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CASSANDRA WORMACK MD
NPI 1023217437
Family Medicine in Okemos, MI

Active since July 16, 2007PECOS Enrolled
2205 JOLLY RD, STE. B, OKEMOS, MI 48864(517) 347-4085(517) 347-4170 Get Directions Write a Review

NPPES record last updated: November 1, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 1, 2018, Dec 15, 2016 (2 updates tracked since 2016).

About Cassandra Wormack Md NPPES

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

CASSANDRA WORMACK MD (NPI 1023217437) is an individual family medicine provider in Okemos, Michigan, licensed in Michigan (4301072467) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Novi.

NPPES Registry Identity

NPI1023217437
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameCASSANDRA WORMACKCredential: MD
Location Address2205 JOLLY RD, STE. BOkemos, MI 48864-3983
Mailing Address39465 W 14 Mile RdNovi, MI 48377-1600
Phone(517) 347-4085
Fax(517) 347-4170
Sole ProprietorNo
Enumeration DateJuly 16, 2007
Last NPPES UpdateNovember 1, 20182 updates tracked since enumeration
✔ NPI 1023217437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MI · 4301072467
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License 4301072467 (MI)
Also ListedGeneral PracticeTaxonomy 208D00000X · License 4301072467 (MI)
2205 JOLLY RD, Okemos, MI 48864
Open in Google Maps ↗

Secondary Practice Location 1

Location 139465 W 14 Mile RdNovi, MI 48377-1600 · Phone (248) 859-3900 · Fax (888) 483-0118

Other Identifiers 1

Medicaid5199852MI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cassandra Wormack Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

3

Medicare enrollment records show Cassandra Wormack reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Vpa PC
61 mi
Family Medicine
21540 W 11 MILE RD STE 200
Southfield, MI 48076
  • Reassigned Medicare billing, Michigan enrollment
  • 279 clinicians in this Medicare group
NPI 1245859446 (248) 352-2000
State Of Michigan Office Of Financial Management
61 mi
Psychiatric Hospital
30901 PALMER RD
Westland, MI 48186
  • Reassigned Medicare billing, Michigan enrollment
  • 96 clinicians in this Medicare group
NPI 1508883299 (734) 367-8576
Iah Of Michigan, PLLC
66 mi
Family Medicine
500 KIRTS BLVD, STE. 200
Troy, MI 48084
  • Reassigned Medicare billing, Michigan enrollment
  • 79 clinicians in this Medicare group
NPI 1578969705 (248) 824-6060

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 48864 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

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

PAULINE CHIU M.D.
Family Medicine
2205 JOLLY RD, SUITE B
OKEMOS, MI 48864
Ingham County (517) 347-4085
GEORGE D HORN MD
Family Medicine
2205 JOLLY RD, STE A
OKEMOS, MI 48864
Ingham County (517) 347-4085
DAVID BOECHLER MD
Internal Medicine
2205 JOLLY RD, STE. A
OKEMOS, MI 48864
Ingham County (517) 347-4085
DR. JOSEPH ARMOVIT D.O.
Family Medicine
2205 JOLLY RD, SUITE B
OKEMOS, MI 48864
Ingham County (517) 347-4085
RALPH MICHAEL KELLY M.D.
Internal Medicine
2205 JOLLY RD, STE B
OKEMOS, MI 48864
Ingham County (517) 347-4085
MATTHEW MICHAEL MCDONELL NP
Nurse Practitioner
2205 JOLLY RD, SUITE B
OKEMOS, MI 48864
Ingham County (517) 347-4085
MS. KELLI ANN MILLER NP
Nurse Practitioner
2205 JOLLY RD, SUITE B
OKEMOS, MI 48864
Ingham County (517) 347-4085
VPA PC
Family Medicine
2205 JOLLY RD
OKEMOS, MI 48864
Ingham County (517) 347-4085

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 Cassandra Wormack's NPI number?

The NPI number for Cassandra Wormack is 1023217437. It was assigned to this individual provider in the NPPES registry on July 16, 2007.

Where is Cassandra Wormack located?

Cassandra Wormack practices at 2205 Jolly Rd Ste. B, Okemos, MI 48864. The listed phone number is (517) 347-4085.

What is Cassandra Wormack's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Cassandra Wormack enrolled in Medicare?

Yes. Cassandra Wormack is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Cassandra Wormack's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cassandra Wormack reassigns Medicare benefits to 3 organizations: Vpa PC (Southfield, MI), State Of Michigan Office Of Financial Management (Westland, MI) and Iah Of Michigan, PLLC (Troy, MI). 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 Cassandra Wormack'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 Cassandra Wormack was last updated on November 1, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.