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DR. DIANNA BERNICE JAMES MD
NPI 1942404769
Obstetrics & Gynecology in Iowa City, IA

Active since June 14, 2007PECOS EnrolledAccepts Medicare Assignment
200 HAWKINS DR, IOWA CITY, IA 52242(319) 356-2294(319) 384-7346 Get Directions Write a Review

NPPES record last updated: February 17, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 20, 2020, Dec 20, 2018 (2 updates tracked since 2018).

About Dr. Dianna Bernice James Md NPPES

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

DR. DIANNA BERNICE JAMES MD (NPI 1942404769) is an individual obstetrics & gynecology provider in Iowa City, Iowa, licensed in Iowa (MD-56255) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in Iowa City, and is a graduate of Drexel University College Of Medicine (2006).

NPPES Registry Identity

NPI1942404769
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. DIANNA BERNICE JAMESCredential: MD
Location Address200 HAWKINS DRIowa City, IA 52242-1009
Mailing Address200 Hawkins DrIowa City, IA 52242-1009 · (319) 356-2294 · Fax (319) 384-7346
Phone(319) 356-2294
Fax(319) 384-7346
Sole ProprietorYes
Medical School CMSDrexel University College Of MedicineGraduated 2006
Enumeration DateJune 14, 2007
Last NPPES UpdateFebruary 17, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 17, 2026
✔ NPI 1942404769 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in IA · MD-56255✔ Licensed in FL · ME138695
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
200 HAWKINS DR, Iowa City, IA 52242
Open in Google Maps ↗

Other Names 1

Former Name (1)Dr. Dianna Bernice Moseley Md

Secondary Practice Location 1

Location 1500 E Market StIowa City, IA 52245-2633 · Phone (319) 356-2294 · Fax (319) 384-7346

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next, AvMed, Florida Blue (BlueCross BlueShield FL) and more.Insurance ›

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

Dr. Dianna Bernice James Md 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 ID1658560552
PECOS Enrollment IDI20260313002858
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

6

Medicare enrollment records show Dianna James reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

State University Of Iowa
Same address
Dentist
200 HAWKINS DRIVE, 51300 POMERANTZ FAMILY PAVILION
Iowa City, IA 52242
  • Reassigned Medicare billing, Iowa enrollment
  • 2,190 clinicians in this Medicare group
NPI 1114905387 (319) 356-2743
Obhg California, P.C.
685 mi
Obstetrics & Gynecology
777 LOWNDES HILL RD BLDG 1
Greenville, SC 29607
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Obhg California PC
  • 711 clinicians in this Medicare group
NPI 1215258892 (800) 967-2289
Orlando Health Medical Group Inc
1,071 mi
Internal Medicine
52 W UNDERWOOD ST
Orlando, FL 32806
  • Reassigned Medicare billing, Florida enrollment
  • 3,290 clinicians in this Medicare group
NPI 1669429577 (321) 841-2452
Women's Care Florida LLC
1,073 mi
Obstetrics & Gynecology
4030 W BOY SCOUT BLVD STE 800
Tampa, FL 33607
  • Reassigned Medicare billing, Florida enrollment
  • Medicare enrollment name: Womens Care Florida LLC
  • 679 clinicians in this Medicare group
NPI 1013902923 (813) 286-0333
Womens' Health Hospitalists, LLC
1,073 mi
Obstetrics & Gynecology
4030 W BOY SCOUT BLVD STE 800
Tampa, FL 33607
  • Reassigned Medicare billing, Florida enrollment
  • 619 clinicians in this Medicare group
NPI 1205295599 (813) 286-0333
Southern California Permanente Medical Group
1,487 mi
Health Maintenance Organization
3527 W FLORIDA AVE
Hemet, CA 92545
  • Reassigned Medicare billing, California enrollment
  • 5,228 clinicians in this Medicare group
NPI 1013433465 (877) 608-0044

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 52242 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
$122.23 typical visit price
range $52.96 – $161.40
Typical copayment $30.55 (range $13.24 – $40.35)
Most-billed visit code 99204
Established Patient
$66.36 typical visit price
range $16.91 – $131.98
Typical copayment $16.59 (range $4.22 – $32.99)
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.

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.

SANGIL LEE M.D.
Emergency Medicine
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-2233
RAMI G. EL ABIAD M.D.
Internal Medicine (Gastroenterology)
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-4901
GRERK SUTAMTEWAGUL MD
Internal Medicine (Hematology & Oncology)
200 HAWKINS DR, DEPT OF INTERNAL MEDICINE
IOWA CITY, IA 52242
Johnson County (319) 356-1616
DR. KALEB TANNER VEIT D.O.
Internal Medicine (Critical Care Medicine)
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 356-2320
OMAR JABER M.D
Chronic Disease Hospital
200 HAWKINS DR
IOWA CITY, IA 52242
Johnson County (319) 471-8958
JENNIFER MANCUSO MS, CGC
Genetic Counselor, MS
200 HAWKINS DR, 31663 PFP
IOWA CITY, IA 52242
Johnson County (319) 384-7983
ASHLEY KAISER M.D.
Obstetrics & Gynecology
200 HAWKINS DR, DEPT OF OBGYN
IOWA CITY, IA 52242
Johnson County (319) 356-2294
MRS. NANCY JANE MILLICE
Health Educator
200 HAWKINS DR, 0733 JPP
IOWA CITY, IA 52242
Johnson County (319) 356-3825

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 Dianna James's NPI number?

The NPI number for Dianna James is 1942404769. It was assigned to this individual provider in the NPPES registry on June 14, 2007. The provider is also known as Dr. Dianna Bernice Moseley MD.

Where is Dianna James located?

Dianna James practices at 200 Hawkins Dr, Iowa City, IA 52242. The listed phone number is (319) 356-2294.

What is Dianna James's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Dianna James enrolled in Medicare?

Yes. Dianna James 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 Dianna James's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dianna James reassigns Medicare benefits to 6 organizations: State University Of Iowa (Iowa City, IA), Obhg California, P.C. (Greenville, SC), Orlando Health Medical Group Inc (Orlando, FL), Women's Care Florida LLC (Tampa, FL), Womens' Health Hospitalists, LLC (Tampa, FL) and 1 more organization, listed in the Medicare section above. 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 Dianna James's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dianna James accept?

Health plans from AmeriHealth Caritas Next, AvMed, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Medica and 3 other insurers list Dianna James as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Dianna James was last updated on February 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.