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INNA GRISHINA MD
NPI 1396852075
Internal Medicine in Brooklyn, NY

Active since August 25, 2006PECOS EnrolledAccepts Medicare Assignment
4514 BEACH 45TH ST, BROOKLYN, NY 11224(718) 663-8060 Get Directions Write a Review

NPPES record last updated: April 18, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Inna Grishina Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

INNA GRISHINA MD (NPI 1396852075) is an individual internal medicine provider in Brooklyn, New York, licensed in New York (221566) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1990).

NPPES Registry Identity

NPI1396852075
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameINNA GRISHINACredential: MD
Location Address4514 BEACH 45TH STBrooklyn, NY 11224-1002
Mailing Address4514 Beach 45th StBrooklyn, NY 11224-1002 · (718) 663-8060
Phone(718) 663-8060
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateAugust 25, 2006
Last NPPES UpdateApril 18, 2012
✔ NPI 1396852075 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 221566
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
4514 BEACH 45TH ST, Brooklyn, NY 11224
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Other Identifiers 2

Medicaid02226786NY
Medicare PIN41S46EV841

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Inna Grishina Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3173518016
PECOS Enrollment IDI20040419001278
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Inna Grishina reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nebolit Medical PC
Same address
Internal Medicine
4514 BEACH 45TH ST
Brooklyn, NY 11224
  • Reassigned Medicare billing, New York enrollment
NPI 1821171919 (718) 663-8060

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
143 services72 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
121 services86 patients
Telephone medical discussion with physician, 21-30 minutes 99443
This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
112 services60 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
73 services73 patients
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490
Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.
71 services39 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
54 services46 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11224 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Elevating leg rests, pair (for use with capped rental wheelchair base) K0195
DME-Wheelchairs · category DD021N
2 suppliers13 claims14 services$5.35 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NEBOLIT MEDICAL PC
Internal Medicine
4514 BEACH 45TH ST
BROOKLYN, NY 11224
Kings County (718) 663-8060

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Inna Grishina's NPI number?

The NPI number for Inna Grishina is 1396852075. It was assigned to this individual provider in the NPPES registry on August 25, 2006.

Where is Inna Grishina located?

Inna Grishina practices at 4514 Beach 45th St, Brooklyn, NY 11224. The listed phone number is (718) 663-8060.

What is Inna Grishina's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Inna Grishina enrolled in Medicare?

Yes. Inna Grishina is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Inna Grishina's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Inna Grishina reassigns Medicare benefits to Nebolit Medical PC (Brooklyn, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Inna Grishina's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Inna Grishina was last updated on April 18, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.