Dr. Inna K. Massaro, DO
- Medicare services, 2024
- 199
- Medicare patients, 2024
- 215
- Part D claims, 2024
- 83
- Publications
- 1
- Hospital affiliations
- 5
- Practice address
- 2900 Lamb Circle, Christiansburg, VA 24073
- Practice phone
- Call (540) 731-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Massaro'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. Inna K. Massaro is an emergency medicine physician in Christiansburg, Virginia
Dr. Massaro practices at Carilion New River Valley Medical Center in Christiansburg, Virginia, part of Carilion Clinic.
Dr. Massaro's NPI, 1629203617, was assigned on May 20, 2009. Dr. Massaro graduated from Lake Erie College of Osteopathic Medicine, Erie in 2009. Dr. Massaro holds Virginia license 0102204894.
- NPI
- 1629203617NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769648351
- NPI enumeration date
- May 20, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (540) 731-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Inna K. Massaro practices at Carilion New River Valley Medical Center in Christiansburg, Virginia
Dr. Massaro's primary practice is Carilion New River Valley Medical Center, at 2900 Lamb Circle, Christiansburg, VA 24073 in Montgomery County. The practice phone is (540) 731-2000.
- Carilion New River Valley Medical Center2900 Lamb Circle, Christiansburg, VA 24073 · Montgomery CountyPhone(540) 731-2000
Source: Dmand AI Affiliation Data
Dr. Inna K. Massaro is affiliated with 5 sites of care and 6 medical groups
Dr. Massaro's primary practice is Carilion New River Valley Medical Center in Christiansburg, Virginia, part of Carilion Clinic. Dr. Massaro is also affiliated with Carilion Roanoke Memorial Hospital. The medical group on file is Carilion Clinic. Dmand AI also links Dr. Massaro to 3 more hospitals and 5 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Inna K. Massaro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Massaro practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Carilion New River Valley Medical Center | Available with a free account |
| +4 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Inna K. Massaro is one of 1,686 emergency medicine physicians in Virginia
Emergency medicine is Dr. Massaro's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Massaro is licensed in Virginia.
Specialties and state licenses
- Emergency medicine, VirginiaPrimary
Emergency medicine physicians near Dr. Massaro
Counts of emergency medicine 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. Inna K. Massaro billed Medicare for 199 services in 2024
CMS data shows 199 Medicare services from Dr. Massaro across 3 procedure codes in 2024, for 215 Medicare patients. Medicare paid $24,068 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Massaro's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2952024: 19933%
Dr. Massaro compared with the Virginia median for emergency medicine physicians, 2024
- Dr. Massaro
- Virginia median
- Medicare services
- 199vs 31136% below
- Medicare patients
- 215vs 30730% below
- Part D claims
- 11vs 5981% below
Medians across 1,632 emergency medicine physicians in Virginia with Dmand AI profiles that report each measure.
Dr. Massaro'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.
Need commercial claims for Dr. Massaro?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Massaro and other emergency medicine physicians in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Inna K. Massaro treated 215 Medicare patients in 2024, average age 73
CMS counts 215 Medicare patients who saw Dr. Massaro in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 25% are also on Medicaid. Their average risk score is 2.05, 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. Massaro's median patient age at 60, with 52% women.
Dr. Massaro's Medicare patients by age, 2024
Dr. Massaro's Medicare patients by sex, 2024
- Women11152%
- Men10448%
Chronic conditions among Dr. Massaro's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Anxiety52%
- Arthritis51%
- Chronic kidney disease51%
- Mood disorders50%
- Depression47%
- Diabetes47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Massaro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Inna K. Massaro wrote 83 Medicare Part D claims in 2024
In 2024, Dr. Massaro wrote 83 Medicare Part D claims for 64 patients. 94% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $83 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Dr. Massaro's Part D claims by kind of drug, 2024
- Generic78 claims94%
- Brand-name and other5 claims6%
Dr. Massaro's most prescribed drugs by claims, 2023
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. Massaro's Part D claims, 2024
- Antibiotics30%25 of 83 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 112023: 11No change
Drugs named by CMS: 1 in 2023, 1 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
How Dr. Inna K. Massaro takes part in Medicare
Dr. Massaro accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Inna K. Massaro has 1 publication on record
Dmand AI links 1 paper to Dr. Massaro.
Recent publications by Dr. Massaro
See who Dr. Massaro researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Massaro works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Inna K. Massaro received $73 in industry payments from 2017 to 2024
CMS Open Payments shows 2 general payments to Dr. Massaro from 2 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $60.
General payments to Dr. Massaro by program year, 2017 to 2024
Companies that paid Dr. Massaro the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Inna K. Massaro graduated from Lake Erie College of Osteopathic Medicine, Erie
Dr. Massaro graduated from Lake Erie College of Osteopathic Medicine, Erie in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Inna K. Massaro'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) |
| 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. Inna K. Massaro
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. Inna K. Massaro's NPI number?
Dr. Inna K. Massaro's NPI number is 1629203617. It was assigned on May 20, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Inna K. Massaro?
Dr. Inna K. Massaro is an emergency medicine physician in Christiansburg, Virginia. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Inna K. Massaro practice?
Dr. Massaro practices at 2900 Lamb Circle, Christiansburg, VA 24073. Dr. Massaro's primary practice is Carilion New River Valley Medical Center in Christiansburg, Virginia, part of Carilion Clinic. Dmand AI also links Dr. Massaro to 3 hospitals and 5 medical groups.
What is Dr. Inna K. Massaro's office phone number?
The practice phone on file for Dr. Massaro is (540) 731-2000.
What is Dr. Inna K. Massaro's medical license number?
Dr. Massaro holds Virginia license 0102204894.
Which hospitals is Dr. Inna K. Massaro affiliated with?
Dr. Massaro practices at Carilion New River Valley Medical Center in Christiansburg, Virginia. Dr. Massaro is also affiliated with Carilion Roanoke Memorial Hospital. Dmand AI links Dr. Massaro to 3 more hospitals.
What medical group is Dr. Inna K. Massaro part of?
Dr. Massaro is linked to Carilion Clinic. Dmand AI links Dr. Massaro to 5 more medical groups.
Does Dr. Inna K. Massaro accept Medicare?
Yes. CMS data shows Dr. Massaro billed Medicare for 199 services in 2024, and Dr. Massaro accepts Medicare assignment.
How many Medicare patients does Dr. Inna K. Massaro see?
CMS counts 215 Medicare patients who saw Dr. Massaro in 2024, with an average age of 73.
What services does Dr. Inna K. Massaro bill to Medicare?
In 2024, Dr. Massaro's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Show 5 more questionsShow fewer questions
Where did Dr. Inna K. Massaro go to medical school?
Dr. Massaro graduated from Lake Erie College of Osteopathic Medicine, Erie in 2009.
What drugs does Dr. Inna K. Massaro prescribe most?
In 2023 Medicare Part D data, Dr. Massaro's most prescribed drugs by claims were Ondansetron ODT.
Has Dr. Inna K. Massaro received payments from drug or device companies?
CMS Open Payments shows $73 in general payments to Dr. Massaro from 2 companies from 2017 to 2024. The largest total came from Boston Scientific Corporation.
How long has Dr. Inna K. Massaro been practicing?
Dr. Massaro graduated from medical school in 2009, 17 years ago.
Does Dr. Inna K. Massaro do research?
Dmand AI links 1 publication to Dr. Massaro.
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