Colleen Hazlett-Obrien, D.O.
Hospice and Palliative Medicine (Family Medicine) Physician · Lancaster, PA
Colleen Hazlett-Obrien, D.O. is a hospice and palliative medicine (family medicine) physician with a practice address in Lancaster, Pennsylvania, and NPI 1487016648, issued on Mar 25, 2016. Check the license (Pennsylvania OS020511, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Colleen Hazlett-Obrien
- Credential
- D.O.
- Primary taxonomy
- Hospice and Palliative Medicine (Family Medicine) Physician 207QH0002X
- License number
- OS020511 PA
Self-reported in NPPES; status is on the state search - Practice location
- 685 Good Dr, Lancaster, PA 17601
- Phone
- (717) 735-3131
- Enumerated
- Mar 25, 2016
- Record last updated
- Apr 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200811004050); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hospice and palliative medicine (family medicine) physician records → All 47 in Pennsylvania → Look up another NPI →
Also registered at 685 Good Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ryan Delong, M.D.Family Medicine Physician1629134036
- Karli Fickes, CRNPFamily Nurse Practitioner1326513490
- Amy Goldston, CRNPNurse Practitioner1689820482
- Joan Harrold, MDInternal Medicine Physician1215935580
- Paige HuberHospice Registered Nurse1871414953
- Mary Johnson, MDInternal Medicine Physician1932596764
Verify Colleen Hazlett-Obrien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS020511Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average hospice and palliative medicine (family medicine) physician in 2024
166 Medicare Part D claims for 33 beneficiaries, against an average of 1,129 among the 731 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 64 claims were for opioids.
Most prescribed
- Fentanyl24 claims
- Morphine Sulfate15 claims
- Hydromorphone Hcl12 claims
- Diazepam11 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.
Bills Medicare through one group practice
- Palliative Medicine ConsultantsLancaster, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Colleen Hazlett-Obrien among 47 hospice and palliative medicine (family medicine) physician records in Pennsylvania
Colleen Hazlett-Obrien, D.O. is one of 47 hospice and palliative medicine (family medicine) physician records with a practice address in Pennsylvania. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 72% of them.
- NPI issued2016 · 72% of these records are older, 26% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 49% of these records are
- Graduated2016 · median 2011 among the 23 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QH0002X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospice and Palliative Medicine (Family Medicine) Physician providers in Pennsylvania
There are 47 hospice and palliative medicine (family medicine) physician records in Pennsylvania.
All 47 in Pennsylvania → Every provider in Lancaster → Hospice and Palliative Medicine (Family Medicine) Physician nationwide →
The 8 hospice and palliative medicine (family medicine) physician records with the nearest ZIP codes
- Alexander NesbittWilliamsport, PA 177011285695411
- Mellar Davis, MDDanville, PA 178221548224991
- William Kent, MDSaint Thomas, PA 172521578563318
- Anna Kent, DOMc Connellsburg, PA 172331104189612
- Ric Baxter, M.D.Bethlehem, PA 180151679683486
- Annelise Collier, M.D.Bethlehem, PA 180151417172461
- Oceana Hopkins, MDFountain Hill, PA 180151902596257
- Marlee Milkis, MDFountain Hill, PA 180151740809086
Common questions
What is Colleen Hazlett-Obrien, D.O.'s NPI number?
Colleen Hazlett-Obrien, D.O.'s National Provider Identifier (NPI) is 1487016648, issued on Mar 25, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Colleen Hazlett-Obrien, D.O. located?
The NPPES record lists a practice address at 685 Good Dr, Lancaster, PA, 17601. Phone: (717) 735-3131. Providers update this record themselves, so call before visiting.
How can I verify Colleen Hazlett-Obrien, D.O.'s license?
NPPES lists Pennsylvania license number OS020511, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Colleen Hazlett-Obrien, D.O. prescribe under Medicare Part D?
In 2024, Colleen Hazlett-Obrien, D.O. had 166 Medicare Part D claims for 33 beneficiaries; the average among hospice and palliative medicine (family medicine) physician prescribers was 1,129. 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.