Dr. Steven Grundfast, MD
- Medicare services, 2024
- 2,481
- Medicare patients, 2024
- 786
- Part D claims, 2024
- 3,166
- MIPS score, 2024
- 85
- Hospital affiliations
- 1
- Practice address
- 155 Crystal Run Rd, Middletown, NY 10941
- Practice phone
- Call (845) 703-6999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Crystal Run Healthcare Physicians
Middletown, New York
Find Dr. Grundfast'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. Steven Grundfast is a pulmonologist in Middletown, New York
Dr. Grundfast practices at Crystal Run Healthcare Physicians in Middletown, New York.
Dr. Grundfast's NPI, 1710971049, was assigned on September 1, 2005. Dr. Grundfast graduated from Drexel University College of Medicine/Hahnemann University in 1996. Dr. Grundfast holds New York license 210221.
- NPI
- 1710971049NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658260021
- NPI enumeration date
- September 1, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (845) 703-6999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Grundfast practices at Crystal Run Healthcare Physicians in Middletown, New York
Dr. Grundfast's primary practice is Crystal Run Healthcare Physicians, at 155 Crystal Run Rd, Middletown, NY 10941 in Orange County. The practice phone is (845) 703-6999.
- Crystal Run Healthcare Physicians155 Crystal Run Rd, Middletown, NY 10941 · Orange CountyPhone(845) 703-6999
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Steven Grundfast is affiliated with 3 sites of care and 1 medical group
Dr. Grundfast's primary practice is Crystal Run Healthcare Physicians in Middletown, New York. Dr. Grundfast is also affiliated with Garnet Health Medical Center. The medical group on file is Crystal Run Healthcare. Dmand AI also links Dr. Grundfast to 1 more group practice or clinic, 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. Steven Grundfast's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grundfast practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Crystal Run Healthcare Physicians | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Grundfast is one of 1,056 pulmonologists in New York
Pulmonary disease is Dr. Grundfast's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Grundfast is licensed in New York.
Specialties and state licenses
- Pulmonary disease, New YorkPrimary
Pulmonologists near Dr. Grundfast
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. Steven Grundfast billed Medicare for 2,481 services in 2024
CMS data shows 2,481 Medicare services from Dr. Grundfast across 18 procedure codes in 2024, for 786 Medicare patients. Medicare paid $163,884 for them.
Dr. Grundfast's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4742024: 1,4323%
- Other services
- 2023: 1902024: 752296%
- Tests and treatments
- 2023: 1502024: 20235%
- Drugs given in the office
- 2023: 422024: 7886%
- Surgery
- 2023: 02024: 17
Where Dr. Grundfast's Medicare services took place, 2024
- In an office2,24991%
- In a facility2329%
Dr. Grundfast compared with the New York median for pulmonologists, 2024
- Dr. Grundfast
- New York median
- Medicare services
- 2,481vs 6763.7 times
- Medicare patients
- 786vs 2702.9 times
- Part D claims
- 2,963vs 6444.6 times
Medians across 1,044 pulmonologists in New York with Dmand AI profiles that report each measure.
Dr. Grundfast'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. Grundfast and other pulmonologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Grundfast treated 786 Medicare patients in 2024, average age 72
CMS counts 786 Medicare patients who saw Dr. Grundfast in 2024. The largest group is 65 to 74, with 353 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.67, 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. Grundfast's median patient age at 61, with 50% women.
Dr. Grundfast's Medicare patients by age, 2024
Dr. Grundfast's Medicare patients by sex, 2024
- Women43155%
- Men35545%
Chronic conditions among Dr. Grundfast's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Ischemic heart disease48%
- COPD46%
- Diabetes39%
- Anxiety32%
- Asthma30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grundfast'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
- Women50%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven Grundfast wrote 3,166 Medicare Part D claims in 2024
In 2024, Dr. Grundfast wrote 3,166 Medicare Part D claims for 517 patients. CMS names the drug for 2,963 of them, across 35 drugs with 11 or more claims each, at $1,635,025 in total drug cost. In 2023, CMS named 2,804 claims across 34 drugs.
Dr. Grundfast'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. Grundfast's Part D claims, 2024
- Antibiotics2%57 of 3,166 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: 2,8042024: 2,9636%
Drugs named by CMS: 35 in 2024, 34 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. Steven Grundfast 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. Grundfast for performance year 2024, reported as part of a group. Dr. Grundfast accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Grundfast as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Grundfast's MIPS scores, performance year 2024
- 85of 100Final score
- 73.6of 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. Steven Grundfast graduated from Drexel University College of Medicine/Hahnemann University
Dr. Grundfast graduated from Drexel University College of Medicine/Hahnemann University in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Grundfast'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 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) |
| 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. Steven Grundfast
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. Steven Grundfast's NPI number?
Dr. Steven Grundfast's NPI number is 1710971049. It was assigned on September 1, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Grundfast?
Dr. Steven Grundfast is a pulmonologist in Middletown, New York. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Steven Grundfast practice?
Dr. Grundfast practices at 155 Crystal Run Rd, Middletown, NY 10941. Dr. Grundfast's primary practice is Crystal Run Healthcare Physicians in Middletown, New York. Dmand AI also links Dr. Grundfast to 1 group practice or clinic.
What is Dr. Steven Grundfast's office phone number?
The practice phone on file for Dr. Grundfast is (845) 703-6999.
What is Dr. Steven Grundfast's medical license number?
Dr. Grundfast holds New York license 210221.
Which hospitals is Dr. Steven Grundfast affiliated with?
Dr. Grundfast is affiliated with Garnet Health Medical Center.
What medical group is Dr. Steven Grundfast part of?
Dr. Grundfast is linked to Crystal Run Healthcare.
Does Dr. Steven Grundfast accept Medicare?
Yes. CMS data shows Dr. Grundfast billed Medicare for 2,481 services in 2024, and Dr. Grundfast accepts Medicare assignment.
Does Dr. Steven Grundfast offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Grundfast as offering telehealth services.
What is Dr. Steven Grundfast's MIPS score?
Dr. Grundfast's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Steven Grundfast see?
CMS counts 786 Medicare patients who saw Dr. Grundfast in 2024, with an average age of 72.
What services does Dr. Steven Grundfast bill to Medicare?
In 2024, Dr. Grundfast's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Dr. Steven Grundfast go to medical school?
Dr. Grundfast graduated from Drexel University College of Medicine/Hahnemann University in 1996.
What drugs does Dr. Steven Grundfast prescribe most?
In 2024 Medicare Part D data, Dr. Grundfast's most prescribed drugs by claims were Albuterol Sulfate Hfa, Breo Ellipta and Trelegy Ellipta.
How long has Dr. Steven Grundfast been practicing?
Dr. Grundfast graduated from medical school in 1996, 30 years ago.
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