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Dr. Michael Mariano Rey, MD
NPI1932461548PAC ID6204134802
- Medicare services, 2024
- 481
- Medicare patients, 2024
- 170
- Part D claims, 2024
- 1,173
- Publications
- 28
- MIPS score, 2024
- 85
- Practice address
- 3400 Spruce St, Philadelphia, PA 19104
- Practice phone
- Call (215) 662-6289
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Michael Mariano Rey is a pulmonologist in Philadelphia, Pennsylvania
Dr. Rey practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania.
Dr. Rey's NPI, 1932461548, was assigned on June 10, 2012. Dr. Rey graduated from Perelman School of Med at the University of Pennsylvania in 2012. Dr. Rey holds Pennsylvania license MD459342.
NPI and contact details
- NPI
- 1932461548NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204134802
- NPI enumeration date
- June 10, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (215) 662-6289
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Mariano Rey practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania
Dr. Rey's primary practice is Hospital of the University of Pennsylvania, at 3400 Spruce St, Philadelphia, PA 19104 in Philadelphia County. The practice phone is (215) 662-6289.
- Hospital of the University of Pennsylvania3400 Spruce St, Philadelphia, PA 19104 · Philadelphia CountyPhone(215) 662-6289
Source: Dmand AI Affiliation Data
Dr. Michael Mariano Rey is affiliated with 6 sites of care and 1 medical group
Dr. Rey's primary practice is Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dr. Rey is also affiliated with Penn Presbyterian Medical Center. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Rey to 3 more hospitals and 1 group practice or clinic, each named with a free account.
Penn Presbyterian Medical CenterPenn Medicine Lancaster General Health3 hospitalsNames with a free account1 group practice or clinicName with a free account
See all 7 affiliations for Dr. ReySources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Mariano Rey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rey practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital of the University of Pennsylvania | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Michael Mariano Rey is one of 650 pulmonologists in Pennsylvania
Pulmonary disease is Dr. Rey's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Rey is licensed in Pennsylvania.
Specialties and state licenses
- Pulmonary disease, PennsylvaniaPrimary
Pulmonologists near Dr. Rey
Counts of pulmonologists with a Dmand AI profile, by place and practice. Each opens the list.
650pulmonologists in Pennsylvania155pulmonologists in Philadelphia26pulmonologists at Hospital of the University of Pennsylvania
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Mariano Rey billed Medicare for 481 services in 2024
CMS data shows 481 Medicare services from Dr. Rey across 6 procedure codes in 2024, for 170 Medicare patients. Medicare paid $30,843 for them.
Medicare services, 2024481
Medicare patients170
Paid by Medicare$30,843
Procedure codes6
Dr. Rey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2972024: 2825%
- Other services
- 2023: 02024: 199
Where Dr. Rey's Medicare services took place, 2024
- In an office306%
- In a facility45194%
Dr. Rey compared with the Pennsylvania median for pulmonologists, 2024
- Dr. Rey
- Pennsylvania median
- Medicare services
- 481vs 61522% below
- Medicare patients
- 170vs 29542% below
- Part D claims
- 856vs 62637% above
Medians across 656 pulmonologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Rey'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
Dr. Michael Mariano Rey treated 170 Medicare patients in 2024, average age 67
CMS counts 170 Medicare patients who saw Dr. Rey in 2024. The largest group is 65 to 74, with 77 patients. 71% of them have copd, and 60% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.21, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Rey's median patient age at 63, with 60% women.
Medicare patients, 2024170
Average age67
Average risk score2.21
Also on Medicaid26%
Dr. Rey's Medicare patients by age, 2024
Dr. Rey's Medicare patients by sex, 2024
- Women11266%
- Men5834%
Chronic conditions among Dr. Rey's Medicare patients, 2024
- COPD71%
- High cholesterol60%
- High blood pressure58%
- Arthritis41%
- Asthma37%
- Heart failure31%
- Ischemic heart disease29%
- Anxiety28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Mariano Rey wrote 1,173 Medicare Part D claims in 2024
In 2024, Dr. Rey wrote 1,173 Medicare Part D claims for 188 patients. 62% of them were for generic drugs. CMS names the drug for 856 of them, across 31 drugs with 11 or more claims each, at $2,467,903 in total drug cost. In 2023, CMS named 943 claims across 33 drugs.
Part D claims, 20241,173
Drugs named by CMS31
Total drug cost$2.5M
Part D patients188
Dr. Rey's Part D claims by kind of drug, 2024
- Generic728 claims62%
- Brand-name and other445 claims38%
Dr. Rey'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. Rey's Part D claims, 2024
- Antibiotics16%191 of 1,173 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: 9432024: 8569%
Drugs named by CMS: 31 in 2024, 33 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. Michael Mariano Rey scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Rey for performance year 2024, reported as part of a group. Dr. Rey accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rey as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Rey's MIPS scores, performance year 2024
- 85of 100Final score
- 73.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
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. Michael Mariano Rey has 28 publications on record
Dmand AI links 28 papers to Dr. Rey, published from 2007 to 2024. 2024 was the busiest year, with 3. The most frequent topics are Cattle, Cystic Fibrosis and Rumen. Dr. Rey has published most often in J Chem Phys. Dr. Rey's most frequent co-authors are Michael Patrick Bonk, MD, Denis Hadjiliadis, MD and Scott David Halpern, MD.
Papers28
Years published2007 to 2024
Dr. Rey's papers by year, 2007 to 2024
Topics Dr. Rey writes about most
- Cattle
- Cystic Fibrosis
- Rumen
- Animals, Newborn
- Diet
- Disease Progression
- Fatty Acids, Volatile
- Fermentation
Dr. Rey's most frequent co-authors
- Michael Patrick Bonk, MD2 shared papers
- Denis Hadjiliadis, MD2 shared papers
- Scott David Halpern, MD2 shared papers
Recent publications by Dr. Rey
BenchmarkingEmergenciesGeneral Surgery
J Cyst Fibros
Cystic FibrosisFungiRespiratory System
See who Dr. Rey researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Rey works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Mariano Rey received $62 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Rey from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $62.
Companies that paid Dr. Rey the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Mariano Rey graduated from Perelman School of Med at the University of Pennsylvania
Dr. Rey graduated from Perelman School of Med at the University of Pennsylvania in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Mariano Rey'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 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)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) |
| 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 Dr. Michael Mariano Rey
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. Michael Mariano Rey's NPI number?
Dr. Michael Mariano Rey's NPI number is 1932461548. It was assigned on June 10, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Mariano Rey?
Dr. Michael Mariano Rey is a pulmonologist in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Michael Mariano Rey practice?
Dr. Rey practices at 3400 Spruce St, Philadelphia, PA 19104. Dr. Rey's primary practice is Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dmand AI also links Dr. Rey to 3 hospitals and 1 group practice or clinic.
What is Dr. Michael Mariano Rey's office phone number?
The practice phone on file for Dr. Rey is (215) 662-6289.
What is Dr. Michael Mariano Rey's medical license number?
Dr. Rey holds Pennsylvania license MD459342.
Which hospitals is Dr. Michael Mariano Rey affiliated with?
Dr. Rey practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania. Dr. Rey is also affiliated with Penn Presbyterian Medical Center. Dmand AI links Dr. Rey to 3 more hospitals.
What medical group is Dr. Michael Mariano Rey part of?
Dr. Rey is linked to Penn Medicine Lancaster General Health.
Does Dr. Michael Mariano Rey accept Medicare?
Yes. CMS data shows Dr. Rey billed Medicare for 481 services in 2024, and Dr. Rey accepts Medicare assignment.
Does Dr. Michael Mariano Rey offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Rey as offering telehealth services.
What is Dr. Michael Mariano Rey's MIPS score?
Dr. Rey's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Michael Mariano Rey see?
CMS counts 170 Medicare patients who saw Dr. Rey in 2024, with an average age of 67.
What services does Dr. Michael Mariano Rey bill to Medicare?
In 2024, Dr. Rey's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, established patient (99214).
Where did Dr. Michael Mariano Rey go to medical school?
Dr. Rey graduated from Perelman School of Med at the University of Pennsylvania in 2012.
What drugs does Dr. Michael Mariano Rey prescribe most?
In 2024 Medicare Part D data, Dr. Rey's most prescribed drugs by claims were Azithromycin, Trikafta and Montelukast Sodium.
Has Dr. Michael Mariano Rey received payments from drug or device companies?
CMS Open Payments shows $62 in general payments to Dr. Rey from 1 company from 2019 to 2019. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Michael Mariano Rey been practicing?
Dr. Rey graduated from medical school in 2012, 14 years ago.
Does Dr. Michael Mariano Rey do research?
Dmand AI links 28 publications to Dr. Rey, published from 2007 to 2024.
Who does Dr. Michael Mariano Rey publish with?
Dr. Rey's most frequent co-authors are Michael Patrick Bonk, MD (2 shared papers), Denis Hadjiliadis, MD (2 shared papers) and Scott David Halpern, MD (2 shared papers).
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