Blake Zwerling, M.D.
Complex Family Planning Physician · Sacramento, CA
Blake Zwerling, M.D. is a complex family planning physician with a practice address in Sacramento, California, and NPI 1992237978, issued on Mar 30, 2017. Check the license (California A158534, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Blake Zwerling
- Credential
- M.D.
- Primary taxonomy
- Complex Family Planning Physician 207VC0300X
- License number
- A158534 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4860 Y St Ste 2500, Sacramento, CA 95817
- Phone
- (916) 734-6968
- Enumerated
- Mar 30, 2017
- Record last updated
- May 1, 2026
- Medicare enrollment
- Enrolled (PECOS I20231009001270); accepts Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest complex family planning physician records → All 23 in California → Look up another NPI →
Also registered at 4860 Y St Ste 2500
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sloane Brazina, MDStudent in an Organized Health Care Education/Training Program1912588153
Verify Blake Zwerling in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A158534Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average complex family planning physician in 2024
26 Medicare Part D claims, against an average of 28 among the 44 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Gabapentin13 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 practice group's MIPS final score for 2023 (Medicare payment program): 74.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Regents OF The Univ OF CASacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Blake Zwerling among 23 complex family planning physician records in California
Blake Zwerling, M.D. is one of 23 complex family planning physician records with a practice address in California. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 61% of them.
- NPI issued2017 · 61% of these records are older, 35% newer
- In a Medicare fileYes · 96% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated2017 · median 2014 among the 19 with a school on file
- Record last updated2026 · 0% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VC0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Complex Family Planning Physician providers in California
There are 23 complex family planning physician records in California.
All 23 in California → Every provider in Sacramento → Complex Family Planning Physician nationwide →
The 8 complex family planning physician records with the nearest ZIP codes
- Melissa Chen, M.D., M.P.H.Sacramento, CA 958171144541582
- Mitchell Creinin, MDSacramento, CA 958171801868484
- Natalie Dicenzo, MDSacramento, CA 958171174148027
- Anne Flynn, MDSacramento, CA 958171326435447
- Melody Hou, M.D., M.P.H.Sacramento, CA 958171154471092
- Ciara HutchisonSacramento, CA 958171730667346
- Melissa MatulichSacramento, CA 958171841568664
- Holly Rankin, MDSacramento, CA 958171326508508
Common questions
What is Blake Zwerling, M.D.'s NPI number?
Blake Zwerling, M.D.'s National Provider Identifier (NPI) is 1992237978, issued on Mar 30, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Blake Zwerling, M.D. located?
The NPPES record lists a practice address at 4860 Y St Ste 2500, Sacramento, CA, 95817. Phone: (916) 734-6968. Providers update this record themselves, so call before visiting.
How can I verify Blake Zwerling, M.D.'s license?
NPPES lists California license number A158534, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Blake Zwerling, M.D. prescribe under Medicare Part D?
In 2024, Blake Zwerling, M.D. had 26 Medicare Part D claims; the average among complex family planning physician prescribers was 28. Part D covers Medicare prescriptions only.
What is Blake Zwerling, M.D.'s MIPS final score?
The 2023 MIPS final score is 74.4 of 100, reported for the practice group. 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.