Ann Girlie Rivera Tkaczyk, NP-C
Family Nurse Practitioner · Nashua, NH
Ann Girlie Rivera Tkaczyk, NP-C is a family nurse practitioner with a practice address in Nashua, New Hampshire, and NPI 1073756821, issued on Apr 9, 2009. Check the license (New Hampshire 040723-23, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ann Girlie Rivera Tkaczyk
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 040723-23 NH
RN225861 MA
Self-reported in NPPES; status is on the state search - Practice location
- 173 Daniel Webster Hwy, Nashua, NH 03060
- Phone
- (603) 891-4500
- Enumerated
- Apr 9, 2009
- Record last updated
- Nov 8, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (603) 891-4414
- Medicaid ID
- 3075218 NH
- Medicare enrollment
- Enrolled (PECOS I20090701000415); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 1,377 in New Hampshire → Look up another NPI →
Also registered at 173 Daniel Webster Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karin Adelman, M.D.Family Medicine Physician1982674354
- Ilda Betancur RestrepoInternal Medicine Physician1255560272
- Mitchell Cohen, M.D.Internal Medicine Physician1972589208
- Nancy Conway-Clancy, PA-CPhysician Assistant1467478958
- Kimberly Delrossi, APRNFamily Nurse Practitioner1922345909
- Christine Dutton, APRNNurse Practitioner1700939188
Verify Ann Girlie Rivera Tkaczyk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
Search for license 040723-23Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average family nurse practitioner in 2024
3,360 Medicare Part D claims for 184 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 173 claims were for opioids.
Most prescribed
- Levothyroxine Sodium170 claims
- Atorvastatin Calcium161 claims
- Trazodone Hcl160 claims
- Furosemide135 claims
- Mirtazapine128 claims
- Levetiracetam119 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 90.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- St. Joseph Hospital OF Nashua NHNashua, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ann Girlie Rivera Tkaczyk among 1,377 family nurse practitioner records in New Hampshire
Ann Girlie Rivera Tkaczyk, NP-C is one of 1,377 family nurse practitioner records with a practice address in New Hampshire. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 21% of them.
- NPI issued2009 · 21% of these records are older, 77% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2008 · median 2018 among the 901 with a school on file
- Record last updated2019 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
120 family nurse practitioner records list a practice address in Nashua
They are 120 of the 3,140 NPPES records with a practice address in Nashua, and 1,377 family nurse practitioner records in New Hampshire.
All 1,377 in New Hampshire → Every provider in Nashua → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lisa Bradshaw, NPNashua, NH 030601104906429
- Geraldine Colburn, NPNashua, NH 030601477526325
- Dorothy Doran, ARNPNashua, NH 030601083701346
- Lori Fox, ARNPNashua, NH 030601407911001
- Julie Grimstad, N.P.Nashua, NH 030601245462027
- Samborn Hoey, NP-CNashua, NH 030601245476506
- Amanda Ponti, FNP-CNashua, NH 030601508056383
- Casey Poulios, APRNNashua, NH 030601134145634
Common questions
What is Ann Girlie Rivera Tkaczyk, NP-C's NPI number?
Ann Girlie Rivera Tkaczyk, NP-C's National Provider Identifier (NPI) is 1073756821, issued on Apr 9, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ann Girlie Rivera Tkaczyk, NP-C located?
The NPPES record lists a practice address at 173 Daniel Webster Hwy, Nashua, NH, 03060. Phone: (603) 891-4500. Providers update this record themselves, so call before visiting.
How can I verify Ann Girlie Rivera Tkaczyk, NP-C's license?
NPPES lists New Hampshire license number 040723-23, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Ann Girlie Rivera Tkaczyk, NP-C prescribe under Medicare Part D?
In 2024, Ann Girlie Rivera Tkaczyk, NP-C had 3,360 Medicare Part D claims for 184 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Ann Girlie Rivera Tkaczyk, NP-C's MIPS final score?
The 2023 MIPS final score is 90.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.