Monica E. Fellenz, PA

  • Irving, NY
  • Physician assistant
NPI1043305246PAC ID2062420789
Medicare services, 2024
72
Medicare patients, 2024
43
Part D claims, 2024
4,734
Hospital affiliations
1
Medical group
1
Practice address
1510 Rt 438, Irving, NY 14081
Practice phone
Call (716) 532-5882
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cattaraugus Territory Health Center - Irving

FQHC - Main Site · Irving, New York

See all 3 affiliations

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Monica E. Fellenz is a physician assistant in Irving, New York

Monica Fellenz practices at Cattaraugus Territory Health Center - Irving in Irving, New York.

Monica Fellenz's NPI, 1043305246, was assigned on October 4, 2006. Monica Fellenz holds New York license 008548.

NPI and contact details
Medicare PAC ID
2062420789
NPI enumeration date
October 4, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(716) 532-5882
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
51
Medical school graduation
2001

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

Monica E. Fellenz practices at 2 locations in Irving, New York

Monica Fellenz's primary practice is Cattaraugus Territory Health Center - Irving, at 1510 Rt 438, Irving, NY 14081. The practice phone is (716) 532-5882. Monica Fellenz also practices at Cattaraugus Territory Health Center, 36 Thomas Indian School Dr, Irving, NY 14081.

  • Cattaraugus Territory Health Center - IrvingPrimary
    1510 Rt 438, Irving, NY 14081Phone(716) 532-5882
  • Cattaraugus Territory Health Center
    36 Thomas Indian School Dr, Irving, NY 14081 · Chautauqua CountyPhone(716) 532-5582

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Monica E. Fellenz is affiliated with 2 sites of care and 1 medical group

Monica Fellenz's primary practice is Cattaraugus Territory Health Center - Irving in Irving, New York. Monica Fellenz is also affiliated with Brooks-TLC Hospital System. The medical group on file is Seneca Nation Health System.

See all 3 affiliations for Monica Fellenz

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

Dmand AI tracks the EHR system at Monica E. Fellenz's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Monica Fellenz practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cattaraugus Territory Health Center - IrvingAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Monica E. Fellenz is one of 11,456 physician assistants in New York

Physician assistant is Monica Fellenz's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Monica Fellenz is licensed in New York.

Specialties and state licenses

  • Physician assistant, New YorkPrimaryLicense 008548 · taxonomy 363A00000X

Clinical focus

Dmand AI lists acute sinusitis, acute skin infection, anxiety, bronchitis, chest wall injury, contact dermatitis, diabetic emergency and ear eustachian tube disorders among the conditions Monica Fellenz treats.

Physician assistants near Monica Fellenz

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

11,456physician assistants in New York
2physician assistants in Irving

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Monica E. Fellenz billed Medicare for 72 services in 2024

CMS data shows 72 Medicare services from Monica Fellenz across 2 procedure codes in 2024, for 43 Medicare patients. Medicare paid $332 for them. Every service was in an office.

Medicare services, 202472
Medicare patients43
Paid by Medicare$332
Procedure codes2

Monica Fellenz compared with the New York median for physician assistants, 2024

  • Monica Fellenz
  • New York median
Medicare services
72vs 17659% below
Medicare patients
43vs 7845% below
Part D claims
4,247vs 24517.3 times

Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.

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

Monica E. Fellenz treated 43 Medicare patients in 2024, average age 68

CMS counts 43 Medicare patients who saw Monica Fellenz in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have diabetes, and 75% have high blood pressure. 51% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Monica Fellenz's median patient age at 57, with 75% women.

Medicare patients, 202443
Average age68
Average risk score1.12
Also on Medicaid51%

Monica Fellenz's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Monica Fellenz's Medicare patients by sex, 2024

  • Women2865%
  • Men1535%

Chronic conditions among Monica Fellenz's Medicare patients, 2024

  1. Diabetes75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis26%
  5. Chronic kidney disease26%
  6. Ischemic heart disease26%

Share of Medicare patients with each condition. A patient can have several.

Monica Fellenz's patients across all payers

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

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women75%
  • Men25%

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

Monica E. Fellenz wrote 4,734 Medicare Part D claims in 2024

In 2024, Monica Fellenz wrote 4,734 Medicare Part D claims for 171 patients. 80% of them were for generic drugs. CMS names the drug for 4,247 of them, across 82 drugs with 11 or more claims each, at $370,885 in total drug cost.

Part D claims, 20244,734
Drugs named by CMS82
Total drug cost$370,885
Part D patients171

Monica Fellenz's Part D claims by kind of drug, 2024

  • Generic3,797 claims80%
  • Brand-name809 claims17%
  • Other128 claims3%

Monica Fellenz'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 Monica Fellenz's Part D claims, 2024

  • Opioids2%85 of 4,734 claims
  • Antibiotics1%36 of 4,734 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Monica Fellenz

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 Monica E. Fellenz takes part in Medicare

Monica Fellenz 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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Sources for Monica E. Fellenz'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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)
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 Monica E. Fellenz

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Monica E. Fellenz's NPI number?

Monica E. Fellenz's NPI number is 1043305246. It was assigned on October 4, 2006, and it is active in the NPI Registry.

What does Monica E. Fellenz specialize in?

Monica E. Fellenz is a physician assistant in Irving, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Monica E. Fellenz practice?

Monica Fellenz practices at 1510 Rt 438, Irving, NY 14081. Monica Fellenz also practices at 36 Thomas Indian School Dr, Irving, NY 14081. Monica Fellenz's primary practice is Cattaraugus Territory Health Center - Irving in Irving, New York.

What is Monica E. Fellenz's office phone number?

The practice phone on file for Monica Fellenz is (716) 532-5882.

What is Monica E. Fellenz's medical license number?

Monica Fellenz holds New York license 008548.

Which hospitals is Monica E. Fellenz affiliated with?

Monica Fellenz is affiliated with Brooks-TLC Hospital System.

What medical group is Monica E. Fellenz part of?

Monica Fellenz is linked to Seneca Nation Health System.

Does Monica E. Fellenz accept Medicare?

Yes. CMS data shows Monica Fellenz billed Medicare for 72 services in 2024, and Monica Fellenz accepts Medicare assignment.

How many Medicare patients does Monica E. Fellenz see?

CMS counts 43 Medicare patients who saw Monica Fellenz in 2024, with an average age of 68.

What services does Monica E. Fellenz bill to Medicare?

In 2024, Monica Fellenz's most billed Medicare services were lab and pathology test (82962) and lab and pathology test (83036).

What drugs does Monica E. Fellenz prescribe most?

In 2024 Medicare Part D data, Monica Fellenz's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Levothyroxine Sodium.

How long has Monica E. Fellenz been practicing?

Monica Fellenz graduated from medical school in 2001, 25 years ago.

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