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DR. KARA TWEADEY BOS M.D., M.P.H
NPI 1942596408
Obstetrics & Gynecology in Portsmouth, NH

Active since June 23, 2011PECOS Enrolled
77.77/100
CMS Quality Rating
67 CORPORATE DR STE 300, PORTSMOUTH, NH 03801(603) 610-8079 Get Directions Write a Review

NPPES record last updated: August 27, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 28, 2023, Dec 12, 2017 (2 updates tracked since 2017).

About Dr. Kara Tweadey Bos M.d., M.p.h NPPES

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

DR. KARA TWEADEY BOS M.D., M.P.H (NPI 1942596408) is an individual obstetrics & gynecology provider in Portsmouth, New Hampshire, licensed in New Hampshire (25081) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Vermont College Of Medicine (2011).

NPPES Registry Identity

NPI1942596408
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. KARA TWEADEY BOSCredential: M.D., M.P.H
Location Address67 CORPORATE DR STE 300Portsmouth, NH 03801-2847
Mailing AddressPo Box 412503Boston, MA 02241-2503 · (617) 726-3884
Phone(603) 610-8079
Sole ProprietorNo
Medical School CMSUniversity Of Vermont College Of MedicineGraduated 2011
Enumeration DateJune 23, 2011
Last NPPES UpdateAugust 27, 20242 updates tracked since enumeration
NPPES CertifiedAugust 27, 2024
✔ NPI 1942596408 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in NH · 25081✔ Licensed in IL · 125059936✔ Licensed in WI · 68219-20
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
67 CORPORATE DR STE 300, Portsmouth, NH 03801
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Secondary Practice Locations 2

Location 12700 W 9th Ave Ste 230Oshkosh, WI 54904-7869 · Phone (920) 223-0220
Location 23400 Ministry Pkwy Fl 2Weston, WI 54476-5220 · Phone (715) 393-1000

Other Identifiers 1

Medicaid3144617NH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kara Tweadey Bos M.d., M.p.h is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2466767199
PECOS Enrollment IDI20240531002368
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

6

Medicare enrollment records show Kara Bos reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Beaver Dam Community Hospitals Inc
901 mi
Family Medicine
180 GATEWAY DR
Waupun, WI 53963
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,447 clinicians in this Medicare group
NPI 1629374780 (920) 345-1306
Mchs Hospitals, Inc.
940 mi
Mental Health (Including Community Mental Health Center)
2450 VINEYARD DR
Plover, WI 54467
  • Reassigned Medicare billing, Wisconsin enrollment
  • Also billed through NPI 1952890873 (Wisconsin)
  • 2,476 clinicians in this Medicare group
NPI 1386249894 (715) 342-0290
Marshfield Clinic Inc
972 mi
Clinic/Center
1000 N OAK AVE
Marshfield, WI 54449
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,540 clinicians in this Medicare group
NPI 1952347981 (715) 387-5511
Flambeau Hospital Inc
987 mi
Clinic/Center
98 SHERRY AVE
Park Falls, WI 54552
  • Reassigned Medicare billing, Wisconsin enrollment
  • Also billed through NPI 1700963048 (Wisconsin)
  • 1,351 clinicians in this Medicare group
NPI 1194317966 (715) 762-2484
Memorial Hospital, Inc
993 mi
Clinical Medical Laboratory
216 SUNSET PL, MEMORIAL HOSPITAL, INC
Neillsville, WI 54456
  • Reassigned Medicare billing, Wisconsin enrollment
  • Also billed through NPI 1346239373 (Wisconsin)
  • 1,283 clinicians in this Medicare group
NPI 1679746747 (715) 743-3101
Lakeview Medical Center Inc Of Rice Lake
1,044 mi
Clinic/Center
806 2ND ST
Chetek, WI 54728
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,616 clinicians in this Medicare group
NPI 1659008605 (715) 924-2000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03801 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
$132.09 typical visit price
range $57.75 – $174.26
Typical copayment $33.02 (range $14.43 – $43.56)
Most-billed visit code 99204
Established Patient
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
Most-billed visit code 99213
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.

77.77/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.47
Promoting Interoperability77
Improvement Activities40
Cost63.8

Reported Quality Measures

e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
94%293 patients4/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
40%94 patients1/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
82%307 patients4/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
78%307 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
51%307 patients3/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
49%307 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 10

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

WENTWORTH DOUGLASS HOSPITAL
General Acute Care Hospital
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 742-2163
JESSICA FAVAZZA ROBERGE RD
Dietitian, Registered
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 610-8079
SAMANTHA METEVIER APRN
Nurse Practitioner (Women's Health)
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (036) 108-0796
KARA VALINSKI LICSW
Social Worker (Clinical)
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 610-8079
CHRISTINE KAY APRN, CNM
Advanced Practice Midwife
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 610-8079
MS. SARAH MARIE KERMELEWICZ CNM
Advanced Practice Midwife
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 610-8079
SAGE ANN MIKAMI MD
Obstetrics & Gynecology
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 610-8079
RYAN LENA MD
Obstetrics & Gynecology
67 CORPORATE DR STE 300
PORTSMOUTH, NH 03801
Rockingham County (603) 610-8079

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 Kara Bos's NPI number?

The NPI number for Kara Bos is 1942596408. It was assigned to this individual provider in the NPPES registry on June 23, 2011.

Where is Kara Bos located?

Kara Bos practices at 67 Corporate Dr Ste 300, Portsmouth, NH 03801. The listed phone number is (603) 610-8079.

What is Kara Bos's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Kara Bos enrolled in Medicare?

Yes. Kara Bos is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Kara Bos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kara Bos reassigns Medicare benefits to 6 organizations: Beaver Dam Community Hospitals Inc (Waupun, WI), Mchs Hospitals, Inc. (Plover, WI), Marshfield Clinic Inc (Marshfield, WI), Flambeau Hospital Inc (Park Falls, WI), Memorial Hospital, Inc (Neillsville, WI) and 1 more organization, listed in the Medicare section above. 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 Kara Bos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kara Bos accept?

Health plans from Taro Health list Kara Bos 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 Kara Bos was last updated on August 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.