Dr. Steve A. Mermelstein, MD
- Medicare services, 2024
- 2,310
- Medicare patients, 2024
- 508
- Part D claims, 2024
- 2,916
- MIPS score, 2024
- 86
- Industry payments
- $13,986
- Practice address
- 420 5th Ave, Brooklyn, NY 11215
- Practice phone
- Call (914) 219-0156
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
CityMD Park Slope Urgent Care
Urgent Care Center · Brooklyn, New York
Find Dr. Mermelstein'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. Steve A. Mermelstein is a pulmonologist in Brooklyn, New York
Dr. Mermelstein practices at CityMD Park Slope Urgent Care in Brooklyn, New York.
Dr. Mermelstein's NPI, 1275516205, was assigned on November 23, 2005. Dr. Mermelstein graduated from Albert Einstein College of Medicine of Yeshiva University in 1977. Dr. Mermelstein holds New York license 135543.
- NPI
- 1275516205NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769371137
- NPI enumeration date
- November 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (914) 219-0156
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steve A. Mermelstein practices at CityMD Park Slope Urgent Care in Brooklyn, New York
Dr. Mermelstein's primary practice is CityMD Park Slope Urgent Care, at 420 5th Ave, Brooklyn, NY 11215. The practice phone is (914) 219-0156.
- CityMD Park Slope Urgent Care420 5th Ave, Brooklyn, NY 11215Phone(914) 219-0156
Source: Dmand AI Affiliation Data
Dr. Steve A. Mermelstein is affiliated with 4 sites of care and 3 medical groups
Dr. Mermelstein's primary practice is CityMD Park Slope Urgent Care in Brooklyn, New York. The medical group on file is CityMD. Dmand AI also links Dr. Mermelstein to 2 more group practices and clinics, 2 medical groups and 1 ambulatory surgery center, each named with a free account. Dr. Mermelstein's employer is on file too: an urgent care center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Steve A. Mermelstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mermelstein practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CityMD Park Slope Urgent Care | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steve A. Mermelstein is one of 1,056 pulmonologists in New York
Pulmonary disease is Dr. Mermelstein's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Mermelstein is licensed in New York.
Specialties and state licenses
- Pulmonary disease, New YorkPrimary
Pulmonologists near Dr. Mermelstein
Counts of pulmonologists 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. Steve A. Mermelstein billed Medicare for 2,310 services in 2024
CMS data shows 2,310 Medicare services from Dr. Mermelstein across 20 procedure codes in 2024, for 508 Medicare patients. Medicare paid $140,789 for them. Every service was in an office.
Dr. Mermelstein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1832024: 1,1632%
- Tests and treatments
- 2023: 1,2692024: 1,06916%
- Other services
- 2023: 352024: 6791%
- Lab and pathology
- 2023: 02024: 11
- Imaging
- 2023: 362024: 0100%
Dr. Mermelstein compared with the New York median for pulmonologists, 2024
- Dr. Mermelstein
- New York median
- Medicare services
- 2,310vs 6763.4 times
- Medicare patients
- 508vs 27088% above
- Part D claims
- 2,733vs 6444.2 times
Medians across 1,044 pulmonologists in New York with Dmand AI profiles that report each measure.
Dr. Mermelstein'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mermelstein and other pulmonologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steve A. Mermelstein treated 508 Medicare patients in 2024, average age 76
CMS counts 508 Medicare patients who saw Dr. Mermelstein in 2024. The largest group is 65 to 74, with 222 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mermelstein's median patient age at 61, with 46% women.
Dr. Mermelstein's Medicare patients by age, 2024
Dr. Mermelstein's Medicare patients by sex, 2024
- Women29257%
- Men21643%
Chronic conditions among Dr. Mermelstein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- COPD47%
- Ischemic heart disease41%
- Diabetes38%
- Asthma35%
- Anxiety24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mermelstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women46%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steve A. Mermelstein wrote 2,916 Medicare Part D claims in 2024
In 2024, Dr. Mermelstein wrote 2,916 Medicare Part D claims for 469 patients. CMS names the drug for 2,733 of them, across 36 drugs with 11 or more claims each, at $1,255,738 in total drug cost. In 2023, CMS named 2,667 claims across 31 drugs.
Dr. Mermelstein'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. Mermelstein's Part D claims, 2024
- Antibiotics3%88 of 2,916 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: 2,6672024: 2,7332%
Drugs named by CMS: 36 in 2024, 31 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. Steve A. Mermelstein scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Mermelstein for performance year 2024, reported as part of a group. Dr. Mermelstein accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mermelstein as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Mermelstein's MIPS scores, performance year 2024
- 86of 100Final score
- 82.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 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. Steve A. Mermelstein received $13,986 in industry payments from 2016 to 2025
CMS Open Payments shows 894 general payments to Dr. Mermelstein from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. GlaxoSmithKline, LLC. paid the most, $3,541. It also lists 2 research payments totaling $850 in 2019.
General payments to Dr. Mermelstein by program year, 2016 to 2025
General payments to Dr. Mermelstein by kind, 2016 to 2025
- Food and beverage$13,68698%
- Education$3002%
Companies that paid Dr. Mermelstein the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steve A. Mermelstein graduated from Albert Einstein College of Medicine of Yeshiva University
Dr. Mermelstein graduated from Albert Einstein College of Medicine of Yeshiva University in 1977.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steve A. Mermelstein'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) |
| 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. Steve A. Mermelstein
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. Steve A. Mermelstein's NPI number?
Dr. Steve A. Mermelstein's NPI number is 1275516205. It was assigned on November 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Steve A. Mermelstein?
Dr. Steve A. Mermelstein is a pulmonologist in Brooklyn, New York. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Steve A. Mermelstein practice?
Dr. Mermelstein practices at 420 5th Ave, Brooklyn, NY 11215. Dr. Mermelstein's primary practice is CityMD Park Slope Urgent Care in Brooklyn, New York. Dmand AI also links Dr. Mermelstein to 2 group practices and clinics, 2 medical groups and 1 ambulatory surgery center.
What is Dr. Steve A. Mermelstein's office phone number?
The practice phone on file for Dr. Mermelstein is (914) 219-0156.
What is Dr. Steve A. Mermelstein's medical license number?
Dr. Mermelstein holds New York license 135543.
What medical group is Dr. Steve A. Mermelstein part of?
Dr. Mermelstein is linked to CityMD. Dmand AI links Dr. Mermelstein to 2 more medical groups.
Does Dr. Steve A. Mermelstein accept Medicare?
Yes. CMS data shows Dr. Mermelstein billed Medicare for 2,310 services in 2024, and Dr. Mermelstein accepts Medicare assignment.
Does Dr. Steve A. Mermelstein offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mermelstein as offering telehealth services.
What is Dr. Steve A. Mermelstein's MIPS score?
Dr. Mermelstein's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Steve A. Mermelstein see?
CMS counts 508 Medicare patients who saw Dr. Mermelstein in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Steve A. Mermelstein bill to Medicare?
In 2024, Dr. Mermelstein's most billed Medicare services were office visit, established patient (99214), lung function service (94010) and lung function service (94729).
Where did Dr. Steve A. Mermelstein go to medical school?
Dr. Mermelstein graduated from Albert Einstein College of Medicine of Yeshiva University in 1977.
What drugs does Dr. Steve A. Mermelstein prescribe most?
In 2024 Medicare Part D data, Dr. Mermelstein's most prescribed drugs by claims were Albuterol Sulfate Hfa, Trelegy Ellipta and Anoro Ellipta.
Has Dr. Steve A. Mermelstein received payments from drug or device companies?
CMS Open Payments shows $13,986 in general payments to Dr. Mermelstein from 34 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Steve A. Mermelstein been practicing?
Dr. Mermelstein graduated from medical school in 1977, 49 years ago.
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