Dr. Inna Grishina, MD
- Medicare services, 2024
- 669
- Medicare patients, 2024
- 132
- Part D claims, 2024
- 1,538
- Hospital affiliations
- 1
- Industry payments
- $2,424
- Practice address
- 4514 Beach 45th St, Brooklyn, NY 11224
- Practice phone
- Call (718) 663-8060
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nebolit Medical
Brooklyn, New York
Find Dr. Grishina'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 Grishina is an internist in Brooklyn, New York
Dr. Grishina practices at Nebolit Medical in Brooklyn, New York.
Dr. Grishina's NPI, 1396852075, was assigned on August 25, 2006. Dr. Grishina graduated from St Petersburg Medical State Academy in 1990. Dr. Grishina holds New York license 221566.
- NPI
- 1396852075NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173518016
- NPI enumeration date
- August 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (718) 663-8060
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Inna Grishina practices at Nebolit Medical in Brooklyn, New York
Dr. Grishina's primary practice is Nebolit Medical, at 4514 Beach 45th St, Brooklyn, NY 11224 in Kings County. The practice phone is (718) 663-8060.
- Nebolit Medical4514 Beach 45th St, Brooklyn, NY 11224 · Kings CountyPhone(718) 663-8060
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Inna Grishina is affiliated with 4 sites of care
Dr. Grishina's primary practice is Nebolit Medical in Brooklyn, New York. Dr. Grishina is also affiliated with Tisch Hospital. Dmand AI also links Dr. Grishina to 1 more physician office and 1 home health agency, each 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. Inna Grishina's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grishina practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nebolit Medical | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Inna Grishina is one of 9,643 internists in New York
Internal medicine is Dr. Grishina's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grishina is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Grishina
Counts of internists 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 Grishina billed Medicare for 669 services in 2024
CMS data shows 669 Medicare services from Dr. Grishina across 9 procedure codes in 2024, for 132 Medicare patients. Medicare paid $55,167 for them. Every service was in an office.
Dr. Grishina's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3572024: 44324%
- Surgery
- 2023: 1212024: 121No change
- Other services
- 2023: 502024: 7346%
- Tests and treatments
- 2023: 232024: 3239%
Dr. Grishina compared with the New York median for internists, 2024
- Dr. Grishina
- New York median
- Medicare services
- 669vs 42657% above
- Medicare patients
- 132vs 15816% below
- Part D claims
- 999vs 62261% above
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Grishina'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. Grishina and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Inna Grishina treated 132 Medicare patients in 2024, average age 76
CMS counts 132 Medicare patients who saw Dr. Grishina in 2024. The largest group is 65 to 74, with 59 patients. 61% of them have high blood pressure, and 60% have high cholesterol. 18% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grishina's median patient age at 49, with 61% women.
Dr. Grishina's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grishina's Medicare patients by sex, 2024
- Women9874%
- Men3426%
Chronic conditions among Dr. Grishina's Medicare patients, 2024
- High blood pressure61%
- High cholesterol60%
- Arthritis52%
- Diabetes41%
- Anxiety29%
- Ischemic heart disease27%
- Mood disorders20%
- Depression17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grishina's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women61%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Inna Grishina wrote 1,538 Medicare Part D claims in 2024
In 2024, Dr. Grishina wrote 1,538 Medicare Part D claims for 115 patients. 87% of them were for generic drugs. CMS names the drug for 999 of them, across 43 drugs with 11 or more claims each, at $11,188 in total drug cost. In 2023, CMS named 1,124 claims across 45 drugs.
Dr. Grishina's Part D claims by kind of drug, 2024
- Generic1,336 claims87%
- Brand-name189 claims12%
- Other13 claims1%
Dr. Grishina'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. Grishina's Part D claims, 2024
- Opioids2%28 of 1,538 claims
- Antibiotics3%45 of 1,538 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: 1,1242024: 99911%
Drugs named by CMS: 43 in 2024, 45 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. Inna Grishina offers telehealth to Medicare patients
Dr. Grishina accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Grishina as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Inna Grishina received $2,424 in industry payments from 2016 to 2025
CMS Open Payments shows 40 general payments to Dr. Grishina from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,269.
General payments to Dr. Grishina by program year, 2016 to 2025
General payments to Dr. Grishina by kind, 2016 to 2025
- Food and beverage$2,29395%
- Education$1315%
Companies that paid Dr. Grishina 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. Inna Grishina graduated from St Petersburg Medical State Academy
Dr. Grishina graduated from St Petersburg Medical State Academy in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Inna Grishina'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) |
| 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 Grishina
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 Grishina's NPI number?
Dr. Inna Grishina's NPI number is 1396852075. It was assigned on August 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Inna Grishina?
Dr. Inna Grishina is an internist in Brooklyn, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Inna Grishina practice?
Dr. Grishina practices at 4514 Beach 45th St, Brooklyn, NY 11224. Dr. Grishina's primary practice is Nebolit Medical in Brooklyn, New York. Dmand AI also links Dr. Grishina to 1 physician office and 1 home health agency.
What is Dr. Inna Grishina's office phone number?
The practice phone on file for Dr. Grishina is (718) 663-8060.
What is Dr. Inna Grishina's medical license number?
Dr. Grishina holds New York license 221566.
Which hospitals is Dr. Inna Grishina affiliated with?
Dr. Grishina is affiliated with Tisch Hospital.
Does Dr. Inna Grishina accept Medicare?
Yes. CMS data shows Dr. Grishina billed Medicare for 669 services in 2024, and Dr. Grishina accepts Medicare assignment.
Does Dr. Inna Grishina offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Grishina as offering telehealth services.
How many Medicare patients does Dr. Inna Grishina see?
CMS counts 132 Medicare patients who saw Dr. Grishina in 2024, with an average age of 76.
What services does Dr. Inna Grishina bill to Medicare?
In 2024, Dr. Grishina's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and care management and other visits (99443).
Show 4 more questionsShow fewer questions
Where did Dr. Inna Grishina go to medical school?
Dr. Grishina graduated from St Petersburg Medical State Academy in 1990.
What drugs does Dr. Inna Grishina prescribe most?
In 2024 Medicare Part D data, Dr. Grishina's most prescribed drugs by claims were Zolpidem Tartrate, Atorvastatin Calcium and Duloxetine HCl.
Has Dr. Inna Grishina received payments from drug or device companies?
CMS Open Payments shows $2,424 in general payments to Dr. Grishina from 10 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Inna Grishina been practicing?
Dr. Grishina graduated from medical school in 1990, 36 years ago.
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