QIWEI W. GAI MD
NPI 1780889139
Internal Medicine - Hematology & Oncology in Easton, MD

Active since June 17, 2007PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
8221 TEAL DR STE 302, EASTON, MD 21601(410) 820-5945(410) 820-9642 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 16, 2026, Oct 11, 2021 (2 updates tracked since 2021).

About Qiwei W. Gai Md NPPES

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

QIWEI W. GAI MD (NPI 1780889139) is an individual hematology & oncology provider in Easton, Maryland, licensed in Maryland (D0066409) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1780889139
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameQIWEI W. GAICredential: MD
Location Address8221 TEAL DR STE 302Easton, MD 21601-7215
Mailing AddressPo Box 749495Atlanta, GA 30374-9495 · (855) 963-2100 · Fax (813) 321-1296
Fax(410) 820-9642
Sole ProprietorNo
Medical School CMSOtherGraduated 2003
Enumeration DateJune 17, 2007
Last NPPES UpdateMarch 16, 20262 updates tracked since enumeration
NPPES CertifiedMarch 16, 2026
NPI 1780889139 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Licenses Licensed in MD · D0066409 Licensed in VA · 0101253413
Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Also ListedSpecialistTaxonomy 174400000X · License D0066409 (MD)
8221 TEAL DR STE 302, Easton, MD 21601

Secondary Practice Locations 3

Location 12977 4H Park Rd Ste 102Centreville, MD 21617-2237 · Phone (410) 758-4030 · Fax (410) 758-4733
Location 28316 Arlington Blvd, SUITE 650Fairfax, VA 22031-5207 · Phone (709) 698-9400
Location 3291 Stoner AveWestminster, MD 21157-5647 · Phone (410) 871-6400

Other Identifiers 1

Medicaid018845000MD

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Qiwei W. Gai 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 ID5890853485
PECOS Enrollment IDI20081027000381
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.

Areas of Expertise CMS Part B claims 10

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
648 services415 patients
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.
485 services408 patients
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.
330 services305 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
191 services128 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
142 services142 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.
132 services129 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Sinai Hospital Of Baltimore

Acute Care Hospitals · Baltimore, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210012
Location2401 West Belvedere AvenueBaltimore, MD 21215 · Baltimore City County
Emergency services Birthing friendly

Carroll Hospital Center

Acute Care Hospitals · Westminster, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210033
Location200 Memorial AvenueWestminster, MD 21157 · Carroll County
Emergency services Birthing friendly

Gettysburg Hospital

Acute Care Hospitals · Gettysburg, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390065
Location147 Gettys StreetGettysburg, PA 17325 · Adams County
Emergency services Birthing friendly

Upmc Hanover

Acute Care Hospitals · Hanover, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390233
Location300 Highland AveHanover, PA 17331 · York County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21601 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
$175.57 typical visit price
range $57.99 – $175.57
Typical copayment $43.89 (range $14.49 – $43.89)
Most-billed visit code 99205
Established Patient
$102.11 typical visit price
range $18.66 – $143.02
Typical copayment $25.52 (range $4.66 – $35.75)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

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.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier11 claims1,114 services$0.72 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 3

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

Nurse Practitioner
8221 TEAL DR STE 302
EASTON, MD 21601
Internal Medicine (Hematology & Oncology)
8221 TEAL DR STE 302
EASTON, MD 21601
Nurse Practitioner
8221 TEAL DR STE 302
EASTON, MD 21601

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 Qiwei Gai's NPI number?

The NPI number for Qiwei Gai is 1780889139. It was assigned to this individual provider in the NPPES registry on June 17, 2007.

Where is Qiwei Gai located?

Qiwei Gai practices at 8221 Teal Dr Ste 302, Easton, MD 21601. The listed phone number is (410) 820-5945.

What is Qiwei Gai's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Qiwei Gai enrolled in Medicare?

Yes. Qiwei Gai 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.

Is Qiwei Gai affiliated with any hospitals?

According to CMS data, Qiwei Gai is affiliated with Sinai Hospital Of Baltimore, Carroll Hospital Center, Gettysburg Hospital and Upmc Hanover.

When was this NPI record last updated?

The NPPES record for Qiwei Gai was last updated on March 16, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.