Dr. Gabriella Michaela Miller, MD

  • Baltimore, MD
  • Emergency medicine physician
NPI1104452192PAC ID5799195780
Medicare services, 2024
277
Medicare patients, 2024
242
Part D claims, 2024
33
Hospital affiliations
2
Medical groups
2
Practice address
301 Saint Paul Place, Baltimore, MD 21202
Practice phone
Call (410) 332-9237
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Medical Center

Hospital · Baltimore, Maryland

See all 4 affiliations

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Dr. Gabriella Michaela Miller is an emergency medicine physician in Baltimore, Maryland

Dr. Miller practices at Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center.

Dr. Miller's NPI, 1104452192, was assigned on March 21, 2020. Dr. Miller graduated from University of Maryland School of Medicine in 2020. Dr. Miller holds Maryland license D0096405.

NPI and contact details
Medicare PAC ID
5799195780
NPI enumeration date
March 21, 2020
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(410) 332-9237
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
32
Medical school graduation
2020

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gabriella Michaela Miller practices at Mercy Medical Center in Baltimore, Maryland

Dr. Miller's primary practice is Mercy Medical Center, at 301 Saint Paul Place, Baltimore, MD 21202 in Baltimore City. The practice phone is (410) 332-9237.

  • Mercy Medical Center
    301 Saint Paul Place, Baltimore, MD 21202 · Baltimore CityPhone(410) 332-9237

Source: Dmand AI Affiliation Data

Dr. Gabriella Michaela Miller is affiliated with 2 sites of care and 2 medical groups

Dr. Miller's primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. Dr. Miller is also affiliated with University of Maryland Medical Center. The medical group on file is University of Maryland Emergency Medicine. Dmand AI also links Dr. Miller to 1 more medical group, named with a free account.

See all 4 affiliations for Dr. Miller

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Gabriella Michaela Miller's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Miller practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Medical CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gabriella Michaela Miller is one of 1,057 emergency medicine physicians in Maryland

Emergency medicine is Dr. Miller's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Miller is licensed in Maryland.

Specialties and state licenses

  • Emergency medicine, MarylandPrimaryLicense D0096405 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Miller

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. Gabriella Michaela Miller billed Medicare for 277 services in 2024

CMS data shows 277 Medicare services from Dr. Miller across 5 procedure codes in 2024, for 242 Medicare patients. Medicare paid $31,813 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024277
Medicare patients242
Paid by Medicare$31,813
Procedure codes5

Dr. Miller's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 652024: 248282%
Tests and treatments
2023: 222024: 2932%

Dr. Miller compared with the Maryland median for emergency medicine physicians, 2024

  • Dr. Miller
  • Maryland median
Medicare services
277vs 3008% below
Medicare patients
242vs 29217% below

Medians across 1,040 emergency medicine physicians in Maryland with Dmand AI profiles that report each measure.

Dr. Miller'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.

See all procedures by Dr. Miller

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Gabriella Michaela Miller treated 242 Medicare patients in 2024, average age 69

CMS counts 242 Medicare patients who saw Dr. Miller in 2024. The largest group is 65 to 74, with 99 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 42% are also on Medicaid. Their average risk score is 2.46, 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. Miller's median patient age at 64, with 59% women.

Medicare patients, 2024242
Average age69
Average risk score2.46
Also on Medicaid42%

Dr. Miller's Medicare patients by age, 2024

Dr. Miller's Medicare patients by sex, 2024

  • Women14359%
  • Men9941%

Chronic conditions among Dr. Miller's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis60%
  4. Diabetes48%
  5. Mood disorders45%
  6. Chronic kidney disease43%
  7. Anxiety41%
  8. Depression40%

Share of Medicare patients with each condition. A patient can have several.

Dr. Miller's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women59%
  • Men40%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Gabriella Michaela Miller wrote 33 Medicare Part D claims in 2024

In 2024, Dr. Miller wrote 33 Medicare Part D claims for 24 patients. 91% of them were for generic drugs.

Part D claims, 202433
Part D patients24

Dr. Miller's Part D claims by kind of drug, 2024

  • Generic30 claims91%
  • Brand-name and other3 claims9%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Gabriella Michaela Miller takes part in Medicare

Dr. Miller accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Gabriella Michaela Miller graduated from University of Maryland School of Medicine

Dr. Miller graduated from University of Maryland School of Medicine in 2020.

  1. Medical schoolUniversity of Maryland School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Gabriella Michaela Miller's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Gabriella Michaela Miller

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. Gabriella Michaela Miller's NPI number?

Dr. Gabriella Michaela Miller's NPI number is 1104452192. It was assigned on March 21, 2020, and it is active in the NPI Registry.

What kind of doctor is Dr. Gabriella Michaela Miller?

Dr. Gabriella Michaela Miller is an emergency medicine physician in Baltimore, Maryland. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Gabriella Michaela Miller practice?

Dr. Miller practices at 301 Saint Paul Place, Baltimore, MD 21202. Dr. Miller's primary practice is Mercy Medical Center in Baltimore, Maryland, part of Mercy Medical Center. Dmand AI also links Dr. Miller to 1 medical group.

What is Dr. Gabriella Michaela Miller's office phone number?

The practice phone on file for Dr. Miller is (410) 332-9237.

What is Dr. Gabriella Michaela Miller's medical license number?

Dr. Miller holds Maryland license D0096405.

Which hospitals is Dr. Gabriella Michaela Miller affiliated with?

Dr. Miller practices at Mercy Medical Center in Baltimore, Maryland. Dr. Miller is also affiliated with University of Maryland Medical Center.

What medical group is Dr. Gabriella Michaela Miller part of?

Dr. Miller is linked to University of Maryland Emergency Medicine. Dmand AI links Dr. Miller to 1 more medical group.

Does Dr. Gabriella Michaela Miller accept Medicare?

Yes. CMS data shows Dr. Miller billed Medicare for 277 services in 2024, and Dr. Miller accepts Medicare assignment.

How many Medicare patients does Dr. Gabriella Michaela Miller see?

CMS counts 242 Medicare patients who saw Dr. Miller in 2024, with an average age of 69.

What services does Dr. Gabriella Michaela Miller bill to Medicare?

In 2024, Dr. Miller's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).

Where did Dr. Gabriella Michaela Miller go to medical school?

Dr. Miller graduated from University of Maryland School of Medicine in 2020.

How long has Dr. Gabriella Michaela Miller been practicing?

Dr. Miller graduated from medical school in 2020, 6 years ago.

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