Ann M. Griesacker, CRNP
Psychiatric/Mental Health Nurse Practitioner · Erie, PA
Ann M. Griesacker, CRNP is a psychiatric/mental health nurse practitioner with a practice address in Erie, Pennsylvania, and NPI 1437442993, issued on May 17, 2011. Check the license (Pennsylvania SP011370, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ann M. Griesacker
- Credential
- CRNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- SP011370 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3250 W. Lake RD, Erie, PA 16505
- Phone
- (814) 454-1085
- Enumerated
- May 17, 2011
- Record last updated
- Jan 24, 2023
- Fax
- (814) 240-3976
- Medicare enrollment
- Enrolled (PECOS I20130906000173); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 1,628 in Pennsylvania → Look up another NPI →
Also registered at 3250 W. Lake RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carrie Fuhrer, LPC, NCCProfessional Counselor1295174878
- Mathew Sipple, D.O.Psychiatry Physician1700958428
Verify Ann M. Griesacker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license SP011370Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
138 Medicare Part D claims for 12 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.
Most prescribed
- Venlafaxine Hcl Er27 claims
- Lamotrigine21 claims
- Divalproex Sodium12 claims
- Clonazepam11 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.
Industry payments in 2024: $145.49
8 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Bay City Psychiatry, LLCErie, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ann M. Griesacker among 1,628 psychiatric/mental health nurse practitioner records in Pennsylvania
Ann M. Griesacker, CRNP is one of 1,628 psychiatric/mental health nurse practitioner records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 10% of them.
- NPI issued2011 · 10% of these records are older, 88% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2010 · median 2021 among the 901 with a school on file
- Record last updated2023 · 22% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatric/Mental Health Nurse Practitioner providers in Pennsylvania
There are 1,628 psychiatric/mental health nurse practitioner records in Pennsylvania.
All 1,628 in Pennsylvania → Every provider in Erie → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Jeannie Bauer, NPErie, PA 165051073185583
- Sheryl KridlerErie, PA 165051306196340
- Ethan Tran, FNP-BCErie, PA 165051750042214
- Alison Wokulich, CRNPErie, PA 165051376200238
- Dallas Acker, PMHNP-BCErie, PA 165041134930597
- Catrina Barry, PMHNP-BCErie, PA 165061679231377
- Anna Criswell, PMHNPErie, PA 165061104717057
- Steve Harper, CRNPErie, PA 165061205348638
Common questions
What is Ann M. Griesacker, CRNP's NPI number?
Ann M. Griesacker, CRNP's National Provider Identifier (NPI) is 1437442993, issued on May 17, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Ann M. Griesacker, CRNP located?
The NPPES record lists a practice address at 3250 W. Lake RD, Erie, PA, 16505. Phone: (814) 454-1085. Providers update this record themselves, so call before visiting.
How can I verify Ann M. Griesacker, CRNP's license?
NPPES lists Pennsylvania license number SP011370, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Ann M. Griesacker, CRNP prescribe under Medicare Part D?
In 2024, Ann M. Griesacker, CRNP had 138 Medicare Part D claims for 12 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
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.