Dr. Mayra Z. Negron-Monserrate, MD
- Medicare services, 2019
- 13
- Part D claims, 2024
- 412
- Industry payments
- $550
- Medical group
- 1
- State license
- 1
- Practice address
- 405 De Diego, San Juan, PR 00923
- Practice phone
- Call (787) 504-0115
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Medical group
Find Dr. Negron-Monserrate'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.
Dr. Mayra Z. Negron-Monserrate is a general practice physician in San Juan, Puerto Rico
Dr. Negron-Monserrate practices with HIMA San Pablo Caguas Hospital, a medical group.
Dr. Negron-Monserrate's NPI, 1952434334, was assigned on March 14, 2007. Dr. Negron-Monserrate holds Puerto Rico license 9340.
- NPI
- 1952434334NPI Registry (opens in a new tab)
- NPI enumeration date
- March 14, 2007
- NPI status
- Active
- Practice phone
- (787) 504-0115
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Mayra Z. Negron-Monserrate's practice address is in San Juan, Puerto Rico
Dr. Negron-Monserrate's practice address in the NPI Registry is 405 De Diego, San Juan, PR 00923, in San Juan County. The practice phone is (787) 504-0115.
- NPI Registry address405 De Diego, San Juan, PR 00923 · San Juan CountyPhone(787) 504-0115
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mayra Z. Negron-Monserrate is affiliated with 1 medical group
Dr. Negron-Monserrate is part of HIMA San Pablo Caguas Hospital, a medical group in Caguas, Puerto Rico.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mayra Z. Negron-Monserrate's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Negron-Monserrate practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HIMA San Pablo Caguas Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mayra Z. Negron-Monserrate is one of 2,604 general practice physicians in Puerto Rico
General practice is Dr. Negron-Monserrate's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Negron-Monserrate is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Dr. Negron-Monserrate
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. Mayra Z. Negron-Monserrate billed Medicare for 13 services in 2019
CMS data shows 13 Medicare services from Dr. Negron-Monserrate across 1 procedure code in 2019. Medicare paid $594 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Negron-Monserrate's Medicare services by type, 2016 to 2019
- 2016
- 2019
- Office and hospital visits
- 2016: 132019: 13No change
Dr. Negron-Monserrate compared with the Puerto Rico median for general practice physicians, 2019
- Dr. Negron-Monserrate
- Puerto Rico median
- Medicare services
- 13vs 3462% below
- Part D claims
- 160vs 73578% below
Medians across 3,001 general practice physicians in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Negron-Monserrate's most billed Medicare procedure codes, 2019
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. Negron-Monserrate and other general practice physicians in Puerto Rico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mayra Z. Negron-Monserrate's patients have a median age of 79
Across all payers, Dmand AI patient panel data puts Dr. Negron-Monserrate's median patient age at 79, with 50% women.
Dr. Negron-Monserrate's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Mayra Z. Negron-Monserrate wrote 412 Medicare Part D claims in 2024
In 2024, Dr. Negron-Monserrate wrote 412 Medicare Part D claims for 20 patients. 86% of them were for generic drugs. CMS names the drug for 160 of them, across 8 drugs with 11 or more claims each, at $9,672 in total drug cost. In 2022, CMS named 46 claims across 3 drugs.
Dr. Negron-Monserrate's Part D claims by kind of drug, 2024
- Generic355 claims86%
- Brand-name and other57 claims14%
Dr. Negron-Monserrate'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.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 462024: 160248%
Drugs named by CMS: 8 in 2024, 3 in 2022.
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
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Dr. Mayra Z. Negron-Monserrate received $550 in industry payments from 2016 to 2025
CMS Open Payments shows 9 general payments to Dr. Negron-Monserrate from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $242.
General payments to Dr. Negron-Monserrate by program year, 2016 to 2025
Companies that paid Dr. Negron-Monserrate the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mayra Z. Negron-Monserrate'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 | Dmand 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) |
| 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. Mayra Z. Negron-Monserrate
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. Mayra Z. Negron-Monserrate's NPI number?
Dr. Mayra Z. Negron-Monserrate's NPI number is 1952434334. It was assigned on March 14, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mayra Z. Negron-Monserrate?
Dr. Mayra Z. Negron-Monserrate is a general practice physician in San Juan, Puerto Rico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Mayra Z. Negron-Monserrate practice?
Dr. Negron-Monserrate practices at 405 De Diego, San Juan, PR 00923. Dr. Negron-Monserrate's primary practice is HIMA San Pablo Caguas Hospital, a medical group.
What is Dr. Mayra Z. Negron-Monserrate's office phone number?
The practice phone on file for Dr. Negron-Monserrate is (787) 504-0115.
What is Dr. Mayra Z. Negron-Monserrate's medical license number?
Dr. Negron-Monserrate holds Puerto Rico license 9340.
What medical group is Dr. Mayra Z. Negron-Monserrate part of?
Dr. Negron-Monserrate is part of HIMA San Pablo Caguas Hospital in Caguas, Puerto Rico.
Does Dr. Mayra Z. Negron-Monserrate accept Medicare?
Yes. CMS data shows Dr. Negron-Monserrate billed Medicare for 13 services in 2019.
What services does Dr. Mayra Z. Negron-Monserrate bill to Medicare?
In 2019, Dr. Negron-Monserrate's most billed Medicare services were emergency department visit (99283).
What drugs does Dr. Mayra Z. Negron-Monserrate prescribe most?
In 2024 Medicare Part D data, Dr. Negron-Monserrate's most prescribed drugs by claims were Gabapentin, Losartan Potassium and Atorvastatin Calcium.
Has Dr. Mayra Z. Negron-Monserrate received payments from drug or device companies?
CMS Open Payments shows $550 in general payments to Dr. Negron-Monserrate from 6 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Mayra Z. Negron-Monserrate been practicing?
Dr. Negron-Monserrate's NPI was assigned in 2007.
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