What is Julia Riddle's NPI number?

Julia Riddle's National Provider Identifier (NPI) is 1841614039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Julia Riddle's specialty?

Julia Riddle is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Julia Riddle located?

Julia Riddle's practice location on file with NPPES is 550 N Broadway Ste 305c, Baltimore, MD 21205-2004.

What is Julia Riddle's phone number?

The practice phone number listed in the NPPES registry for Julia Riddle is (410) 502-7449.

Does Julia Riddle accept Medicare?

Julia Riddle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Julia Riddle's NPI active?

Yes — Julia Riddle's NPI (1841614039) is active in the NPPES registry as of the last update on 2020-10-01.

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Julia Riddle, MD

NPI 1841614039 · Psychiatry Physician · Baltimore, MD

Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Julia Riddle, MD is a Psychiatry Physician provider in Baltimore, MD (NPI 1841614039).

Provider details

NPI number: 1841614039
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: D88988 (MD)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense 0101269598 (VA)
Allopathic & Osteopathic Physicians
Psychiatry Physician2084P0800XLicense D88988 (MD)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(85/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
12 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
7 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

550 N Broadway Ste 305c

Baltimore, MD 21205-2004

Phone: (410) 502-7449

Fax: (410) 502-3755

Street-level locationGet directions

More MD providers

Mailing address

550 N Broadway Ste 305c

Baltimore, MD 21205-2004

Additional practice locations (6)

600 Norh Wolfe St
Baltimore, MD 21287-2109
Phone: (410) 955-5000
550 N Broadway Ste 305c
Baltimore, MD 21205-2004
Phone: (410) 502-7449
Fax: (410) 502-3755
4320 Seminary Rd
Alexandria, VA 22304-1535
Phone: (703) 504-3000
Fax: (703) 504-3388
2501 Parkers Ln
Alexandria, VA 22306-3209
Phone: (703) 664-7000
Fax: (703) 664-7666
3300 Gallows Rd
Falls Church, VA 22042-3300
Phone: (703) 776-4001
Fax: (703) 776-7113
44045 Riverside Pkwy
Leesburg, VA 20176-5101
Phone: (703) 858-6000
Fax: (703) 858-6900

Enumerated: 2014-02-10
Last updated: 2020-10-01
Certified: 2020-09-23

Frequently asked questions

What is Julia Riddle's NPI number?: Julia Riddle's National Provider Identifier (NPI) is 1841614039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Julia Riddle's specialty?: Julia Riddle is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
Where is Julia Riddle located?: Julia Riddle's practice location on file with NPPES is 550 N Broadway Ste 305c, Baltimore, MD 21205-2004.
What is Julia Riddle's phone number?: The practice phone number listed in the NPPES registry for Julia Riddle is (410) 502-7449.
Does Julia Riddle accept Medicare?: Julia Riddle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Julia Riddle's NPI active?: Yes — Julia Riddle's NPI (1841614039) is active in the NPPES registry as of the last update on 2020-10-01.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.