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ALISON JEAN MEHLHORN DISCIULLO MD
NPI 1730684259
Obstetrics & Gynecology - Maternal & Fetal Medicine in Portland, ME

Active since March 27, 2018PECOS EnrolledAccepts Medicare Assignment
887 CONGRESS ST STE 200, PORTLAND, ME 04102(207) 771-5549(207) 771-7834 Get Directions Write a Review

NPPES record last updated: April 1, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 1, 2025, Sep 25, 2018, Mar 27, 2018 (3 updates tracked since 2018).

About Alison Jean Mehlhorn Disciullo Md NPPES

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

ALISON JEAN MEHLHORN DISCIULLO MD (NPI 1730684259) is an individual maternal & fetal medicine provider in Portland, Maine, licensed in Maine (MD28909) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1730684259
Entity TypeIndividualFemale
Primary Taxonomy207VM0101X
Provider Legal NameALISON JEAN MEHLHORN DISCIULLOCredential: MD
Location Address887 CONGRESS ST STE 200Portland, ME 04102-3166
Mailing Address887 Congress St Ste 200Portland, ME 04102-3166 · (207) 771-5549 · Fax (207) 771-7834
Phone(207) 771-5549
Fax(207) 771-7834
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 27, 2018
Last NPPES UpdateApril 1, 20253 updates tracked since enumeration
NPPES CertifiedApril 1, 2025
✔ NPI 1730684259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207VM0101X
License✔ Licensed in ME · MD28909
Definition
An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.
Also ListedObstetrics & GynecologyTaxonomy 207V00000X · License MTL004793 (DC), 0116031847 (VA), MD28909 (ME)
887 CONGRESS ST STE 200, Portland, ME 04102
Open in Google Maps ↗

Other Names 1

Former Name (1)Alison Jean Mehlhorn

Secondary Practice Locations 2

Location 122 S Greene St Dept OfBaltimore, MD 21201-1544 · Phone (410) 328-8667
Location 222 Bramhall StPortland, ME 04102-3134 · Phone (207) 662-5400 · Fax (207) 662-6219

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Taro Health.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

Alison Jean Mehlhorn Disciullo 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 ID42693343
PECOS Enrollment IDI20250805002224
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

5

Medicare enrollment records show Alison Disciullo reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mainehealth
Same address
Maternal & Fetal Medicine
887 CONGRESS ST, SUITE 200
Portland, ME 04102
  • Reassigned Medicare billing, Maine enrollment
  • 3,140 clinicians in this Medicare group
NPI 1063726891 (207) 771-5549
Mercy Hospital
0.5 mi
General Acute Care Hospital
195 FORE RIVER PKWY, SUITE 300
Portland, ME 04102
  • Reassigned Medicare billing, Maine enrollment
  • 322 clinicians in this Medicare group
NPI 1427313048 (207) 879-3601
Central Maine Medical Center
31 mi
General Acute Care Hospital
300 MAIN ST
Lewiston, ME 04240
  • Reassigned Medicare billing, Maine enrollment
  • 920 clinicians in this Medicare group
NPI 1689653487 (207) 795-5646
Mainegeneral Medical Center
55 mi
General Acute Care Hospital
35 MEDICAL CENTER PARKWAY
Augusta, ME 04330
  • Reassigned Medicare billing, Maine enrollment
  • 978 clinicians in this Medicare group
NPI 1083949184 (207) 872-4454
Eastern Maine Medical Center
110 mi
General Acute Care Hospital
489 STATE ST
Bangor, ME 04401
  • Reassigned Medicare billing, Maine enrollment
  • 788 clinicians in this Medicare group
NPI 1790789147 (207) 973-7000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maine Medical Center

Acute Care Hospitals · Portland, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200009
Location22 Bramhall StPortland, ME 04102 · Cumberland County
Emergency services Birthing friendly

Northern Light Eastern Maine Medical Center

Acute Care Hospitals · Bangor, ME
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200033
Location489 State StreetBangor, ME 04401 · Penobscot County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04102 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
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
Established Patient
$70.13 typical visit price
range $18.22 – $138.92
Typical copayment $17.53 (range $4.55 – $34.73)
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 13

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

SHANNON L CARR MD
Obstetrics & Gynecology
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
TOBY M FITZGERALD DO
Obstetrics & Gynecology
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
REBECCA C HUNT MD
Obstetrics & Gynecology
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
DR. ELIZABETH RAYANN LINNELL MD
Obstetrics & Gynecology
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
ALEXA SCIARRA MGC, CGC
Genetic Counselor, MS
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
ALEXANDRIA MICKENZIE BETZ DO
Obstetrics & Gynecology (Maternal & Fetal Medicine)
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
LYDIA RUSSELL-ROY MD
Obstetrics & Gynecology
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549
KELLY M NICHOLS MD
Obstetrics & Gynecology
887 CONGRESS ST STE 200
PORTLAND, ME 04102
Cumberland County (207) 771-5549

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 Alison Disciullo's NPI number?

The NPI number for Alison Disciullo is 1730684259. It was assigned to this individual provider in the NPPES registry on March 27, 2018. The provider is also known as Alison Jean Mehlhorn.

Where is Alison Disciullo located?

Alison Disciullo practices at 887 Congress St Ste 200, Portland, ME 04102. The listed phone number is (207) 771-5549.

What is Alison Disciullo's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Alison Disciullo enrolled in Medicare?

Yes. Alison Disciullo 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 Alison Disciullo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alison Disciullo reassigns Medicare benefits to 5 organizations: Mainehealth (Portland, ME), Mercy Hospital (Portland, ME), Central Maine Medical Center (Lewiston, ME), Mainegeneral Medical Center (Augusta, ME) and Eastern Maine Medical Center (Bangor, ME). 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 Alison Disciullo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alison Disciullo accept?

Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Alison Disciullo 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.

Is Alison Disciullo affiliated with any hospitals?

According to CMS data, Alison Disciullo is affiliated with Maine Medical Center and Northern Light Eastern Maine Medical Center.

When was this NPI record last updated?

The NPPES record for Alison Disciullo was last updated on April 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.