Dr. Mark Peter Eggena, MD

  • Rockport, ME
  • Infectious disease specialist
NPI1235108580PAC ID9931136488
Medicare services, 2023
23
Medicare patients, 2024
13
Part D claims, 2024
106
Publications
7
Hospital affiliations
1
Practice address
6 Glen Cove Drive, Rockport, ME 04856
Practice phone
Call (207) 921-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

MaineHealth Pen Bay Hospital

Hospital · Rockport, Maine

See all 7 affiliations

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Dr. Mark Peter Eggena is an infectious disease specialist in Rockport, Maine

Dr. Eggena practices at MaineHealth Pen Bay Hospital in Rockport, Maine, part of MaineHealth.

Dr. Eggena's NPI, 1235108580, was assigned on March 17, 2006. Dr. Eggena graduated from David Geffen School of Medicine at UCLA in 1998. Dr. Eggena holds Maine license 016822.

NPI and contact details
Medicare PAC ID
9931136488
NPI enumeration date
March 17, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(207) 921-8000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
54
Medical school graduation
1998

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

Dr. Mark Peter Eggena practices at MaineHealth Pen Bay Hospital in Rockport, Maine

Dr. Eggena's primary practice is MaineHealth Pen Bay Hospital, at 6 Glen Cove Drive, Rockport, ME 04856 in Knox County. The practice phone is (207) 921-8000.

Source: Dmand AI Affiliation Data

Dr. Mark Peter Eggena is affiliated with 4 sites of care and 3 medical groups

Dr. Eggena's primary practice is MaineHealth Pen Bay Hospital in Rockport, Maine, part of MaineHealth. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Eggena to 3 more group practices and clinics and 2 medical groups, each named with a free account. Dr. Eggena's employer is on file too: a hospital.

See all 7 affiliations for Dr. Eggena

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

Dmand AI tracks the EHR system at Dr. Mark Peter Eggena's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Eggena practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
MaineHealth Pen Bay HospitalAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark Peter Eggena is one of 36 infectious disease specialists in Maine

Infectious disease is Dr. Eggena's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Eggena is board certified in infectious disease by the American Board of Internal Medicine. Dmand AI has Dr. Eggena's licenses on file in 2 states: Maine and California.

Specialties and state licenses

  • Infectious disease, MainePrimaryLicense 016822 · 2005 to 2026 · taxonomy 207RI0200X
  • California licenseSince 2000

Clinical focus

Dmand AI lists hiv/aids, immune deficiency disease and pneumonia among the conditions Dr. Eggena treats.

Infectious disease specialists near Dr. Eggena

Counts of infectious disease specialists 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. Mark Peter Eggena billed Medicare for 23 services in 2023

CMS data shows 23 Medicare services from Dr. Eggena across 1 procedure code in 2023, all of them office visits, for 13 Medicare patients. Medicare paid $1,257 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202323
Medicare patients13
Paid by Medicare$1,257
Procedure codes1

Dr. Eggena's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 892023: 2374%
Other services
2022: 172023: 0100%

Dr. Eggena compared with the Maine median for infectious disease specialists, 2023

  • Dr. Eggena
  • Maine median
Medicare services
23vs 18788% below
Medicare patients
13vs 11589% below
Part D claims
12vs 13091% below

Medians across 40 infectious disease specialists in Maine with Dmand AI profiles that report each measure.

Dr. Eggena's most billed Medicare procedure codes, 2023

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. Eggena and other infectious disease specialists in Maine.

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

Dr. Mark Peter Eggena treated 13 Medicare patients in 2024, average age 71

CMS counts 13 Medicare patients who saw Dr. Eggena in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 0.94, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Eggena's median patient age at 68, with 44% women.

Medicare patients, 202413
Average age71
Average risk score0.94

Dr. Eggena's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Eggena's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women44%
  • Men54%

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

Dr. Mark Peter Eggena wrote 106 Medicare Part D claims in 2024

In 2024, Dr. Eggena wrote 106 Medicare Part D claims for 29 patients. 75% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $79 in total drug cost. In 2023, CMS named 104 claims across 6 drugs.

Part D claims, 2024106
Drugs named by CMS1
Total drug cost$79
Part D patients29

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

  • Generic80 claims75%
  • Brand-name26 claims25%

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

  • Antibiotics20%21 of 106 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: 1042024: 1288%

Drugs named by CMS: 1 in 2024, 6 in 2023.

See all prescribing by Dr. Eggena

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

How Dr. Mark Peter Eggena takes part in Medicare

Dr. Eggena 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. Mark Peter Eggena has 7 publications on record

Dmand AI links 7 papers to Dr. Eggena in 2005. The most frequent topics are DNA-Binding Proteins, Lymphocyte Activation and T-Lymphocytes. Dr. Eggena has published most often in J Exp Med. Dr. Eggena's most frequent co-authors are Abul K. Abbas, MBBS, Anna Haseltine Chodos, MD, MPH and Stephan R. Targan, MD.

Papers7

Topics Dr. Eggena writes about most

  • DNA-Binding Proteins
  • Lymphocyte Activation
  • T-Lymphocytes
  • Autoantigens
  • CD4-Positive T-Lymphocytes
  • HIV Infections
  • Mice, Knockout
  • Mice, Transgenic

Dr. Eggena's most frequent co-authors

Recent publications by Dr. Eggena

See all 7 publications and co-authors

See who Dr. Eggena researches with

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

How network discovery works

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

Dr. Mark Peter Eggena has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Eggena, most recently NCQA DRP in 2017.

Awards and honors for Dr. Eggena

  1. 2017
    • NCQA DRP
  2. 2014
    • Regional Top Doctor

Source: Dmand AI Professional Profile Data

Dr. Mark Peter Eggena graduated from David Geffen School of Medicine at UCLA

Dr. Eggena graduated from David Geffen School of Medicine at UCLA in 1998. Dr. Eggena is a member of ACP.

  1. Medical schoolDavid Geffen School of Medicine at UCLA
  2. Board certified in infectious diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Mark Peter Eggena accepts plans from 17 insurance carriers

Dr. Eggena is in network with 17 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Humana
  • +9 more carriersWith a free account

Plan types Dr. Eggena accepts, by number of carriers

  1. PPO11
  2. Medicare9
  3. HMO8
  4. EPO5
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Mark Peter Eggena'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Mark Peter Eggena

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. Mark Peter Eggena's NPI number?

Dr. Mark Peter Eggena's NPI number is 1235108580. It was assigned on March 17, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark Peter Eggena?

Dr. Mark Peter Eggena is an infectious disease specialist in Rockport, Maine. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. Mark Peter Eggena practice?

Dr. Eggena practices at 6 Glen Cove Drive, Rockport, ME 04856. Dr. Eggena's primary practice is MaineHealth Pen Bay Hospital in Rockport, Maine, part of MaineHealth. Dmand AI also links Dr. Eggena to 3 group practices and clinics and 2 medical groups.

What is Dr. Mark Peter Eggena's office phone number?

The practice phone on file for Dr. Eggena is (207) 921-8000.

What is Dr. Mark Peter Eggena's medical license number?

Dr. Eggena holds Maine license 016822, one of the licenses on file in 2 states.

Which states has Dr. Mark Peter Eggena been licensed in?

Dmand AI has state licenses on file for Dr. Eggena in Maine (2005 to 2026) and California (since 2000).

Which hospitals is Dr. Mark Peter Eggena affiliated with?

Dr. Eggena practices at MaineHealth Pen Bay Hospital in Rockport, Maine.

What medical group is Dr. Mark Peter Eggena part of?

Dr. Eggena is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Eggena to 2 more medical groups.

Does Dr. Mark Peter Eggena accept Medicare?

Yes. CMS data shows Dr. Eggena billed Medicare for 23 services in 2023, and Dr. Eggena accepts Medicare assignment.

How many Medicare patients does Dr. Mark Peter Eggena see?

CMS counts 13 Medicare patients who saw Dr. Eggena in 2024, with an average age of 71.

Show 8 more questionsShow fewer questions

Is Dr. Mark Peter Eggena board certified?

Yes. Dr. Eggena is board certified in infectious disease by the American Board of Internal Medicine.

What services does Dr. Mark Peter Eggena bill to Medicare?

In 2023, Dr. Eggena's most billed Medicare services were office visit, established patient (99214).

Where did Dr. Mark Peter Eggena go to medical school?

Dr. Eggena graduated from David Geffen School of Medicine at UCLA in 1998.

What drugs does Dr. Mark Peter Eggena prescribe most?

In 2024 Medicare Part D data, Dr. Eggena's most prescribed drugs by claims were Atorvastatin Calcium.

How long has Dr. Mark Peter Eggena been practicing?

Dr. Eggena graduated from medical school in 1998, 28 years ago.

Does Dr. Mark Peter Eggena do research?

Dmand AI links 7 publications to Dr. Eggena.

Who does Dr. Mark Peter Eggena publish with?

Dr. Eggena's most frequent co-authors are Abul K. Abbas, MBBS (2 shared papers), Anna Haseltine Chodos, MD, MPH (2 shared papers) and Stephan R. Targan, MD (1 shared paper).

What insurance does Dr. Mark Peter Eggena accept?

Dr. Eggena is in network with 17 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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