Dr. Reena Mary Thomas, MD
- Medicare services, 2024
- 1,572
- Medicare patients, 2024
- 411
- Part D claims, 2024
- 2,073
- Publications
- 1
- MIPS score, 2024
- 99
- Practice address
- 205 Steeple Chase Dr, Prince Frederick, MD 20678
- Practice phone
- Call (443) 968-4143
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Patuxent Endocrinology Associates
Primary care practice · Prince Frederick, Maryland
Find Dr. Thomas' 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. Reena Mary Thomas is an endocrinologist in Prince Frederick, Maryland
Dr. Thomas practices at Patuxent Endocrinology Associates in Prince Frederick, Maryland.
Dr. Thomas' NPI, 1154640423, was assigned on May 25, 2010. Dr. Thomas holds Maryland license D0079447.
- NPI
- 1154640423NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092964601
- NPI enumeration date
- May 25, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (443) 968-4143
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Reena Mary Thomas practices at Patuxent Endocrinology Associates in Prince Frederick, Maryland
Dr. Thomas' primary practice is Patuxent Endocrinology Associates, at 205 Steeple Chase Dr, Prince Frederick, MD 20678. The practice phone is (443) 968-4143.
- Patuxent Endocrinology Associates205 Steeple Chase Dr, Prince Frederick, MD 20678Phone(443) 968-4143
Source: Dmand AI Affiliation Data
Dr. Reena Mary Thomas is affiliated with 2 sites of care and 1 medical group
Dr. Thomas' primary practice is Patuxent Endocrinology Associates in Prince Frederick, Maryland. Dr. Thomas is also affiliated with CalvertHealth Medical Center. The medical group on file is Patuxent Endocrinology Associates.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Reena Mary Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Patuxent Endocrinology Associates | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Reena Mary Thomas is one of 248 endocrinologists in Maryland
Endocrinology, diabetes and metabolism is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Thomas is licensed in Maryland.
Specialties and state licenses
- Endocrinology, diabetes and metabolism, MarylandPrimary
Endocrinologists near Dr. Thomas
Counts of endocrinologists 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. Reena Mary Thomas billed Medicare for 1,572 services in 2024
CMS data shows 1,572 Medicare services from Dr. Thomas across 9 procedure codes in 2024, for 411 Medicare patients. Medicare paid $125,975 for them. Every service was in an office.
Dr. Thomas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0212024: 1,0816%
- Tests and treatments
- 2023: 1502024: 25671%
- Imaging
- 2023: 662024: 10864%
- Other services
- 2023: 02024: 106
- Surgery
- 2023: 02024: 21
Dr. Thomas compared with the Maryland median for endocrinologists, 2024
- Dr. Thomas
- Maryland median
- Medicare services
- 1,572vs 86981% above
- Medicare patients
- 411vs 32427% above
- Part D claims
- 1,832vs 1,21351% above
Medians across 227 endocrinologists in Maryland with Dmand AI profiles that report each measure.
Dr. Thomas' 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.
Need commercial claims for Dr. Thomas?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thomas and other endocrinologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Reena Mary Thomas treated 411 Medicare patients in 2024, average age 74
CMS counts 411 Medicare patients who saw Dr. Thomas in 2024. The largest group is 65 to 74, with 197 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Thomas' median patient age at 64, with 69% women.
Dr. Thomas' Medicare patients by age, 2024
Dr. Thomas' Medicare patients by sex, 2024
- Women25763%
- Men15437%
Chronic conditions among Dr. Thomas' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes61%
- Arthritis51%
- Ischemic heart disease37%
- Chronic kidney disease33%
- Anxiety25%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women69%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Reena Mary Thomas wrote 2,073 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 2,073 Medicare Part D claims for 268 patients. 43% of them were for generic drugs. CMS names the drug for 1,832 of them, across 35 drugs with 11 or more claims each, at $817,791 in total drug cost. In 2023, CMS named 1,534 claims across 28 drugs.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic897 claims43%
- Brand-name998 claims48%
- Other178 claims9%
Dr. Thomas' 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,5342024: 1,83219%
Drugs named by CMS: 35 in 2024, 28 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. Reena Mary Thomas scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Thomas for performance year 2024, reported individually. Dr. Thomas accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Thomas as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Thomas' MIPS scores, performance year 2024
- 99of 100Final score
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Reena Mary Thomas has 1 publication on record
Dmand AI links 1 paper to Dr. Thomas. Dr. Thomas' most frequent co-authors are Leonor Corsino, MD and Ewa Ruel, MD.
Dr. Thomas' most frequent co-authors
- Leonor Corsino, MD1 shared paper
- Ewa Ruel, MD1 shared paper
Recent publications by Dr. Thomas
See who Dr. Thomas researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Thomas works with, so you can find a warm path to the right endocrinologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Reena Mary Thomas received $436 in industry payments from 2016 to 2025
CMS Open Payments shows 21 general payments to Dr. Thomas from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 93% of the total. Novo Nordisk Inc paid the most, $99.
General payments to Dr. Thomas by program year, 2016 to 2025
General payments to Dr. Thomas by kind, 2016 to 2025
- Food and beverage$40393%
- Education$327%
Companies that paid Dr. Thomas 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. Reena Mary Thomas'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 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) |
| 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. Reena Mary Thomas
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. Reena Mary Thomas' NPI number?
Dr. Reena Mary Thomas' NPI number is 1154640423. It was assigned on May 25, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Reena Mary Thomas?
Dr. Reena Mary Thomas is an endocrinologist in Prince Frederick, Maryland. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).
Where does Dr. Reena Mary Thomas practice?
Dr. Thomas practices at 205 Steeple Chase Dr, Prince Frederick, MD 20678. Dr. Thomas' primary practice is Patuxent Endocrinology Associates in Prince Frederick, Maryland.
What is Dr. Reena Mary Thomas' office phone number?
The practice phone on file for Dr. Thomas is (443) 968-4143.
What is Dr. Reena Mary Thomas' medical license number?
Dr. Thomas holds Maryland license D0079447.
Which hospitals is Dr. Reena Mary Thomas affiliated with?
Dr. Thomas is affiliated with CalvertHealth Medical Center.
What medical group is Dr. Reena Mary Thomas part of?
Dr. Thomas is linked to Patuxent Endocrinology Associates.
Does Dr. Reena Mary Thomas accept Medicare?
Yes. CMS data shows Dr. Thomas billed Medicare for 1,572 services in 2024, and Dr. Thomas accepts Medicare assignment.
Does Dr. Reena Mary Thomas offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Thomas as offering telehealth services.
What is Dr. Reena Mary Thomas' MIPS score?
Dr. Thomas' MIPS final score for performance year 2024 is 99 out of 100, reported individually.
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How many Medicare patients does Dr. Reena Mary Thomas see?
CMS counts 411 Medicare patients who saw Dr. Thomas in 2024, with an average age of 74.
What services does Dr. Reena Mary Thomas bill to Medicare?
In 2024, Dr. Thomas' most billed Medicare services were office visit, established patient (99214), medical service (95251) and office visit, established patient (99215).
What drugs does Dr. Reena Mary Thomas prescribe most?
In 2024 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Levothyroxine Sodium, Glipizide and Synthroid.
Has Dr. Reena Mary Thomas received payments from drug or device companies?
CMS Open Payments shows $436 in general payments to Dr. Thomas from 15 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Reena Mary Thomas been practicing?
Dr. Thomas graduated from medical school in 1995, 31 years ago.
Does Dr. Reena Mary Thomas do research?
Dmand AI links 1 publication to Dr. Thomas.
Who does Dr. Reena Mary Thomas publish with?
Dr. Thomas' most frequent co-authors are Leonor Corsino, MD (1 shared paper) and Ewa Ruel, MD (1 shared paper).
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