Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Hadley Elizabeth Ritter, MD
Surgery Physician in Carmel, IN · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649447459
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Registry record
Entity type Individual (Type 1)
Name Dr. Hadley Elizabeth Ritter
Credential MD
Sex Female
Practice address 11725 N Illinois St, Suite 275, Carmel, IN, 46032
Phone (317) 688-2790
Fax (317) 688-4884
Enumeration date May 12, 2008
Last updated in NPPES Jan 28, 2021
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 000000624840 | Other | IN | ANTHEM PIN |
| 200950790 | Medicaid | IN | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Hadley Ritter practice?
The practice location on file with NPPES is in Carmel, IN. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Hadley Ritter?
The National Provider Identifier (NPI) for Hadley Ritter is 1649447459, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → William Hilgendorf Clinical Psychologist · Carmel, IN NPI 1265439921 Andrew Greenspan Medical Oncology Physician · Carmel, IN NPI 1649262742 Aaron Ashabraner Family Medicine Physician · Carmel, IN NPI 1407841513 Leigh Meltzer Obstetrics & Gynecology Physician · Carmel, IN NPI 1790767366 Karen Adkins Internal Medicine Physician · Carmel, IN NPI 1467435792 Andrew Mclaren Family Medicine Physician · Carmel, IN NPI 1710960844 Jennifer Meece Internal Medicine Physician · Carmel, IN NPI 1720048416 Makram Hajj Cardiovascular Disease Physician · Carmel, IN NPI 1194782698
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-01-28.