Dr. John H. Fasig III, MD
- Medicare services, 2024
- 6,182
- Medicare patients, 2024
- 1,736
- MIPS score, 2024
- 77
- Hospital affiliations
- 5
- Industry payments
- $17
- Practice address
- 2300 Patterson Street, Nashville, TN 37203
- Practice phone
- Call (615) 342-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. John H. Fasig III is a pathologist in Nashville, Tennessee
Dr. Fasig practices at TriStar Centennial Medical Center in Nashville, Tennessee, part of HCA Healthcare.
Dr. Fasig's NPI, 1104973080, was assigned on January 4, 2007. Dr. Fasig holds Tennessee license 43243.
- NPI
- 1104973080NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587732862
- NPI enumeration date
- January 4, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 342-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John H. Fasig III practices at TriStar Centennial Medical Center in Nashville, Tennessee
Dr. Fasig's primary practice is TriStar Centennial Medical Center, at 2300 Patterson Street, Nashville, TN 37203 in Davidson County. The practice phone is (615) 342-1000.
- TriStar Centennial Medical Center2300 Patterson Street, Nashville, TN 37203 · Davidson CountyPhone(615) 342-1000
Source: Dmand AI Affiliation Data
Dr. John H. Fasig III is affiliated with 6 sites of care and 2 medical groups
Dr. Fasig's primary practice is TriStar Centennial Medical Center in Nashville, Tennessee, part of HCA Healthcare. Dr. Fasig is also affiliated with Owensboro Health Regional Hospital. The medical group on file is PathGroup. Dmand AI also links Dr. Fasig to 3 more hospitals, 1 group practice or clinic 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 Dr. John H. Fasig III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fasig practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TriStar Centennial Medical Center | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John H. Fasig III is one of 292 pathologists in Tennessee
Anatomic pathology and clinical pathology is Dr. Fasig's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Fasig is licensed in Tennessee.
Specialties and state licenses
- Anatomic pathology and clinical pathology, TennesseePrimary
Pathologists near Dr. Fasig
Counts of pathologists 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. John H. Fasig III billed Medicare for 6,182 services in 2024
CMS data shows 6,182 Medicare services from Dr. Fasig across 28 procedure codes in 2024, for 1,736 Medicare patients. Medicare paid $189,239 for them.
Dr. Fasig's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 3,6662024: 6,02164%
- Other services
- 2023: 1442024: 16112%
Where Dr. Fasig's Medicare services took place, 2024
- In an office64010%
- In a facility5,54290%
Dr. Fasig compared with the Tennessee median for pathologists, 2024
- Dr. Fasig
- Tennessee median
- Medicare services
- 6,182vs 1,5004.1 times
- Medicare patients
- 1,736vs 6592.6 times
Medians across 294 pathologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Fasig'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. Fasig and other pathologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John H. Fasig III treated 1,736 Medicare patients in 2024, average age 73
CMS counts 1,736 Medicare patients who saw Dr. Fasig in 2024. The largest group is 65 to 74, with 843 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.74, 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. Fasig's median patient age at 46, with 87% women.
Dr. Fasig's Medicare patients by age, 2024
Dr. Fasig's Medicare patients by sex, 2024
- Women1,06661%
- Men67039%
Chronic conditions among Dr. Fasig's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes39%
- Ischemic heart disease39%
- Cancer33%
- Chronic kidney disease33%
- Anxiety32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fasig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women87%
- Men12%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John H. Fasig III scored 77 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 77 out of 100 for Dr. Fasig for performance year 2024, reported as part of a group. Dr. Fasig accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Fasig's MIPS scores, performance year 2024
- 77of 100Final score
- 72.4of 100Quality
- 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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Dr. John H. Fasig III received $17 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Fasig from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Beckman Coulter, Inc. paid the most, $17.
Companies that paid Dr. Fasig the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John H. Fasig III'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) |
| 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 Dr. John H. Fasig III
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. John H. Fasig III's NPI number?
Dr. John H. Fasig III's NPI number is 1104973080. It was assigned on January 4, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. John H. Fasig III?
Dr. John H. Fasig III is a pathologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. John H. Fasig III practice?
Dr. Fasig practices at 2300 Patterson Street, Nashville, TN 37203. Dr. Fasig's primary practice is TriStar Centennial Medical Center in Nashville, Tennessee, part of HCA Healthcare. Dmand AI also links Dr. Fasig to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. John H. Fasig III's office phone number?
The practice phone on file for Dr. Fasig is (615) 342-1000.
What is Dr. John H. Fasig III's medical license number?
Dr. Fasig holds Tennessee license 43243.
Which hospitals is Dr. John H. Fasig III affiliated with?
Dr. Fasig practices at TriStar Centennial Medical Center in Nashville, Tennessee. Dr. Fasig is also affiliated with Owensboro Health Regional Hospital. Dmand AI links Dr. Fasig to 3 more hospitals.
What medical group is Dr. John H. Fasig III part of?
Dr. Fasig is linked to PathGroup. Dmand AI links Dr. Fasig to 1 more medical group.
Does Dr. John H. Fasig III accept Medicare?
Yes. CMS data shows Dr. Fasig billed Medicare for 6,182 services in 2024, and Dr. Fasig accepts Medicare assignment.
What is Dr. John H. Fasig III's MIPS score?
Dr. Fasig's MIPS final score for performance year 2024 is 77 out of 100, reported as part of a group.
How many Medicare patients does Dr. John H. Fasig III see?
CMS counts 1,736 Medicare patients who saw Dr. Fasig in 2024, with an average age of 73.
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What services does Dr. John H. Fasig III bill to Medicare?
In 2024, Dr. Fasig's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88173).
Has Dr. John H. Fasig III received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Dr. Fasig from 1 company from 2023 to 2023. The largest total came from Beckman Coulter, Inc.
How long has Dr. John H. Fasig III been practicing?
Dr. Fasig graduated from medical school in 2003, 23 years ago.
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