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WYLIE DAVID HOSMER MD
NPI 1720136757
Internal Medicine - Hematology & Oncology in Southington, CT

Active since January 08, 2007PECOS EnrolledAccepts Medicare Assignment
91.25/100
CMS Quality Rating
55 MERIDEN AVE STE 1A, SOUTHINGTON, CT 06489(860) 621-9316(860) 620-5526 Get Directions Write a Review

NPPES record last updated: August 16, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Wylie David Hosmer Md NPPES

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

WYLIE DAVID HOSMER MD (NPI 1720136757) is an individual hematology & oncology provider in Southington, Connecticut, licensed in Connecticut (048427) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of Columbia University College Of Physicians And Surgeons (2004).

NPPES Registry Identity

NPI1720136757
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameWYLIE DAVID HOSMERCredential: MD
Location Address55 MERIDEN AVE STE 1ASouthington, CT 06489-3237
Mailing Address55 Meriden Ave Ste 1aSouthington, CT 06489-3237 · (860) 621-9316 · Fax (860) 620-5526
Phone(860) 621-9316
Fax(860) 620-5526
Sole ProprietorNo
Medical School CMSColumbia University College Of Physicians And SurgeonsGraduated 2004
Enumeration DateJanuary 8, 2007
Last NPPES UpdateAugust 16, 2010
✔ NPI 1720136757 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CT · 048427
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.
55 MERIDEN AVE STE 1A, Southington, CT 06489
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINI72178
Medicaid00A937780CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Wylie David Hosmer 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 ID8628175262
PECOS Enrollment IDI20101008000560
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 Reassignments

2

Medicare enrollment records show Wylie Hosmer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Hospital Of Central Connecticut At New Britain General And Bradley
6.5 mi
General Acute Care Hospital
100 GRAND ST
New Britain, CT 06052
  • Reassigned Medicare billing, Connecticut enrollment
  • 745 clinicians in this Medicare group
NPI 1053477075 (860) 224-5011
Hartford Healthcare Medical Group Specialists, PLLC
15 mi
Surgery
85 SEYMOUR ST STE 415
Hartford, CT 06106
  • Reassigned Medicare billing, Connecticut enrollment
  • 1,921 clinicians in this Medicare group
NPI 1023584216 (860) 246-2071

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 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 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 services129 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.
233 services138 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.
134 services33 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
67 services26 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.
42 services33 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.
42 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06489 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
$183.10 typical visit price
range $60.82 – $183.10
Typical copayment $45.77 (range $15.20 – $45.77)
Most-billed visit code 99205
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

91.25/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality86.37
Promoting Interoperability100
Improvement Activities40
Cost56.52

Referred Medical Equipment & Supplies CMS DME claims 2

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 supplier18 claims1,372 services$0.72 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
2 suppliers20 claims20 services$17.96 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.

DR. JASON L CHANG M.D.
Internal Medicine (Hematology & Oncology)
55 MERIDEN AVE STE 1A
SOUTHINGTON, CT 06489
Capitol Planning Region (860) 621-9316

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 Wylie Hosmer's NPI number?

The NPI number for Wylie Hosmer is 1720136757. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Wylie Hosmer located?

Wylie Hosmer practices at 55 Meriden Ave Ste 1A, Southington, CT 06489. The listed phone number is (860) 621-9316.

What is Wylie Hosmer's specialty?

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

Is Wylie Hosmer enrolled in Medicare?

Yes. Wylie Hosmer 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 organizations bill Medicare for Wylie Hosmer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Wylie Hosmer reassigns Medicare benefits to 2 organizations: The Hospital Of Central Connecticut At New Britain General And Bradley (New Britain, CT) and Hartford Healthcare Medical Group Specialists, PLLC (Hartford, CT). Each 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 Wylie Hosmer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Wylie Hosmer accept?

Health plans from Anthem Blue Cross and Blue Shield list Wylie Hosmer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Wylie Hosmer was last updated on August 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.