Geriatric medicine (internal medicine) physicians in Maine

  • Geriatric medicine (internal medicine)
  • Maine
Geriatric medicine (internal medicine) physicians
24
Linked to a hospital or group
19
Hospitals with a geriatric medicine (internal medicine) physician
14
Medical groups with a geriatric medicine (internal medicine) physician
13
Cities
10

There are 24 geriatric medicine (internal medicine) physicians in Maine. MaineHealth Primary Care - Family Medicine - Portland has the most, 7, and MaineHealth Maine Medical Center has the most affiliated geriatric medicine (internal medicine) physicians, 6. Augusta is home to 6, and 31% finished medical school 30 or more years ago.

Find work emails and mobile numbers for all 24 Maine geriatric medicine (internal medicine) physicians

Validated work emails and mobile numbers for Maine geriatric medicine (internal medicine) physicians, found through healthcare waterfall enrichment, with a free Dmand AI account.

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Maine geriatric medicine (internal medicine) physicians, listed A to Z by last name

Each geriatric medicine (internal medicine) physician on the list has geriatric medicine (internal medicine) as their primary specialty and a Maine practice address. The list shows the NPI and city, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Sort and filter all 24 Maine geriatric medicine (internal medicine) physicians by city, hospital, medical group, the EHR they use and Medicare volume in Dmand AI.

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Maine geriatric medicine (internal medicine) physicians, A to Z
Geriatric medicine (internal medicine) physicianHospitalsMedical groupsEmail and phone
Annette M. Beyea, DOAugusta · NPI 1164525341-1 groupContacts
Mark Braun, MDPortland · NPI 18513279363 hospitals1 groupContacts
Elizabeth Joanne Herskovits Castillo, MD, PhDYork · NPI 19321764435 hospitals3 groupsContacts
Rodney Dennis Chelberg II, MDBangor · NPI 1558443861--Contacts
Jabbar Fazeli, MDKittery · NPI 16493638052 hospitals1 groupContacts
Maha Y. Ghosn, MDBangor · NPI 17000804704 hospitals7 groupsContacts
Sarah A. M. Hallen, MDPortland · NPI 10332218171 hospital2 groupsContacts
Thomas C. Hattan, MDAuburn · NPI 15987083153 hospitals3 groupsContacts
Michael Jaikaran Isaac, MDAugusta · NPI 12757826901 hospital1 groupContacts
Randa Jaber, MDNPI 1972815165-2 groupsContacts
Roland H. Knausenberger, MDAugusta · NPI 19524063082 hospitals1 groupContacts
Ann K. Magner, DOWestbrook · NPI 12050602252 hospitals2 groupsContacts
Angelea NannicelliPortland · NPI 13662530982 hospitals1 groupContacts
Annabelle Rae Chua Norwood, MDLewiston · NPI 1619256930-3 groupsContacts
Avery Rose Osella, MDFarmington · NPI 11043210091 hospital2 groupsContacts
Timothy John Richardson, MDAugusta · NPI 10533547531 hospital1 groupContacts
Rachel Anne Sluder, DOWestbrook · NPI 15083524102 hospitals2 groupsContacts
Jay Morris Ungar, MDNPI 1558336131-1 groupContacts
Heidi R. Wierman, MDPortland · NPI 16998681582 hospitals2 groupsContacts

The list shows the 19 geriatric medicine (internal medicine) physicians with a public profile. The other 5 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

For health IT teams

Find Maine geriatric medicine (internal medicine) physicians by the EHR they use

Dmand AI has the EHR for 23 of 24 Maine geriatric medicine (internal medicine) physicians, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

MaineHealth Primary Care - Family Medicine - Portland has the most geriatric medicine (internal medicine) physicians in Maine, with 7

MaineHealth Pediatric Cancer Care, Blood Disorders and IV Therapy (formerly Maine Children's Cancer Program) is second with 6, and MaineGeneral Health third with 4. Counts are geriatric medicine (internal medicine) physicians with a Maine address linked to each group.

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

MaineHealth Maine Medical Center has the most affiliated geriatric medicine (internal medicine) physicians in Maine, with 6

MaineHealth Mid Coast Hospital in Brunswick is second with 4, and MaineGeneral Medical Center third with 3. Maine geriatric medicine (internal medicine) physicians are affiliated with 14 hospitals in all.

Hospitals with the most geriatric medicine (internal medicine) physicians in Maine
#HospitalHealth systemGeriatric medicine (internal medicine) physicians
1MaineHealth Maine Medical CenterPortlandMaineHealth6
2MaineHealth Mid Coast HospitalBrunswickMaineHealth4
3MaineGeneral Medical CenterAugustaMaineGeneral Health3
4Northern Light Mercy HospitalPortlandNorthern Light Health2
5York HospitalYorkMaineHealth2
6Northern Light AR Gould HospitalPresque IsleNorthern Light Health1
7Central Maine Medical CenterLewistonPrime Healthcare1
8Cary Medical CenterCaribouCary Medical Center1
9Northern Light Eastern Maine Medical CenterBangorNorthern Light Health1
10St. Mary's Regional Medical CenterLewistonCovenant Health1

Top 10 of 14 Maine hospitals with an affiliated geriatric medicine (internal medicine) physicianAll 37 Maine hospitals

See every hospital and group for each Maine geriatric medicine (internal medicine) physician

Each public profile names one place a geriatric medicine (internal medicine) physician practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Augusta has the most geriatric medicine (internal medicine) physicians in Maine, with 6

6geriatric medicine (internal medicine) physicians in Augusta
5geriatric medicine (internal medicine) physicians in Portland

Geriatric medicine (internal medicine) physicians practice in 10 Maine cities. Every city with 10 or more has its own page.

Source: NPPES NPI Registry (CMS)

Most Maine geriatric medicine (internal medicine) physicians practice at a hospital: 14 of the 18 with a mapped site

12 also practice at a medical group site, and 6 at hospices. A geriatric medicine (internal medicine) physician can practice at several kinds of site, so the shares overlap.

Maine geriatric medicine (internal medicine) physicians by site of care

  1. Hospitals14
  2. Medical group practices12
  3. Hospices6
  4. Skilled nursing facilities5
  5. Home health agencies4

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

31% of Maine geriatric medicine (internal medicine) physicians finished medical school 30 or more years ago

5 of the 16 Maine geriatric medicine (internal medicine) physicians with a graduation year on file. 3 graduated in the last 10 years.

Physicians by years since medical school

  1. Under 10 years ago3
  2. 10 to 19 years ago2
  3. 20 to 29 years ago6
  4. 30 to 39 years ago2
  5. 40 or more years ago3

Source: Dmand AI Professional Profile Data

Every Maine geriatric medicine (internal medicine) physician profile shows current hospitals and groups, Medicare activity and NPI details

  • Primary practiceThe main place they practice, with its type and cityOn every profile
  • Every site of careEach hospital, clinic and group where they practice nowWith a free account
  • EmployerThe organization they work for, when one is on fileWith a free account
  • Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
  • Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
  • Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
  • Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
  • Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
  • NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
  • Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
  • EHR in useThe EHR at each site where they practiceWith a free account
  • Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Maine geriatric medicine (internal medicine) physician directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracyRemove my information

Geriatric medicine (internal medicine) physicians are HCPs whose primary specialty is geriatric medicine (internal medicine) (taxonomy code 207RG0300X), with an active NPI and a Maine practice address.

FAQ

Frequently asked questions about geriatric medicine (internal medicine) physicians in Maine

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many geriatric medicine (internal medicine) physicians are in Maine?

24 geriatric medicine (internal medicine) physicians have an active NPI, a Maine practice address and geriatric medicine (internal medicine) (taxonomy code 207RG0300X) as their primary specialty. 19 of them are linked to a hospital or medical group.

Which Maine medical groups have the most geriatric medicine (internal medicine) physicians?

MaineHealth Primary Care - Family Medicine - Portland, with 7, followed by MaineHealth Pediatric Cancer Care, Blood Disorders and IV Therapy (formerly Maine Children's Cancer Program) with 6 and MaineGeneral Health with 4.

Which Maine hospitals have the most geriatric medicine (internal medicine) physicians?

MaineHealth Maine Medical Center, with 6 affiliated geriatric medicine (internal medicine) physicians, followed by MaineHealth Mid Coast Hospital with 4 and MaineGeneral Medical Center with 3.

How many Maine geriatric medicine (internal medicine) physicians finished medical school 30 or more years ago?

5 of the 16 with a graduation year on file, or 31%. 3 graduated in the last 10 years.

What is the taxonomy code for geriatric medicine (internal medicine)?

207RG0300X is the NPPES taxonomy code for geriatric medicine (internal medicine). Sub-specialties with their own code are counted on their own lists.

Dmand AI

Find the right contacts among Maine geriatric medicine (internal medicine) physicians

Search 24 Maine geriatric medicine (internal medicine) physicians by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

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