Judith Irene Tinkelenberg, RN, CNM
Advanced Practice Midwife · Pleasanton, CA
Judith Irene Tinkelenberg, RN, CNM is an advanced practice midwife with a practice address in Pleasanton, California, and NPI 1023106622, issued on Oct 10, 2006. Check the license (California NMW538, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Judith Irene Tinkelenberg
- Credential
- RN, CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License number
- NMW538 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5925 W Las Positas Blvd Ste 100, Pleasanton, CA 94588
- Phone
- (925) 462-1755
- Enumerated
- Oct 10, 2006
- Record last updated
- Aug 28, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- NMW005381 CA
- Entity
- Type 1 · individual
8 nearest advanced practice midwife records → All 1,115 in California → Look up another NPI →
Also registered at 5925 W Las Positas Blvd Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rajendra Mahajan, MDFamily Medicine Physician1053417774
- Marilisa Mancao, MDFamily Medicine Physician1912982455
Verify Judith Irene Tinkelenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license NMW538Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% more Medicare Part D claims than the average advanced practice midwife in 2024
83 Medicare Part D claims for 19 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin16 claims
- Amlodipine Besylate14 claims
- Clonidine Hcl13 claims
- Metformin Hcl Er12 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: $22.73
1 payment: food and beverage; the largest payer was Alkermes, Inc. The 3,833 providers of this specialty with any payment received $204.49 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.
Judith Irene Tinkelenberg among 1,115 advanced practice midwife records in California
Judith Irene Tinkelenberg, RN, CNM is one of 1,115 advanced practice midwife records with a practice address in California. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 74% newer
- In a Medicare fileYes · 33% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2019 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Advanced Practice Midwife providers in California
There are 1,115 advanced practice midwife records in California.
All 1,115 in California → Every provider in Pleasanton → Advanced Practice Midwife nationwide →
The 8 advanced practice midwife records with the nearest ZIP codes
- Jennifer Despres, CNM, NPVallejo, CA 945891821129818
- Sarah Hamburger, CNMVallejo, CA 945891376382457
- Sue Jacobs, CNMUnion City, CA 945871295724458
- Molly Mattick, CNMVallejo, CA 945891962180075
- Katherine StaffordVallejo, CA 945891740330844
- Anne Vosler, CNMVallejo, CA 945891407907140
- Lisa Davis, CNMVallejo, CA 945911982243291
- Farahnaz BabaeiSan Ramon, CA 945831437617164
Common questions
What is Judith Irene Tinkelenberg, RN, CNM's NPI number?
Judith Irene Tinkelenberg, RN, CNM's National Provider Identifier (NPI) is 1023106622, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Judith Irene Tinkelenberg, RN, CNM located?
The NPPES record lists a practice address at 5925 W Las Positas Blvd Ste 100, Pleasanton, CA, 94588. Phone: (925) 462-1755. Providers update this record themselves, so call before visiting.
How can I verify Judith Irene Tinkelenberg, RN, CNM's license?
NPPES lists California license number NMW538, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Judith Irene Tinkelenberg, RN, CNM prescribe under Medicare Part D?
In 2024, Judith Irene Tinkelenberg, RN, CNM had 83 Medicare Part D claims for 19 beneficiaries; the average among advanced practice midwife prescribers was 72. 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.