Jillian C. Lamarca, RPAC
- Medicare services, 2024
- 197
- Medicare patients, 2024
- 71
- Part D claims, 2024
- 4,368
- Hospital affiliations
- 2
- Industry payments
- $1,713
- Practice address
- 3950 E Robinson Rd, Buffalo, NY 14228
- Practice phone
- Call (716) 574-1111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Highgate Medical Group
Buffalo, New York
Find Jillian Lamarca's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Jillian C. Lamarca is a physician assistant in Buffalo, New York
Jillian Lamarca practices at Highgate Medical Group in Buffalo, New York.
Jillian Lamarca's NPI, 1891928750, was assigned on August 26, 2009. Jillian Lamarca holds New York license 013306-1.
- NPI
- 1891928750NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466589908
- NPI enumeration date
- August 26, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 574-1111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Jillian C. Lamarca practices at Highgate Medical Group in Buffalo, New York
Jillian Lamarca's primary practice is Highgate Medical Group, at 3950 E Robinson Rd, Buffalo, NY 14228 in Erie County. The practice phone is (716) 574-1111.
- Highgate Medical Group3950 E Robinson Rd, Buffalo, NY 14228 · Erie CountyPhone(716) 574-1111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jillian C. Lamarca is affiliated with 4 sites of care and 1 medical group
Jillian Lamarca's primary practice is Highgate Medical Group in Buffalo, New York. Jillian Lamarca is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. The medical group on file is Highgate Medical Group. Dmand AI also links Jillian Lamarca to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jillian C. Lamarca's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jillian Lamarca practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Highgate Medical Group | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Jillian C. Lamarca is one of 11,456 physician assistants in New York
Physician assistant is Jillian Lamarca's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Jillian Lamarca is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Jillian Lamarca is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Clinical focus
Dmand AI lists acute sinusitis, acute skin infection, asthma, chronic kidney disease, chronic obstructive pulmonary disease (COPD), chronic sinusitis, depression and diabetic emergency among the conditions Jillian Lamarca treats.
Physician assistants near Jillian Lamarca
Counts of physician assistants 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
Jillian C. Lamarca billed Medicare for 197 services in 2024
CMS data shows 197 Medicare services from Jillian Lamarca across 6 procedure codes in 2024, for 71 Medicare patients. Medicare paid $11,175 for them. Every service was in an office.
Jillian Lamarca's Medicare services by type, 2024
- Other services112
- Office and hospital visits72
- Tests and treatments13
Jillian Lamarca compared with the New York median for physician assistants, 2024
- Jillian Lamarca
- New York median
- Medicare services
- 197vs 17612% above
- Medicare patients
- 71vs 789% below
- Part D claims
- 3,638vs 24514.8 times
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Jillian Lamarca'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 Jillian Lamarca and other physician assistants in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Jillian C. Lamarca treated 71 Medicare patients in 2024, average age 72
CMS counts 71 Medicare patients who saw Jillian Lamarca in 2024. The largest group is 65 to 74, with 26 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jillian Lamarca's median patient age at 61, with 70% women.
Jillian Lamarca's Medicare patients by age, 2024
Jillian Lamarca's Medicare patients by sex, 2024
- Women5172%
- Men2028%
Chronic conditions among Jillian Lamarca's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Chronic kidney disease51%
- Mood disorders42%
- Anxiety41%
- Depression39%
- Ischemic heart disease35%
Share of Medicare patients with each condition. A patient can have several.
Jillian Lamarca's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women70%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Jillian C. Lamarca wrote 4,368 Medicare Part D claims in 2024
In 2024, Jillian Lamarca wrote 4,368 Medicare Part D claims for 652 patients. 82% of them were for generic drugs. CMS names the drug for 3,638 of them, across 98 drugs with 11 or more claims each, at $551,652 in total drug cost.
Jillian Lamarca's Part D claims by kind of drug, 2024
- Generic3,592 claims82%
- Brand-name729 claims17%
- Other47 claims1%
Jillian Lamarca'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 Jillian Lamarca's Part D claims, 2024
- Opioids2%102 of 4,368 claims
- Antibiotics4%158 of 4,368 claims
- Antipsychotics, patients 65 and over1%37 of 4,368 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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 Jillian C. Lamarca takes part in Medicare
Jillian Lamarca 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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Jillian C. Lamarca received $1,713 in industry payments in 2025
CMS Open Payments shows 97 general payments to Jillian Lamarca from 20 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $330.
Companies that paid Jillian Lamarca the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Jillian C. Lamarca is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Jillian C. Lamarca'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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 Jillian C. Lamarca
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jillian C. Lamarca's NPI number?
Jillian C. Lamarca's NPI number is 1891928750. It was assigned on August 26, 2009, and it is active in the NPI Registry.
What does Jillian C. Lamarca specialize in?
Jillian C. Lamarca is a physician assistant in Buffalo, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Jillian C. Lamarca practice?
Jillian Lamarca practices at 3950 E Robinson Rd, Buffalo, NY 14228. Jillian Lamarca's primary practice is Highgate Medical Group in Buffalo, New York. Dmand AI also links Jillian Lamarca to 1 hospital and 1 group practice or clinic.
What is Jillian C. Lamarca's office phone number?
The practice phone on file for Jillian Lamarca is (716) 574-1111.
What is Jillian C. Lamarca's medical license number?
Jillian Lamarca holds New York license 013306-1.
Which hospitals is Jillian C. Lamarca affiliated with?
Jillian Lamarca is affiliated with Buffalo General Medical Center/Gates Vascular Institute. Dmand AI links Jillian Lamarca to 1 more hospital.
What medical group is Jillian C. Lamarca part of?
Jillian Lamarca is linked to Highgate Medical Group.
Does Jillian C. Lamarca accept Medicare?
Yes. CMS data shows Jillian Lamarca billed Medicare for 197 services in 2024, and Jillian Lamarca accepts Medicare assignment.
How many Medicare patients does Jillian C. Lamarca see?
CMS counts 71 Medicare patients who saw Jillian Lamarca in 2024, with an average age of 72.
Is Jillian C. Lamarca board certified?
Yes. Jillian Lamarca is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Jillian C. Lamarca bill to Medicare?
In 2024, Jillian Lamarca's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G0444).
What drugs does Jillian C. Lamarca prescribe most?
In 2024 Medicare Part D data, Jillian Lamarca's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Levothyroxine Sodium.
Has Jillian C. Lamarca received payments from drug or device companies?
CMS Open Payments shows $1,713 in general payments to Jillian Lamarca from 20 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Jillian C. Lamarca been practicing?
Jillian Lamarca graduated from medical school in 2009, 17 years ago.
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