NPPES file of Aug 9, 2026

Erin Greenberg Hartnett, MD

Gynecologic Oncology Physician · Hartford, CT

Erin Greenberg Hartnett, MD is a gynecologic oncology physician with a practice address in Hartford, Connecticut, and NPI 1508129081, issued on Jun 20, 2012. Check the license (Connecticut 62697, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508129081
Name
Erin Greenberg Hartnett
Credential
MD
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License number
62697 CT
Self-reported in NPPES; status is on the state search
Practice location
114 Woodland St, Hartford, CT 06105
Phone
(860) 714-7945
Enumerated
Jun 20, 2012
Record last updated
May 7, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190910002194); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 114 Woodland St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carol Abbatiello, D.O.Emergency Medicine Physician1275579732
  2. Jonathan Abrams, MDAnesthesiology Physician1528010337
  3. Louisa Acca, PA-CPhysician Assistant1679265458
  4. Asad Akbar, DPMPodiatrist1851978258
  5. Yahya Al-Mezrakchi, MDHospitalist Physician1932594603
  6. Nicole Alex, APRNNurse Practitioner1497424527

Verify Erin Greenberg Hartnett in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 62697
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

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44% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024

110 Medicare Part D claims for 40 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Erin Hartnett110
  2. Specialty average195

Most prescribed

  1. Clobetasol Propionate12 claims
  2. Dexamethasone12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $127.35

1 payment: food and beverage; the largest payer was Genmab U.S., Inc. The 1,199 providers of this specialty with any payment received $6,387.20 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Erin Hartnett$127.35
  2. Specialty average$6,387.20

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Trinity Health OF New England Provider Network Organization IncHartford, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Erin Greenberg Hartnett among 27 gynecologic oncology physician records in Connecticut

Erin Greenberg Hartnett, MD is one of 27 gynecologic oncology physician records with a practice address in Connecticut. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 67% of them.

  • NPI issued2012 · 67% of these records are older, 26% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2012 · median 2006 among the 20 with a school on file
  • Record last updated2019 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0201X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gynecologic Oncology Physician providers in Connecticut

There are 27 gynecologic oncology physician records in Connecticut.

The 8 gynecologic oncology physician records with the nearest ZIP codes

  1. Divya Gupta, MDHartford, CT 061051134209695
  2. Karyn Hansen, MDHartford, CT 061051700020062
  3. Melissa Henretta, MD, MPHHartford, CT 061051518175173
  4. Allan Mayer, DOHartford, CT 061051437153012
  5. Beth Nelson, MDHartford, CT 061051093711954
  6. Phillip Roland, MDHartford, CT 061051780679969
  7. Rose Emlein, MDHartford, CT 061061750023909
  8. Marguerite Palisoul, MDHartford, CT 061061235425521

Common questions

What is Erin Greenberg Hartnett, MD's NPI number?

Erin Greenberg Hartnett, MD's National Provider Identifier (NPI) is 1508129081, issued on Jun 20, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Erin Greenberg Hartnett, MD located?

The NPPES record lists a practice address at 114 Woodland St, Hartford, CT, 06105. Phone: (860) 714-7945. Providers update this record themselves, so call before visiting.

How can I verify Erin Greenberg Hartnett, MD's license?

NPPES lists Connecticut license number 62697, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Erin Greenberg Hartnett, MD prescribe under Medicare Part D?

In 2024, Erin Greenberg Hartnett, MD had 110 Medicare Part D claims for 40 beneficiaries; the average among gynecologic oncology physician prescribers was 195. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.