GARY R HATTAN (MD) – Family Medicine Physician, NPI 1619961729

Family Medicine Physician

GARY R HATTAN (MD) is a healthcare provider. based in Sioux city, Iowa. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. 31287 (IA). The NPI Number for GARY R HATTAN (MD) is 1619961729

Main info

Male

32 Years Of Experience

Accepts Medicare Assignment

Name

GARY R HATTAN (MD)

NPI

1619961729

Phone

(712) 252-2477

Address

1021 NEBRASKA ST

Enumeration Date

2 September 2005

Last Update Date

1 March 2010

Doctor Profile

Medical School Name

OTHER

Secondary Phone

7122522477

Graduation Year

1994 (32 years ago)

PAC ID

6103961404

Group Practice PAC ID

9931099546

Professional Enrollment ID

I20100310000694

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience54

Completeness75

Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for GARY R HATTAN (MD)

1021, Nebraska Street, Sioux City, Woodbury County, Iowa, 51105, United States
SIOUX CITY, IA 51104
Phone: (712) 252-2477
Fax: (712) 252-5516
Type: Location
PO BOX 5410
SIOUX CITY, IA 51102
Phone: (712) 252-2477
Fax: (712) 252-5516
Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 51104)

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Provider's Procedures

GARY R HATTAN (MD) performs procedures in Family Medicine Physician. See the list of HCPCS codes below.

Specialty	Practice State	HCPCS Code	Description	Service Count	Beneficiary Count
FAMILY MEDICINE	IA	83036	Hemoglobin A1C level	155	69

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.

PAC ID: 9931099546View full group profile

Name	Specialty	State
DYLAN C GREENE (M.D)	Family Practice	NE
MS. CYNTHIA JEAN JOHNSON (ARNP)	-	IA
MR. THOMAS GERALD MORGAN (M.D.)	Family Practice	IA
TIFFANY SAMUELSON (LMSW, CADC)	-	IA
MARY MCGOWAN (ARNP)	-	IA
LORI K KRAUSE (PA)	-	NE
CAROL MADSEN WATCHORN (LISW)	Clinical Social Worker	IA
DR. KRISTI D WALZ (MD)	Family Practice	IA
MRS. LAURA JEANNE MEYER (ARNP, PMHNP)	Nurse Practitioner	IA
ANN M PICK (ARNP)	-	IA