Dr. Spencer T. Mellum, DO
- Medicare services, 2021
- 51
- MIPS score, 2024
- 96
- Hospital affiliations
- 1
- Industry payments
- $16
- Medical group
- 1
- Practice address
- 1107 Highway 395, Gardnerville, NV 89410
- Practice phone
- Call (775) 782-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mellum's professional email, personal email and mobile number
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Dr. Spencer T. Mellum is an anesthesiologist in Gardnerville, Nevada
Dr. Mellum practices at Carson Valley Health Hospital in Gardnerville, Nevada, part of Barton Health.
Dr. Mellum's NPI, 1811002793, was assigned on August 20, 2006. Dr. Mellum holds Nevada license 1232.
- NPI
- 1811002793NPI Registry (opens in a new tab)
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Practice phone
- (775) 782-1500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Spencer T. Mellum practices at Carson Valley Health Hospital in Gardnerville, Nevada
Dr. Mellum's primary practice is Carson Valley Health Hospital, at 1107 Highway 395, Gardnerville, NV 89410 in Douglas County. The practice phone is (775) 782-1500.
- Carson Valley Health Hospital1107 Highway 395, Gardnerville, NV 89410 · Douglas CountyPhone(775) 782-1500
Source: Dmand AI Affiliation Data
Dr. Spencer T. Mellum is affiliated with 1 site of care and 1 medical group
Dr. Mellum's primary practice is Carson Valley Health Hospital in Gardnerville, Nevada, part of Barton Health. The medical group on file is Carson Valley Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Spencer T. Mellum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mellum practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Carson Valley Health Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Spencer T. Mellum is one of 455 anesthesiologists in Nevada
Anesthesiology is Dr. Mellum's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Mellum is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Mellum is licensed in Nevada.
Specialties and state licenses
- Anesthesiology, NevadaPrimary
Anesthesiologists near Dr. Mellum
Counts of anesthesiologists 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. Spencer T. Mellum billed Medicare for 51 services in 2021
CMS data shows 51 Medicare services from Dr. Mellum across 3 procedure codes in 2021. Medicare paid $4,798 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mellum's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Imaging
- 2020: 162021: 2344%
- Anesthesia
- 2020: 932021: 1485%
- Surgery
- 2020: 112021: 1427%
Dr. Mellum compared with the Nevada median for anesthesiologists, 2021
- Dr. Mellum
- Nevada median
- Medicare services
- 51vs 7330% below
Medians across 423 anesthesiologists in Nevada with Dmand AI profiles that report each measure.
Dr. Mellum's most billed Medicare procedure codes, 2021
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. Mellum and other anesthesiologists in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Spencer T. Mellum's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Mellum's median patient age at 61, with 49% women.
Dr. Mellum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women49%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Spencer T. Mellum scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Mellum for performance year 2024, reported as part of a group.
Dr. Mellum's MIPS scores, performance year 2024
- 96of 100Final score
- 93.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Spencer T. Mellum received $16 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Mellum from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $16.
Companies that paid Dr. Mellum the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Spencer T. Mellum is board certified in anesthesiology
- Board certified in anesthesiology
- Board certified in 2003 - 2011
- Board certified in 2001 - 2025
- Board certified in 2005 - 2025
Source: Dmand AI Professional Profile Data
Dr. Spencer T. Mellum accepts plans from 1 insurance carrier
Dr. Mellum is in network with 1 carrier, including NV State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
- NV State Medicaid
Source: Dmand AI Insurance Network Data
Sources for Dr. Spencer T. Mellum'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 Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (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. Spencer T. Mellum
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. Spencer T. Mellum's NPI number?
Dr. Spencer T. Mellum's NPI number is 1811002793. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Spencer T. Mellum?
Dr. Spencer T. Mellum is an anesthesiologist in Gardnerville, Nevada. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Spencer T. Mellum practice?
Dr. Mellum practices at 1107 Highway 395, Gardnerville, NV 89410. Dr. Mellum's primary practice is Carson Valley Health Hospital in Gardnerville, Nevada, part of Barton Health.
What is Dr. Spencer T. Mellum's office phone number?
The practice phone on file for Dr. Mellum is (775) 782-1500.
What is Dr. Spencer T. Mellum's medical license number?
Dr. Mellum holds Nevada license 1232.
Which hospitals is Dr. Spencer T. Mellum affiliated with?
Dr. Mellum practices at Carson Valley Health Hospital in Gardnerville, Nevada.
What medical group is Dr. Spencer T. Mellum part of?
Dr. Mellum is linked to Carson Valley Health.
Does Dr. Spencer T. Mellum accept Medicare?
Yes. CMS data shows Dr. Mellum billed Medicare for 51 services in 2021.
What is Dr. Spencer T. Mellum's MIPS score?
Dr. Mellum's MIPS final score for performance year 2024 is 96 out of 100, reported as part of a group.
Is Dr. Spencer T. Mellum board certified?
Yes. Dr. Mellum is board certified in anesthesiology by the American Board of Anesthesiology.
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What services does Dr. Spencer T. Mellum bill to Medicare?
In 2021, Dr. Mellum's most billed Medicare services were ultrasound (76942), anesthesia (00790) and surgery: brain, spine and nerves (64447).
Has Dr. Spencer T. Mellum received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Mellum from 1 company from 2019 to 2019. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Spencer T. Mellum been practicing?
Dr. Mellum graduated from medical school in 2001, 25 years ago.
What insurance does Dr. Spencer T. Mellum accept?
Dr. Mellum is in network with 1 carrier, including NV State Medicaid. Medicaid plans come from the most carriers, 1. Check the plan with the practice before a visit.
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