wayne State University School of Medicine
Dr. Chase graduated from Wayne State University School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathan Barton Chase'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Barton Chase
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 Barton Chase's NPI number?
Dr. Nathan Barton Chase's NPI number is 1174533491. It was assigned on August 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan Barton Chase?
Dr. Nathan Barton Chase is an internist in Clarkston, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Nathan Barton Chase practice?
Dr. Chase practices at 7188 N Main St, Clarkston, MI 48346. Dr. Chase's primary practice is Clarkston Internal Medicine in Clarkston, Michigan. Dmand AI also links Dr. Chase to 1 hospital, 2 hospices, 2 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. Nathan Barton Chase's office phone number?
The practice phone on file for Dr. Chase is (248) 625-1600.
What is Dr. Nathan Barton Chase's medical license number?
Dr. Chase holds Michigan license 4301050183.
Which hospitals is Dr. Nathan Barton Chase affiliated with?
Dr. Chase is affiliated with Trinity Health Oakland Hospital. Dmand AI links Dr. Chase to 1 more hospital.
What medical group is Dr. Nathan Barton Chase part of?
Dr. Chase is linked to Clarkston Internal Medicine. Dmand AI links Dr. Chase to 2 more medical groups.
Does Dr. Nathan Barton Chase accept Medicare?
Yes. CMS data shows Dr. Chase billed Medicare for 73 services in 2024, and Dr. Chase accepts Medicare assignment.
Does Dr. Nathan Barton Chase offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chase as offering telehealth services.
How many Medicare patients does Dr. Nathan Barton Chase see?
CMS counts 39 Medicare patients who saw Dr. Chase in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Nathan Barton Chase bill to Medicare?
In 2024, Dr. Chase's most billed Medicare services were office visit, established patient (99213), medicare service (G0439) and office visit, established patient (99214).
Where did Dr. Nathan Barton Chase go to medical school?
Dr. Chase graduated from Wayne State University School of Medicine in 1984.
What drugs does Dr. Nathan Barton Chase prescribe most?
In 2024 Medicare Part D data, Dr. Chase's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Nathan Barton Chase received payments from drug or device companies?
CMS Open Payments shows $1,580 in general payments to Dr. Chase from 22 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Nathan Barton Chase been practicing?
Dr. Chase graduated from medical school in 1984, 42 years ago.
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