CausalityPatient AcuityPatient Admission
Dr. Mellena Giday, MD
NPI1063830131PAC ID2961770953
- Medicare services, 2024
- 621
- Medicare patients, 2024
- 278
- Part D claims, 2024
- 1,532
- Publications
- 1
- MIPS score, 2024
- 87
- Practice address
- 1035-116Th Ave NE, Bellevue, WA 98004
- Practice phone
- Call (425) 688-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Giday's professional email, personal email and mobile number
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Dr. Mellena Giday is a hospitalist in Bellevue, Washington
Dr. Giday practices at Overlake Medical Center in Bellevue, Washington, part of MultiCare Health System.
Dr. Giday's NPI, 1063830131, was assigned on April 4, 2014. Dr. Giday graduated from Morehouse School of Medicine in 2014. Dr. Giday holds Washington license MD60682151.
NPI and contact details
- NPI
- 1063830131NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961770953
- NPI enumeration date
- April 4, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (425) 688-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mellena Giday practices at Overlake Medical Center in Bellevue, Washington
Dr. Giday's primary practice is Overlake Medical Center, at 1035-116Th Ave NE, Bellevue, WA 98004 in King County. The practice phone is (425) 688-5000.
- Overlake Medical Center1035-116Th Ave NE, Bellevue, WA 98004 · King CountyPhone(425) 688-5000
Source: Dmand AI Affiliation Data
Dr. Mellena Giday is affiliated with 4 sites of care and 3 medical groups
Dr. Giday's primary practice is Overlake Medical Center in Bellevue, Washington, part of MultiCare Health System. Dr. Giday is also affiliated with Harborview Medical Center. The medical group on file is Select Rehabilitation. Dmand AI also links Dr. Giday to 1 more hospital, 2 medical groups and 1 home health agency, each named with a free account.
Harborview Medical CenterSelect Rehabilitation1 hospitalName with a free account2 medical groupsNames with a free account1 home health agencyName with a free account
See all 7 affiliations for Dr. GidaySources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mellena Giday's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Giday practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Overlake Medical Center | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mellena Giday is one of 766 hospitalists in Washington
Hospitalist is Dr. Giday's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Giday is licensed in Washington.
Specialties and state licenses
- Hospitalist, WashingtonPrimary
Hospitalists near Dr. Giday
Counts of hospitalists 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. Mellena Giday billed Medicare for 621 services in 2024
CMS data shows 621 Medicare services from Dr. Giday across 9 procedure codes in 2024, for 278 Medicare patients. Medicare paid $51,401 for them.
Medicare services, 2024621
Medicare patients278
Paid by Medicare$51,401
Procedure codes9
Dr. Giday's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 672024: 454578%
- Surgery
- 2023: 02024: 109
- Other services
- 2023: 02024: 58
Where Dr. Giday's Medicare services took place, 2024
- In an office44772%
- In a facility17428%
Dr. Giday compared with the Washington median for hospitalists, 2024
- Dr. Giday
- Washington median
- Medicare services
- 621vs 31498% above
- Medicare patients
- 278vs 15777% above
- Part D claims
- 1,101vs 4027.5 times
Medians across 696 hospitalists in Washington with Dmand AI profiles that report each measure.
Dr. Giday'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mellena Giday treated 278 Medicare patients in 2024, average age 77
CMS counts 278 Medicare patients who saw Dr. Giday in 2024. The largest group is 65 to 74, with 106 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Giday's median patient age at 62, with 79% women.
Medicare patients, 2024278
Average age77
Average risk score1.05
Also on Medicaid6%
Dr. Giday's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Giday's Medicare patients by sex, 2024
- Women21778%
- Men6122%
Chronic conditions among Dr. Giday's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis44%
- Osteoporosis28%
- Ischemic heart disease27%
- Atrial fibrillation22%
- Anxiety20%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Giday's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women79%
- Men21%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mellena Giday wrote 1,532 Medicare Part D claims in 2024
In 2024, Dr. Giday wrote 1,532 Medicare Part D claims for 278 patients. 91% of them were for generic drugs. CMS names the drug for 1,101 of them, across 31 drugs with 11 or more claims each, at $11,549 in total drug cost. In 2018, CMS named 28 claims across 2 drugs.
Part D claims, 20241,532
Drugs named by CMS31
Total drug cost$11,549
Part D patients278
Dr. Giday's Part D claims by kind of drug, 2024
- Generic1,399 claims91%
- Brand-name and other133 claims9%
Dr. Giday'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. Giday's Part D claims, 2024
- Antibiotics3%43 of 1,532 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, 2018 to 2024
- 2018
- 2024
- Claims for drugs CMS names
- 2018: 282024: 1,1013832%
Drugs named by CMS: 31 in 2024, 2 in 2018.
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. Mellena Giday scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Giday for performance year 2024, reported through an alternative payment model (APM). Dr. Giday accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Giday as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Giday's MIPS scores, performance year 2024
- 87of 100Final score
- 73.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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. Mellena Giday has 1 publication on record
Dmand AI links 1 paper to Dr. Giday in 2019. Dr. Giday's most frequent co-authors are Maralyssa Angelique Bann, MD and Meghaan Pauli Hawes, MD.
Papers1
Dr. Giday's most frequent co-authors
Recent publications by Dr. Giday
See who Dr. Giday researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Giday works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mellena Giday graduated from Morehouse School of Medicine
Dr. Giday graduated from Morehouse School of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mellena Giday'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) |
| 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 |
| 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. Mellena Giday
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. Mellena Giday's NPI number?
Dr. Mellena Giday's NPI number is 1063830131. It was assigned on April 4, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Mellena Giday?
Dr. Mellena Giday is a hospitalist in Bellevue, Washington. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Mellena Giday practice?
Dr. Giday practices at 1035-116Th Ave NE, Bellevue, WA 98004. Dr. Giday's primary practice is Overlake Medical Center in Bellevue, Washington, part of MultiCare Health System. Dmand AI also links Dr. Giday to 1 hospital, 2 medical groups and 1 home health agency.
What is Dr. Mellena Giday's office phone number?
The practice phone on file for Dr. Giday is (425) 688-5000.
What is Dr. Mellena Giday's medical license number?
Dr. Giday holds Washington license MD60682151.
Which hospitals is Dr. Mellena Giday affiliated with?
Dr. Giday practices at Overlake Medical Center in Bellevue, Washington. Dr. Giday is also affiliated with Harborview Medical Center. Dmand AI links Dr. Giday to 1 more hospital.
What medical group is Dr. Mellena Giday part of?
Dr. Giday is linked to Select Rehabilitation. Dmand AI links Dr. Giday to 2 more medical groups.
Does Dr. Mellena Giday accept Medicare?
Yes. CMS data shows Dr. Giday billed Medicare for 621 services in 2024, and Dr. Giday accepts Medicare assignment.
Does Dr. Mellena Giday offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Giday as offering telehealth services.
What is Dr. Mellena Giday's MIPS score?
Dr. Giday's MIPS final score for performance year 2024 is 87 out of 100, reported through an alternative payment model (APM).
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Mellena Giday see?
CMS counts 278 Medicare patients who saw Dr. Giday in 2024, with an average age of 77.
What services does Dr. Mellena Giday bill to Medicare?
In 2024, Dr. Giday's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
Where did Dr. Mellena Giday go to medical school?
Dr. Giday graduated from Morehouse School of Medicine in 2014.
What drugs does Dr. Mellena Giday prescribe most?
In 2024 Medicare Part D data, Dr. Giday's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Amlodipine Besylate.
How long has Dr. Mellena Giday been practicing?
Dr. Giday graduated from medical school in 2014, 12 years ago.
Does Dr. Mellena Giday do research?
Dmand AI links 1 publication to Dr. Giday.
Who does Dr. Mellena Giday publish with?
Dr. Giday's most frequent co-authors are Maralyssa Angelique Bann, MD (1 shared paper) and Meghaan Pauli Hawes, MD (1 shared paper).
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