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BLAKE ZWERLING M.D.
NPI 1992237978
Obstetrics & Gynecology - Complex Family Planning in Sacramento, CA

Active since March 30, 2017PECOS EnrolledAccepts Medicare Assignment
74.39/100
CMS Quality Rating
4860 Y ST STE 2500, SACRAMENTO, CA 95817(916) 734-6968 Get Directions Write a Review

NPPES record last updated: May 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 1, 2026, Sep 5, 2023, Jun 12, 2023 and 2 more (5 updates tracked since 2017).

About Blake Zwerling M.d. NPPES

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

BLAKE ZWERLING M.D. (NPI 1992237978) is an individual complex family planning provider in Sacramento, California, licensed in California (A158534) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2017).

NPPES Registry Identity

NPI1992237978
Entity TypeIndividualFemale
Primary Taxonomy207VC0300X
Provider Legal NameBLAKE ZWERLINGCredential: M.D.
Location Address4860 Y ST STE 2500Sacramento, CA 95817-2307
Mailing Address4860 Y St Ste 2500Sacramento, CA 95817-2307 · (916) 734-6968
Phone(916) 734-6968
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 2017
Enumeration DateMarch 30, 2017
Last NPPES UpdateMay 1, 20265 updates tracked since enumeration
NPPES CertifiedMay 1, 2026
✔ NPI 1992237978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Complex Family PlanningAllopathic & Osteopathic Physicians
Taxonomy Code207VC0300X
License✔ Licensed in CA · A158534
Definition
A complex family planning physician specializes in the diagnosis and treatment of individuals with complex reproductive needs. These physicians are experts in abortion and contraception clinical care, research, education, and advocacy.
4860 Y ST STE 2500, Sacramento, CA 95817
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Blake Zwerling M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981937067
PECOS Enrollment IDI20231009001270
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

4

Medicare enrollment records show Blake Zwerling reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The Univ Of Ca
0.7 mi
Maternal & Fetal Medicine
4860 Y ST
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • 2,570 clinicians in this Medicare group
NPI 1013906973 (916) 734-6930
Regents Of The University Of Ca
0.7 mi
Family Medicine
4860 Y ST, STE 200
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Regents Of The University Of California
  • 918 clinicians in this Medicare group
NPI 1992930986 (916) 734-1986
Planned Parenthood Mar Monte, Inc
1.8 mi
Community Health
201 29TH ST, SUITE B
Sacramento, CA 95816
  • Reassigned Medicare billing, California enrollment
  • 146 clinicians in this Medicare group
NPI 1679526693 (916) 446-6921
Planned Paranthood Shasta Diablo Inc
38 mi
Community Health
1325 TRAVIS BLVD., #C
Fairfield, CA 94533
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Planned Parenthood Shasta Diablo Inc
  • 61 clinicians in this Medicare group
NPI 1932269644 (707) 429-8855

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 95817 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$75.03 typical visit price
range $19.88 – $148.15
Typical copayment $18.75 (range $4.97 – $37.03)
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.

74.39/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality64.71
Promoting Interoperability97
Improvement Activities40
Cost52.43

Other Providers at the Same Location NPPES 20

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

DR. MARYAM ALI MD
Student in an Organized Health Care Education/Training Program
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978
EMALIE HOUK
Student in an Organized Health Care Education/Training Program
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978
NATALIE C ROSE MD
Obstetrics & Gynecology
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978
ROSE FAYE COHEN-SANDLER MD
Student in an Organized Health Care Education/Training Program
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978
ALLISON GOMEZ-OJEDA
Student in an Organized Health Care Education/Training Program
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978
JANESE ANDREA THOMPSON
Student in an Organized Health Care Education/Training Program
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978
SARAH GLEBERMAN KIRSHNER MD
Obstetrics & Gynecology
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6900
TREYSI GUADALUPE VARGAS RAMOS MD
Student in an Organized Health Care Education/Training Program
4860 Y ST STE 2500
SACRAMENTO, CA 95817
Sacramento County (916) 734-6978

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 Blake Zwerling's NPI number?

The NPI number for Blake Zwerling is 1992237978. It was assigned to this individual provider in the NPPES registry on March 30, 2017.

Where is Blake Zwerling located?

Blake Zwerling practices at 4860 Y St Ste 2500, Sacramento, CA 95817. The listed phone number is (916) 734-6968.

What is Blake Zwerling's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Complex Family Planning, with taxonomy code 207VC0300X.

Is Blake Zwerling enrolled in Medicare?

Yes. Blake Zwerling is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Blake Zwerling's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Blake Zwerling reassigns Medicare benefits to 4 organizations: Regents Of The Univ Of Ca (Sacramento, CA), Regents Of The University Of Ca (Sacramento, CA), Planned Parenthood Mar Monte, Inc (Sacramento, CA) and Planned Paranthood Shasta Diablo Inc (Fairfield, CA). 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 Blake Zwerling's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Blake Zwerling was last updated on May 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.