Dr. Lilliam I. Monllor, MD
- Medicare services, 2021
- 14
- Part D claims, 2024
- 723
- Hospital affiliations
- 1
- Industry payments
- $84
- Medical groups
- 3
- Practice address
- 70 Cll Santa Cruz, Bayamon, PR 00959
- Practice phone
- Call (787) 620-4747
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hospital Hima - San Pablo Bayamon
Bayamon, Puerto Rico
Find Dr. Monllor's professional email, personal email and mobile number
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Dr. Lilliam I. Monllor is a general practice physician in Bayamon, Puerto Rico
Dr. Monllor practices at Hospital Hima - San Pablo Bayamon in Bayamon, Puerto Rico.
Dr. Monllor's NPI, 1962446187, was assigned on June 16, 2006. Dr. Monllor holds Puerto Rico license 15024.
- NPI
- 1962446187NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941269476
- NPI enumeration date
- June 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 620-4747
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lilliam I. Monllor practices at Hospital Hima - San Pablo Bayamon in Bayamon, Puerto Rico
Dr. Monllor's primary practice is Hospital Hima - San Pablo Bayamon, at 70 Cll Santa Cruz, Bayamon, PR 00959 in Bayamon County. The practice phone is (787) 620-4747.
- Hospital Hima - San Pablo Bayamon70 Cll Santa Cruz, Bayamon, PR 00959 · Bayamon CountyPhone(787) 620-4747
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lilliam I. Monllor is affiliated with 3 sites of care and 3 medical groups
Dr. Monllor's primary practice is Hospital Hima - San Pablo Bayamon in Bayamon, Puerto Rico. Dr. Monllor is also affiliated with Hospital Auxilio Mutuo San Pablo. The medical group on file is HIMA San Pablo Caguas Hospital. Dmand AI also links Dr. Monllor to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lilliam I. Monllor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Monllor practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital Hima - San Pablo Bayamon | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lilliam I. Monllor is one of 2,604 general practice physicians in Puerto Rico
General practice is Dr. Monllor's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Monllor is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Dr. Monllor
Counts of general practice physicians 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. Lilliam I. Monllor billed Medicare for 14 services in 2021
CMS data shows 14 Medicare services from Dr. Monllor across 1 procedure code in 2021. Medicare paid $2,247 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Monllor's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 232021: 1439%
Dr. Monllor compared with the Puerto Rico median for general practice physicians, 2021
- Dr. Monllor
- Puerto Rico median
- Medicare services
- 14vs 3459% below
- Part D claims
- 399vs 73546% below
Medians across 3,001 general practice physicians in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Monllor's most billed Medicare procedure codes, 2021
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
Dr. Lilliam I. Monllor's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Monllor's median patient age at 69, with 63% women.
Dr. Monllor's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women63%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Lilliam I. Monllor wrote 723 Medicare Part D claims in 2024
In 2024, Dr. Monllor wrote 723 Medicare Part D claims for 244 patients. 91% of them were for generic drugs. CMS names the drug for 399 of them, across 21 drugs with 11 or more claims each, at $5,854 in total drug cost. In 2023, CMS named 219 claims across 13 drugs.
Dr. Monllor's Part D claims by kind of drug, 2024
- Generic658 claims91%
- Brand-name and other65 claims9%
Dr. Monllor'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. Monllor's Part D claims, 2024
- Antibiotics13%94 of 723 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: 2192024: 39982%
Drugs named by CMS: 21 in 2024, 13 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
How Dr. Lilliam I. Monllor takes part in Medicare
Dr. Monllor 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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Dr. Lilliam I. Monllor received $84 in industry payments from 2017 to 2020
CMS Open Payments shows 4 general payments to Dr. Monllor from 2 drug and device companies from 2017 to 2020. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $60.
General payments to Dr. Monllor by program year, 2017 to 2020
Companies that paid Dr. Monllor the most, 2017 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Lilliam I. Monllor'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 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 Data |
| 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) |
| 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. Lilliam I. Monllor
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. Lilliam I. Monllor's NPI number?
Dr. Lilliam I. Monllor's NPI number is 1962446187. It was assigned on June 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lilliam I. Monllor?
Dr. Lilliam I. Monllor is a general practice physician in Bayamon, Puerto Rico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Lilliam I. Monllor practice?
Dr. Monllor practices at 70 Cll Santa Cruz, Bayamon, PR 00959. Dr. Monllor's primary practice is Hospital Hima - San Pablo Bayamon in Bayamon, Puerto Rico. Dmand AI also links Dr. Monllor to 2 medical groups and 1 group practice or clinic.
What is Dr. Lilliam I. Monllor's office phone number?
The practice phone on file for Dr. Monllor is (787) 620-4747.
What is Dr. Lilliam I. Monllor's medical license number?
Dr. Monllor holds Puerto Rico license 15024.
Which hospitals is Dr. Lilliam I. Monllor affiliated with?
Dr. Monllor is affiliated with Hospital Auxilio Mutuo San Pablo.
What medical group is Dr. Lilliam I. Monllor part of?
Dr. Monllor is linked to HIMA San Pablo Caguas Hospital. Dmand AI links Dr. Monllor to 2 more medical groups.
Does Dr. Lilliam I. Monllor accept Medicare?
Yes. CMS data shows Dr. Monllor billed Medicare for 14 services in 2021, and Dr. Monllor accepts Medicare assignment.
What services does Dr. Lilliam I. Monllor bill to Medicare?
In 2021, Dr. Monllor's most billed Medicare services were hospital inpatient care (99223).
What drugs does Dr. Lilliam I. Monllor prescribe most?
In 2024 Medicare Part D data, Dr. Monllor's most prescribed drugs by claims were Levofloxacin, Pantoprazole Sodium and Diclofenac Potassium.
Has Dr. Lilliam I. Monllor received payments from drug or device companies?
CMS Open Payments shows $84 in general payments to Dr. Monllor from 2 companies from 2017 to 2020. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Lilliam I. Monllor been practicing?
Dr. Monllor graduated from medical school in 1990, 36 years ago.
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