Dr. Marisa Christine Gray, MD

  • Bangor, ME
  • Urologist
NPI1629423520PAC ID8921392705
Medicare services, 2024
229
Medicare patients, 2024
210
Part D claims, 2024
676
Publications
7
MIPS score, 2024
84
Practice address
489 State Street, Bangor, ME 04401
Practice phone
Call (207) 973-7000
Professional email
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Personal email
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Mobile number
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Social profiles

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Dr. Marisa Christine Gray is a urologist in Bangor, Maine

Dr. Gray practices at Northern Light Eastern Maine Medical Center in Bangor, Maine, part of Northern Light Health.

Dr. Gray's NPI, 1629423520, was assigned on April 28, 2016. Dr. Gray graduated from University of North Carolina at Chapel Hill School of Medicine in 2016. Dr. Gray holds Maine license MD24837.

NPI and contact details
Medicare PAC ID
8921392705
NPI enumeration date
April 28, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(207) 973-7000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
36
Medical school graduation
2016

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

Dr. Marisa Christine Gray practices at Northern Light Eastern Maine Medical Center in Bangor, Maine

Dr. Gray's primary practice is Northern Light Eastern Maine Medical Center, at 489 State Street, Bangor, ME 04401 in Penobscot County. The practice phone is (207) 973-7000.

Source: Dmand AI Affiliation Data

Dr. Marisa Christine Gray is affiliated with 7 sites of care and 2 medical groups

Dr. Gray's primary practice is Northern Light Eastern Maine Medical Center in Bangor, Maine, part of Northern Light Health. Dr. Gray is also affiliated with St. Joseph Healthcare. The medical group on file is Northern Light Eastern Maine Medical Center. Dmand AI also links Dr. Gray to 3 more hospitals, 1 breast imaging center, 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Gray's employer is on file too: a hospital.

See all 9 affiliations for Dr. Gray

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

Dmand AI tracks the EHR system at Dr. Marisa Christine Gray's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gray practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Northern Light Eastern Maine Medical CenterAvailable with a free account
+6 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Gray practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Northern Light Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Marisa Christine Gray is one of 68 urologists in Maine

Urology is Dr. Gray's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Gray is licensed in Maine.

Specialties and state licenses

  • Urology, MainePrimaryLicense MD24837 · taxonomy 208800000X

Urologists near Dr. Gray

Counts of urologists 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. Marisa Christine Gray billed Medicare for 229 services in 2024

CMS data shows 229 Medicare services from Dr. Gray across 5 procedure codes in 2024, for 210 Medicare patients. Medicare paid $13,685 for them.

Medicare services, 2024229
Medicare patients210
Paid by Medicare$13,685
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 2272024: 18120%
Surgery
2023: 792024: 4839%
Imaging
2023: 222024: 0100%

Where Dr. Gray's Medicare services took place, 2024

  • In an office10847%
  • In a facility12153%

Dr. Gray compared with the Maine median for urologists, 2024

  • Dr. Gray
  • Maine median
Medicare services
229vs 33431% below
Medicare patients
210vs 23812% below
Part D claims
579vs 45428% above

Medians across 72 urologists in Maine with Dmand AI profiles that report each measure.

Dr. Gray'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. Gray

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

Dr. Marisa Christine Gray treated 210 Medicare patients in 2024, average age 73

CMS counts 210 Medicare patients who saw Dr. Gray in 2024. The largest group is 65 to 74, with 87 patients. 72% of them have high cholesterol, and 71% have high blood pressure. 27% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Gray's median patient age at 69, with 33% women.

Medicare patients, 2024210
Average age73
Average risk score1.35
Also on Medicaid27%

Dr. Gray's Medicare patients by age, 2024

Dr. Gray's Medicare patients by sex, 2024

  • Women7737%
  • Men13363%

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

  1. High cholesterol72%
  2. High blood pressure71%
  3. Arthritis41%
  4. Cancer31%
  5. Mood disorders27%
  6. Chronic kidney disease25%
  7. Ischemic heart disease25%
  8. Anxiety24%

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

Dr. Gray's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women33%
  • Men66%

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

Dr. Marisa Christine Gray wrote 676 Medicare Part D claims in 2024

In 2024, Dr. Gray wrote 676 Medicare Part D claims for 263 patients. 87% of them were for generic drugs. CMS names the drug for 579 of them, across 15 drugs with 11 or more claims each, at $74,058 in total drug cost. In 2023, CMS named 504 claims across 14 drugs.

Part D claims, 2024676
Drugs named by CMS15
Total drug cost$74,058
Part D patients263

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

  • Generic586 claims87%
  • Brand-name and other90 claims13%

Dr. Gray'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. Gray's Part D claims, 2024

  • Opioids3%19 of 676 claims
  • Antibiotics20%134 of 676 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: 5042024: 57915%

Drugs named by CMS: 15 in 2024, 14 in 2023.

See all prescribing by Dr. Gray

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. Marisa Christine Gray scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Gray for performance year 2024, reported as part of a group. Dr. Gray accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gray as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Gray's MIPS scores, performance year 2024

  • 84of 100Final score
  • 71.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 69of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Prostate resection: 1 to 10 procedures (CMS shows small counts as a range)

Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Marisa Christine Gray has 7 publications on record

Dmand AI links 7 papers to Dr. Gray, published from 2013 to 2020. 2013 was the busiest year, with 2. Dr. Gray has published most often in Transl Androl Urol. Dr. Gray's most frequent co-authors are Daniel T. Laskowitz, MD, David L. McDonagh, MD and Claire Emery Hailey, MD.

Papers7
Years published2013 to 2020

Dr. Gray's papers by year, 2013 to 2020

Dr. Gray's most frequent co-authors

Recent publications by Dr. Gray

See all 7 publications and co-authors

See who Dr. Gray researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gray works with, so you can find a warm path to the right urologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Marisa Christine Gray received $1,780 in industry payments from 2018 to 2025

CMS Open Payments shows 13 general payments to Dr. Gray from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 53% of the total. Coloplast Corp paid the most, $822.

General payments to Dr. Gray by program year, 2018 to 2025

General payments to Dr. Gray by kind, 2018 to 2025

$1.8Kin total
  • Food and beverage$94553%
  • Travel and lodging$83547%

Companies that paid Dr. Gray the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Gray

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Marisa Christine Gray graduated from University of North Carolina at Chapel Hill School of Medicine

Dr. Gray graduated from University of North Carolina at Chapel Hill School of Medicine in 2016.

  1. Medical schoolUniversity of North Carolina at Chapel Hill School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Marisa Christine Gray'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 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (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. Marisa Christine Gray

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. Marisa Christine Gray's NPI number?

Dr. Marisa Christine Gray's NPI number is 1629423520. It was assigned on April 28, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Marisa Christine Gray?

Dr. Marisa Christine Gray is a urologist in Bangor, Maine. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).

Where does Dr. Marisa Christine Gray practice?

Dr. Gray practices at 489 State Street, Bangor, ME 04401. Dr. Gray's primary practice is Northern Light Eastern Maine Medical Center in Bangor, Maine, part of Northern Light Health. Dmand AI also links Dr. Gray to 3 hospitals, 1 breast imaging center, 1 group practice or clinic and 1 medical group.

What is Dr. Marisa Christine Gray's office phone number?

The practice phone on file for Dr. Gray is (207) 973-7000.

What is Dr. Marisa Christine Gray's medical license number?

Dr. Gray holds Maine license MD24837.

Which hospitals is Dr. Marisa Christine Gray affiliated with?

Dr. Gray practices at Northern Light Eastern Maine Medical Center in Bangor, Maine. Dr. Gray is also affiliated with St. Joseph Healthcare. Dmand AI links Dr. Gray to 3 more hospitals.

What medical group is Dr. Marisa Christine Gray part of?

Dr. Gray is linked to Northern Light Eastern Maine Medical Center. Dmand AI links Dr. Gray to 1 more medical group.

Does Dr. Marisa Christine Gray accept Medicare?

Yes. CMS data shows Dr. Gray billed Medicare for 229 services in 2024, and Dr. Gray accepts Medicare assignment.

Does Dr. Marisa Christine Gray offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Gray as offering telehealth services.

What is Dr. Marisa Christine Gray's MIPS score?

Dr. Gray's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Marisa Christine Gray see?

CMS counts 210 Medicare patients who saw Dr. Gray in 2024, with an average age of 73.

What services does Dr. Marisa Christine Gray bill to Medicare?

In 2024, Dr. Gray's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: urinary system (52000).

Where did Dr. Marisa Christine Gray go to medical school?

Dr. Gray graduated from University of North Carolina at Chapel Hill School of Medicine in 2016.

What drugs does Dr. Marisa Christine Gray prescribe most?

In 2024 Medicare Part D data, Dr. Gray's most prescribed drugs by claims were Tamsulosin HCl, Myrbetriq and Solifenacin Succinate.

Has Dr. Marisa Christine Gray received payments from drug or device companies?

CMS Open Payments shows $1,780 in general payments to Dr. Gray from 8 companies from 2018 to 2025. The largest total came from Coloplast Corp.

How long has Dr. Marisa Christine Gray been practicing?

Dr. Gray graduated from medical school in 2016, 10 years ago.

Does Dr. Marisa Christine Gray do research?

Dmand AI links 7 publications to Dr. Gray, published from 2013 to 2020.

Who does Dr. Marisa Christine Gray publish with?

Dr. Gray's most frequent co-authors are Daniel T. Laskowitz, MD (3 shared papers), David L. McDonagh, MD (3 shared papers) and Claire Emery Hailey, MD (2 shared papers).

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