Dr. Lorrie A. Penfield, MD
- Medicare services, 2024
- 416
- Medicare patients, 2024
- 148
- Part D claims, 2024
- 8,951
- Publications
- 2
- MIPS score, 2024
- 80
- Practice address
- 600 Roe Avenue, Elmira, NY 14905
- Practice phone
- Call (607) 737-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Penfield's professional email, personal email and mobile number
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Dr. Lorrie A. Penfield is an internist in Elmira, New York
Dr. Penfield practices at Arnot Ogden Medical Center in Elmira, New York, part of Centralus Health.
Dr. Penfield's NPI, 1477563781, was assigned on August 9, 2006. Dr. Penfield graduated from SUNY Upstate Medical University in 1984. Dr. Penfield holds New York license 170043.
- NPI
- 1477563781NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345382925
- NPI enumeration date
- August 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (607) 737-4100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lorrie A. Penfield practices at Arnot Ogden Medical Center in Elmira, New York
Dr. Penfield's primary practice is Arnot Ogden Medical Center, at 600 Roe Avenue, Elmira, NY 14905 in Chemung County. The practice phone is (607) 737-4100.
- Arnot Ogden Medical Center600 Roe Avenue, Elmira, NY 14905 · Chemung CountyPhone(607) 737-4100
Source: Dmand AI Affiliation Data
Dr. Lorrie A. Penfield is affiliated with 7 sites of care and 5 medical groups
Dr. Penfield's primary practice is Arnot Ogden Medical Center in Elmira, New York, part of Centralus Health. The medical group on file is Arnot Ogden Medical Center. Dmand AI also links Dr. Penfield to 4 more group practices and clinics, 4 medical groups, 1 home health agency and 1 hospice, each named with a free account. Dr. Penfield's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lorrie A. Penfield's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Penfield practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arnot Ogden Medical Center | Available with a free account |
| +6 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lorrie A. Penfield is one of 9,643 internists in New York
Internal medicine is Dr. Penfield's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Penfield is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Penfield
Counts of internists 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. Lorrie A. Penfield billed Medicare for 416 services in 2024
CMS data shows 416 Medicare services from Dr. Penfield across 3 procedure codes in 2024, all of them office visits, for 148 Medicare patients. Medicare paid $28,427 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Penfield's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4242024: 4162%
- Other services
- 2023: 132024: 0100%
Dr. Penfield compared with the New York median for internists, 2024
- Dr. Penfield
- New York median
- Medicare services
- 416vs 426Close to median
- Medicare patients
- 148vs 1586% below
- Part D claims
- 8,222vs 62213.2 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Penfield'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Penfield and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lorrie A. Penfield treated 148 Medicare patients in 2024, average age 73
CMS counts 148 Medicare patients who saw Dr. Penfield in 2024. The largest group is 65 to 74, with 61 patients. 70% of them have high blood pressure, and 68% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Penfield's median patient age at 68, with 67% women.
Dr. Penfield's Medicare patients by age, 2024
Dr. Penfield's Medicare patients by sex, 2024
- Women9967%
- Men4933%
Chronic conditions among Dr. Penfield's Medicare patients, 2024
- High blood pressure70%
- High cholesterol68%
- Arthritis36%
- Anxiety30%
- Diabetes29%
- Mood disorders23%
- COPD18%
- Ischemic heart disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Penfield'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
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lorrie A. Penfield wrote 8,951 Medicare Part D claims in 2024
In 2024, Dr. Penfield wrote 8,951 Medicare Part D claims for 439 patients. 90% of them were for generic drugs. CMS names the drug for 8,222 of them, across 156 drugs with 11 or more claims each, at $623,129 in total drug cost. In 2023, CMS named 8,276 claims across 149 drugs.
Dr. Penfield's Part D claims by kind of drug, 2024
- Generic8,057 claims90%
- Brand-name856 claims10%
- Other38 claims0%
Dr. Penfield'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. Penfield's Part D claims, 2024
- Opioids5%489 of 8,951 claims
- Antibiotics4%350 of 8,951 claims
- Antipsychotics, patients 65 and over1%46 of 8,951 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: 8,2762024: 8,2221%
Drugs named by CMS: 156 in 2024, 149 in 2023.
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. Lorrie A. Penfield scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Penfield for performance year 2024, reported as part of a group. Dr. Penfield accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Penfield's MIPS scores, performance year 2024
- 80of 100Final score
- 46.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Lorrie A. Penfield has 2 publications on record
Dmand AI links 2 papers to Dr. Penfield in 2024. 2024 was the busiest year, with 2. Dr. Penfield has published most often in Cureus.
Recent publications by Dr. Penfield
See who Dr. Penfield researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Penfield works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lorrie A. Penfield received $3,638 in industry payments from 2016 to 2024
CMS Open Payments shows 226 general payments to Dr. Penfield from 28 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $614.
General payments to Dr. Penfield by program year, 2016 to 2024
General payments to Dr. Penfield by kind, 2016 to 2024
- Food and beverage$3,627100%
- Education$110%
Companies that paid Dr. Penfield the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lorrie A. Penfield graduated from SUNY Upstate Medical University
Dr. Penfield graduated from SUNY Upstate Medical University in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lorrie A. Penfield's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Lorrie A. Penfield
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. Lorrie A. Penfield's NPI number?
Dr. Lorrie A. Penfield's NPI number is 1477563781. It was assigned on August 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lorrie A. Penfield?
Dr. Lorrie A. Penfield is an internist in Elmira, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lorrie A. Penfield practice?
Dr. Penfield practices at 600 Roe Avenue, Elmira, NY 14905. Dr. Penfield's primary practice is Arnot Ogden Medical Center in Elmira, New York, part of Centralus Health. Dmand AI also links Dr. Penfield to 4 group practices and clinics, 4 medical groups, 1 home health agency and 1 hospice.
What is Dr. Lorrie A. Penfield's office phone number?
The practice phone on file for Dr. Penfield is (607) 737-4100.
What is Dr. Lorrie A. Penfield's medical license number?
Dr. Penfield holds New York license 170043.
Which hospitals is Dr. Lorrie A. Penfield affiliated with?
Dr. Penfield practices at Arnot Ogden Medical Center in Elmira, New York.
What medical group is Dr. Lorrie A. Penfield part of?
Dr. Penfield is linked to Arnot Ogden Medical Center. Dmand AI links Dr. Penfield to 4 more medical groups.
Does Dr. Lorrie A. Penfield accept Medicare?
Yes. CMS data shows Dr. Penfield billed Medicare for 416 services in 2024, and Dr. Penfield accepts Medicare assignment.
What is Dr. Lorrie A. Penfield's MIPS score?
Dr. Penfield's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Lorrie A. Penfield see?
CMS counts 148 Medicare patients who saw Dr. Penfield in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
What services does Dr. Lorrie A. Penfield bill to Medicare?
In 2024, Dr. Penfield's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
Where did Dr. Lorrie A. Penfield go to medical school?
Dr. Penfield graduated from SUNY Upstate Medical University in 1984.
What drugs does Dr. Lorrie A. Penfield prescribe most?
In 2024 Medicare Part D data, Dr. Penfield's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Gabapentin.
Has Dr. Lorrie A. Penfield received payments from drug or device companies?
CMS Open Payments shows $3,638 in general payments to Dr. Penfield from 28 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Lorrie A. Penfield been practicing?
Dr. Penfield graduated from medical school in 1984, 42 years ago.
Does Dr. Lorrie A. Penfield do research?
Dmand AI links 2 publications to Dr. Penfield.
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